Auto Recall Watch
U.S. public vehicle records

Hyundai EQUUS problems and owner complaints

Explore the records behind recurring owner reports.

Key facts

96 owner complaints analyzed

3 distinct recall campaigns

42,500 mi median reported failure mileage

Scope: 2011 to 2016 model years. Data updated: . 60 complaints include usable failure mileage. View data status.

Owner-reported patterns

Most common problems

Suspension is the most frequently named component, appearing in 24 of 96 complaints (25.0%). A complaint can name multiple components.

Recurring terms in complaint narratives
TopicMatching reportsShare of complaints
Braking behavior2324.0%
Electrical and battery issues88.3%
Steering behavior66.3%
Engine operation44.2%
Transmission and shifting33.1%

Topic matches use published keyword rules. They describe mentions, including negations or comparisons, and do not confirm a diagnosis. Read the matching rules.

Component breakdown

Number of unique complaints naming each component. Top eight shown.

Suspension
24
Electrical System
15
Service Brakes
11
Engine
8
Exterior Lighting
8
Power Train
8
Unknown Or Other
8
Seats
7
Component breakdown data
CategoryCount
Suspension24
Electrical System15
Service Brakes11
Engine8
Exterior Lighting8
Power Train8
Unknown Or Other8
Seats7

Suspension: 24; Electrical System: 15; Service Brakes: 11; Engine: 8; Exterior Lighting: 8; Power Train: 8; Unknown Or Other: 8; Seats: 7

Reported problems by failure mileage

Complaint counts in mileage bands. These are not failure rates per vehicle or mile.

Under 25,000
18
25,000 to 49,999
15
50,000 to 74,999
10
75,000 to 99,999
10
100,000 to 149,999
6
150,000 and above
1
Reported problems by failure mileage data
CategoryCount
Under 25,00018
25,000 to 49,99915
50,000 to 74,99910
75,000 to 99,99910
100,000 to 149,9996
150,000 and above1

Under 25,000: 18; 25,000 to 49,999: 15; 50,000 to 74,999: 10; 75,000 to 99,999: 10; 100,000 to 149,999: 6; 150,000 and above: 1

Under 25,000 miles has the most reports with usable mileage (18). 36 complaints have missing, zero or invalid mileage.

Complaints over time

Year the complaint was filed, not the vehicle model year or incident year. The snapshot year is partial.

2012
2
2013
5
2014
5
2015
4
2016
8
2017
2
2018
7
2019
10
2020
6
2021
6
2022
7
2023
8
2024
15
2025
6
2026
5
Complaints over time data
CategoryCount
20122
20135
20145
20154
20168
20172
20187
201910
20206
20216
20227
20238
202415
20256
20265

2012: 2; 2013: 5; 2014: 5; 2015: 4; 2016: 8; 2017: 2; 2018: 7; 2019: 10; 2020: 6; 2021: 6; 2022: 7; 2023: 8; 2024: 15; 2025: 6; 2026: 5

Pattern summary

Suspension leads the component reports. Braking behavior appears in 23 complaint narratives. Electrical and battery issues appears in 8 complaint narratives. Steering behavior appears in 6 complaint narratives. Use these patterns to inspect individual reports and prepare questions for a mechanic.

Calculated from recorded counts. An AI narrative has not been published for this selection.

Complaint evidence

Examples provide context, not a representative sample or a verified diagnosis.

Owner report 10616518 · 2014-07-26 (July 26, 2014)

DRIVER BEHIND ME ALERTED THAT MY BRAKES WORKED BUT MY BRAKE LIGHTS DID NOT WORK. HE INDICATED THE POTENTIAL FOR SERIOUS ACCIDENT ON THE NATION'S HIGHWAYS. DEALER REPLACED BRAKE HARNESS DIODE Z06. AGAIN ON 20MAY2014, THE SAME THING HAPPENED. THIS TIME, DEALER REPLACED DIODE Z01. THERE WAS NO AUDIBLE OR VISUAL WARNING ON THE DASH ALTHOUGH VEHICLE PERFORMS A "SYSTEM CHECK" AT STARTUP AND WARNS OF MINOR ALERTS LIKE LOW TIRE PRESSURE. I AM AFRAID TO DRIVE THE VEHICLE AS I AM A RETIRED PERSON AND I MUST DEPEND ON THE SAFETY FEATURES OF MY CAR. …

Owner-reported narrative. 14,948 miles reported. Look up ODI 10616518 at NHTSA ↗

Owner report 10881849 · 2016-06-30 (June 30, 2016)

I WAS DRIVING THE HARD AND I HAD TO COME TO A STOP ON THE HIGHWAY. ALL OF A SUDDEN MY BRAKES TURNED SPONGY AND I SWERVED TO MISS A CAR. I HAVE HAD THE MASTER CYLINDER REPLACED THINKING THAT WAS THE ISSUE BUT IT WAS STILL SPONGY. I THEN NOTICED THE RECALL ON THE GENESIS AND I CONTACTED HYUNDAI. I ASKED DID THE RECALL AFFECT THE EQUSS SEEING HOW THEY ARE THE SAME PART NUMBERS. THEY TOLD ME NO AND IT DIDN'T FALL UNDER THE WARRANTY EITHER. THEY SAID I WOULD HAVE TO PAY AROUND $2800 TO HAVE IT FIXED. I DON'T UNDERSTAND HOW THE SAME PART GOES BAD ON …

Owner-reported narrative. 92,741 miles reported. Look up ODI 10881849 at NHTSA ↗

Owner report 10499916 · 2013-02-25 (February 25, 2013)

TL* THE CONTACT OWNS A 2011 HYUNDAI EQUUS. THE CONTACT STATED THAT THE INSTRUMENT PANEL AND ALL OF THE ELECTRICAL COMPONENTS FAILED. THE VEHICLE WAS TAKEN TO THE DEALER FOR INSPECTION BUT THEY COULD NOT DIAGNOSE THE CAUSE OF FAILURE. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOTIFIED BUT PROVIDED NO ASSISTANCE. THE FAILURE MILEAGE WAS 11,000.

Owner-reported narrative. 11,000 miles reported. Look up ODI 10499916 at NHTSA ↗

Owner report 10508541 · 2013-04-17 (April 17, 2013)

TL* THE CONTACT OWNS A 2011 HYUNDIA EQUUS. THE CONTACT STATED THAT THE VEHICLE WAS PARKED IN A RESIDENTIAL GARAGE WITH THE ENGINE TURNED OFF. WHEN THE CONTACT ENTERED THE VEHICLE, HE NOTICED BROWNISH SOOT WITHIN THE INTERIOR OF THE VEHICLE. THE DRIVER'S SIDE DOOR AREA AND SEAT WERE BURNT. IN ADDITION, A SMALL PORTION OF THE CONSOLE MELTED. THERE WERE NO FLAMES VISIBLE. THE FIRE DEPARTMENT WAS CALLED TO THE SCENE WHO STATED THE FIRE WAS ELECTRICAL. THE VEHICLE WAS TOWED TO AN AUTHORIZED DEALER WHERE AN INDEPENDENT INSPECTOR PERFORMED FURTHER INV…

Owner-reported narrative. Look up ODI 10508541 at NHTSA ↗

Owner report 11439082 · 2021-11-02 (November 2, 2021)

ECS malfunction ADAS malfunction Car rides rough and unstable steering control Several dealerships have reviewed and replaced rear air shocks and compressor with no resolution No response from manufacturer about problem Creates very unsafe driving conditions ECS malfunction warning appears sometimes not always

Owner-reported narrative. Look up ODI 11439082 at NHTSA ↗

Owner report 11161843 · 2018-12-16 (December 16, 2018)

STEERING LOCKS UP WHILE MAKING A COMPLETE TURN

Owner-reported narrative. 5 miles reported. Look up ODI 11161843 at NHTSA ↗

Owner report 11463358 · 2022-05-04 (May 4, 2022)

The contact owns a 2011 Hyundai Equus. The contact stated that while his wife was driving at an undisclosed speed, the vehicle stalled however, the driver was able to pull to the side of the road where the vehicle lost motive and was unable to be restarted. The contact stated that he was unaware of any warning lights being illuminated. The vehicle was towed to an independent mechanic who advised that they would attempt to restart the electronic computer module (ECM). The repair was successful however, the contact stated that the independent mec…

Owner-reported narrative. 50,000 miles reported. Look up ODI 11463358 at NHTSA ↗

Owner report 11120749 · 2018-08-17 (August 17, 2018)

I WAS DRIVING ON I-85 S FROM NORTH CAROLINA WHEN SUDDENLY MY CAR STARTS TO FEEL LIKE IT WAS DRAGGING. I CONTINUED TO DRIVE FOR A FEW MORE EXITS TO SEE IF IT WOULD STOP. I GOT OFF AFTER FOUR EXITS, TURNED OFF THE CAR, AND CHECKED THE TIRES. NOTHING APPEARED WRONG. I WAITED SEVERAL MINUTES AND I STILL COULD NOT DETERMINE A PROBLEM SO, I RETURNED TO I-85 S. THE PROBLEM HAD STOPPED. SEVERAL DAYS LATER, THE PROBLEM RETURNED. I WAS DRIVING ON A CITY STREET WHEN SUDDENLY THE DRAGGING FEEL BEGAN. I TOOK IT TO THE DEALERSHIP BUT THEY WERE UNABLE …

Owner-reported narrative. 100,000 miles reported. Look up ODI 11120749 at NHTSA ↗

Owner report 11748611 · 2026-07-06 (July 6, 2026)

I was driving on the highway and my transmission due to a failed transmission service done to my vehicle caused my vehicle’s transmission to overheat a blowout my transmission cooler and mix coolant and transmission fluid unknown to me because of a clogged transmission cooler line improperly flushed instead of replaced by the Patrick Hyundai dealership there could’ve been and electrical fire or a crash due to these things.

Owner-reported narrative. Look up ODI 11748611 at NHTSA ↗

Owner report 11749120 · 2026-07-08 (July 8, 2026)

I am reporting a severe vehicle safety hazard involving a sudden loss of motive power and extreme thermal failure on my 2012 Hyundai Equus Signature 5.0L. In July 2022, at 88,845 miles, an authorized Hyundai dealership replaced the transmission under a factory warranty event. Rather than replacing the transmission oil cooler assembly, which was contaminated with heavy metal shrapnel from the original mechanical breakdown, the servicing dealer chose to only flush the lines, creating a latent fluid restriction. After approximately 18,000 miles of…

Owner-reported narrative. Look up ODI 11749120 at NHTSA ↗

Compare model years

Recalls by model year

All campaigns in the snapshot affecting each model year, including recalls announced years later.

Recall campaigns

Shared campaigns appear once in each affected model year.

2011
2
2012
1
2013
1
2014
1
2015
1
2016
0
Recall campaigns data
CategoryCount
20112
20121
20131
20141
20151
20160

2011: 2; 2012: 1; 2013: 1; 2014: 1; 2015: 1; 2016: 0

Year-by-year records

Hyundai EQUUS model-year comparison
Model yearComplaintsRecallsChange in recalls
2011242Not available
201281-1
20131010
20143610
2015910
201690-1
Explore the data

Vehicle analysis explorer

Inspect model-year patterns, reported mileage, monthly activity and the evidence behind each signal.

Data completeness

96 unique complaints in this selection. Analysis snapshot: 2026-10-01.

62.5%Usable mileage60 / 96 records
100.0%Valid incident date96 / 96 records
100.0%Valid filing date96 / 96 records
100.0%Ordered incident and filing dates96 / 96 records

Missing, zero and invalid mileage is excluded. Dates after the snapshot are excluded. Examples are limited selections, not a representative sample.

Problems by model year

Model-wide comparison of the eight most reported components across the model. Cells show counts and shares within each model year. Open a cell for source examples.

Component complaint heatmap
Component201120122013201420152016
Suspension
1145.8%
ODI 10468861 · 21,000 mi

THIS WAS THE DATE OF THE FIRST INCIDENT, ANOTHER INCIDENT HAPPENED THREE MONTHS LATER. WE WERE JUST DRIVING ALONG AND THE AIR SUSPENSION SYSTEM FAILED AND THE WHOLE CAR, MOSTLY THE FRONT DROPPED A NUMBER OF INCHES, WE COULD BARELY DRIVE HOME AND HAD TO HAVE VEHICLE TOWED, SEEMS TO BE A VERY UNSAFE ITEM. THE FIRST TIME IT WAS THE PASSENGER SIDE, SECOND TIME IT WAS THE DRIVER SIDE.I CONTACTED HYUNDAI, AND WANTED THEM TO BUY BACK THE VEHICLE, AS I HAVE HAD NUMEROUS OTHER SMALL ISSUES GO WRONG, BUT THIS SUSPENSION PROBLEM FEELS VERY UNSAFE AND ACTU…

Look up ODI 10468861 at NHTSA ↗

225.0%
ODI 10676847 · 31,000 mi

MY VEHICLE SWAYS LIKE A BOAT SIDE TO SIDE NO MATTER MY SPEED, BUT ON THE HIGHWAY IT ALMOST FEELS LIKE I'M LOSING CONTROL. I HAVE TAKEN THE VEHICLE TO THE DEALERSHIP AND AFTER HAVING IT FOR 4 WEEKS THEY RETURNED MY VEHICLE BACK TO ME NOT REPAIRED AND NO ANSWERS TO WHY THE ISSUE STARTED. I WAS TOLD THEY WERE REQUESTING AN HYUNDAI FIELD ENGINEER TO COME OUT TO INSPECT THE VEHICLE BUT I HAVE NOT HEARD FROM THEM IN ALMOST 2 MONTHS. *TR

Look up ODI 10676847 at NHTSA ↗

220.0%
ODI 10557865 · 18 mi

TEST DRIVE BEFORE PURCHASING WAS STOPPED AFTER A 1/4 OF MILE BECAUSE OF HEAVY FRONT END SHAKING. DEALERSHIP CHANGED TIRES SAYING THAT WOULD FIX THE PROBLEM. SINCE THEN IT HAS ALSO FIXED FRONT END ALIGNMENT TWICE, CHANGED THE DRIVESHAFT AND TWO REAR AXLES. VEHICLE STILL SHAKES. VEHICLE IS PERILOUS TO DRIVE ON BUMPY SURFACES WHEN DRIVER HAS DIFFICULTY CONTROLLING FRONT END. *TR

Look up ODI 10557865 at NHTSA ↗

719.4%
ODI 11277697 · 80,000 mi

THE STRUTS WENT OUT WHILE I WAS DRIVING. AFTER IT WENT OUT THE, TIRES WOULD TOUCH THE FENDER OF THE CAR. IT DAMAGED THE PASSENGER SIDE AND DRIVER SIDE OF MY FRONT FENDER. IT ALSO RUBBED THE TREAD AWAY FROM THE TIRE DUE TO RUBBING AGAINST THE FENDER. IT WAS NOT SAFE TO DRIVE BECAUSE IT WAS SO LOW TO THE GROUND THAT I ALMOST TORE THE FRONT FENDER OFF.

Look up ODI 11277697 at NHTSA ↗

111.1%
ODI 11525381 · 35,000 mi

The contact owns a 2015 Hyundai Equus. The contact stated that while driving into the driveway, the front air suspension suddenly failed causing the front-end of the vehicle to collapse onto the front tires, making the vehicle undrivable. The vehicle was towed to the local dealer. The cause of the failure was not yet determined. The vehicle was not yet repaired. The contact stated that the failure had occurred on two previous occasions with the driver’s and passenger’s side rear air suspensions, and the front passenger’s side air suspension. Th…

Look up ODI 11525381 at NHTSA ↗

111.1%
ODI 11622368

Suspension air Block and airbags failing, even after being replaced by dealership 2 months ago. Most recently happened on the interstate at 70 mph. Fixed by dealership only to happen again!! Known problem by Hyundai dealership yet keep replacing with same defective part number. Twice have had new parts fail during test drive. Very expensive to repair $10,000 so far and just had the rear airbag go burst. Not safe to drive vehicle!! Never know when it will go out again. Last one just lasted two months!! Will never get money back from selli…

Look up ODI 11622368 at NHTSA ↗

Electrical System
416.7%
ODI 10467989 · 6,000 mi

SINCE I BOUGHT MY CAR, IT RANDOMLY OPENS THE TRUNK BY ITSELF WITHOUT PUSHING ANY BUTTON ON THE DASHBOARD OR ON THE REMOTE CONTROL. ONE TIME, I ALMOST DROVE BACK INTO A CAR PASSING BY, BECAUSE MY REAR VIEW WAS BLOCKED BY OPENED TRUNK. I AM AFRAID THAT MY TRUNK MAY OPEN WHILE I AM DRIVING BY ITSELF OR RUN INTO ANOTHER CAR BECAUSE MY VIEW WAS BLOCKED BY THIS TRUNK. I HAVE FOUR VIDEOS OF MY TRUNK BEING OPENED BY ITSELF, BUT HYUNDAI'S DISTRIC PARTS AND SERVICE MANAGER IS REFUSING TO FIX MY PROBLEM. HTTP://WWW.YOUTUBE.COM/WATCH?V=WQUDGHGOZUG HTT…

Look up ODI 10467989 at NHTSA ↗

112.5%
ODI 11748611

I was driving on the highway and my transmission due to a failed transmission service done to my vehicle caused my vehicle’s transmission to overheat a blowout my transmission cooler and mix coolant and transmission fluid unknown to me because of a clogged transmission cooler line improperly flushed instead of replaced by the Patrick Hyundai dealership there could’ve been and electrical fire or a crash due to these things.

Look up ODI 11748611 at NHTSA ↗

110.0%
ODI 11587098

Tilt/telescopic functions just stopped working. Replaced switch, and module and still not working. Dealer now wants $10k for a new dash wiring harnesses. Found TSB for similar issue on sister vehicle (Genesis). Not sure if that needs to be expanded to this vehicle.

Look up ODI 11587098 at NHTSA ↗

616.7%
ODI 10568446

THIS IS THE E-MAIL THAT I SENT TO HYUNDAI TO NOTIFY THEM OF A SERIOUS SAFETY ISSUE W. THEIR NEW EQUUS: I WANTED TO ALERT YOU ABOUT A POTENTIALLY SEVERE SAFETY ISSUE THAT HAPPENED TO OCCUR WHILE MY 13 YR OLD SON & I WERE EXAMINING THE EQUUS AT THE CHARLOTTE AUTOSHOW. I WAS SITTING IN THE DRIVER SEAT, MY SON WAS SITTING IN THE PASSENGER SEAT & ANOTHER COUPLE, WHO WE DID NOT KNOW, WERE IN THE BACK SEAT CHECKING OUT THE ELECTRONIC CONTROLS. SUDDENLY, THE PASSENGER SEAT STARTED TO MOVE FORWARD & AT THE SAME TIME THE SEAT BACK BEGAN TO FOLD FORWAR…

Look up ODI 10568446 at NHTSA ↗

222.2%
ODI 11206172 · 65,259 mi

MAY 4TH 2019 VEHICLE FOUND DEAD AND WOULD NOT START. NO SIGNS OF ANY BATTERY ISSUES IN THE PAST FEW DAYS. THE VEHICLE WAS TOWED DIRECTLY TO THE SERVICE DEPARTMENT AT EMPIRE HYUNDAI LOCATED IN FALL RIVER, MA. VEHICLE CONFIRMED BY SERVICE DEPARTMENT TO TURN OVER, HOWEVER NO LIGHTS OR CLOCK AND NO POWER. THEN ALL WENT DEAD FOR THE SERVICE DEPARTMENT. SERVICE MANAGER INFORMED THAT HE WAS NOT ABLE TO PROVIDE THE ROOT CAUSE FOR THE ONGOING ELECTRICAL ISSUE, AND THE SPECIFIC CAUSE OF THIS INCIDENT. THE SOLUTION THAT WAS PROVIDED WAS TO INSTALL A NEW…

Look up ODI 11206172 at NHTSA ↗

111.1%
ODI 11363292 · 48,200 mi

DRIVING AT 75 MPH AND WENT TO PASS SOMEONE. THE ENGINE KICKED DOWN A FEW YEARS AND THE ENTIRE CAR SHUT OFF. NO POWER BRAKES AND NO STEERING AND STEERING LOCKED UP FOR ABOUT A SECOND OR TWO. DURING THE TIME IT WAS OFF THE VEHICLE JERKED HARD LIKE IF THE TIRES HAD LOCKED UP. AFTER THE COUPLE SECONDS THE VEHICLE TURNED BACK ON AND EVERYTHING WAS NORMAL AND NO CHECK ENGINE LIGHTS OR ANYTHING TO INDICATE A PROBLEM I WAS DRIVING ON THE I-80 HEADING TO RENO

Look up ODI 11363292 at NHTSA ↗

Service Brakes
625.0%
ODI 10616518 · 14,948 mi

DRIVER BEHIND ME ALERTED THAT MY BRAKES WORKED BUT MY BRAKE LIGHTS DID NOT WORK. HE INDICATED THE POTENTIAL FOR SERIOUS ACCIDENT ON THE NATION'S HIGHWAYS. DEALER REPLACED BRAKE HARNESS DIODE Z06. AGAIN ON 20MAY2014, THE SAME THING HAPPENED. THIS TIME, DEALER REPLACED DIODE Z01. THERE WAS NO AUDIBLE OR VISUAL WARNING ON THE DASH ALTHOUGH VEHICLE PERFORMS A "SYSTEM CHECK" AT STARTUP AND WARNS OF MINOR ALERTS LIKE LOW TIRE PRESSURE. I AM AFRAID TO DRIVE THE VEHICLE AS I AM A RETIRED PERSON AND I MUST DEPEND ON THE SAFETY FEATURES OF MY CAR. …

Look up ODI 10616518 at NHTSA ↗

00.0%

No examples available for this selection.

220.0%
ODI 11503913

When I press my brakes sometime I have to pump the pedal.

Look up ODI 11503913 at NHTSA ↗

25.6%
ODI 11558345

I am unable. To drive my car anywhere. Each time I start my car. All warning lights flash like a Christmas light. It causes the car to suddenly be slowed down. Or not to go full speed? I got the recall notice in the mail 4 weeks ago. My car has been parked in the garage for four months and has been there ever since. I need my car to go to work and I don't know what else to do. I can only do so much by using the cars of families and friends, but I need my car back because it's inconveniencing them too as well.

Look up ODI 11558345 at NHTSA ↗

00.0%

No examples available for this selection.

111.1%
ODI 11363292 · 48,200 mi

DRIVING AT 75 MPH AND WENT TO PASS SOMEONE. THE ENGINE KICKED DOWN A FEW YEARS AND THE ENTIRE CAR SHUT OFF. NO POWER BRAKES AND NO STEERING AND STEERING LOCKED UP FOR ABOUT A SECOND OR TWO. DURING THE TIME IT WAS OFF THE VEHICLE JERKED HARD LIKE IF THE TIRES HAD LOCKED UP. AFTER THE COUPLE SECONDS THE VEHICLE TURNED BACK ON AND EVERYTHING WAS NORMAL AND NO CHECK ENGINE LIGHTS OR ANYTHING TO INDICATE A PROBLEM I WAS DRIVING ON THE I-80 HEADING TO RENO

Look up ODI 11363292 at NHTSA ↗

Engine
14.2%
ODI 11654706 · 120,000 mi

The contact owns a 2011 Hyundai Equus. The contact stated there was an abnormal knocking sound coming from the engine. There was no warning light illuminated. The vehicle was taken to a local independent mechanic, where the vehicle was diagnosed, and the contact was advised that the rod bearings had failed, and the engine needed to be replaced. The vehicle was not repaired. The manufacturer was notified of the failure. The approximate failure mileage was 120,000.

Look up ODI 11654706 at NHTSA ↗

337.5%
ODI 11748611

I was driving on the highway and my transmission due to a failed transmission service done to my vehicle caused my vehicle’s transmission to overheat a blowout my transmission cooler and mix coolant and transmission fluid unknown to me because of a clogged transmission cooler line improperly flushed instead of replaced by the Patrick Hyundai dealership there could’ve been and electrical fire or a crash due to these things.

Look up ODI 11748611 at NHTSA ↗

00.0%

No examples available for this selection.

25.6%
ODI 11110780 · 32,000 mi

ENGINE FAILURE - CAR HAS 32K MILES; NEVER HAD ANY WARNING LIGHT APPEAR ON THE DASH; OUT OF NO WHERE DEVELOPED A KNOCKING NOISE. THE CAR WAS SITTING FOR APPROXIMATELY 2 WEEKS AND ONCE STARTED AND DRIVING A KNOCKING NOISE STARTED APPROXIMATELY 5 MINUTES INTO MY DRIVE; THEREFORE I BROUGHT IT IMMEDIATELY TO THE DEALER. NEW ENGINE IS NEEDED DUE TO EXCESSIVE SLUDGE BUILD UP AND OIL BLEEDING INTO THE ENGINE AND TIMING CHAIN. MANUFACTURER STATED IT'S NOT COVERED UNDER WARRANTY. A LOCAL MECHANIC SHOP TOLD ME THIS HAS BEEN NOTED IN A COUPLE OTHER SAME…

Look up ODI 11110780 at NHTSA ↗

00.0%

No examples available for this selection.

222.2%
ODI 11291674 · 36,000 mi

VEHICLE PRODUCES EXCESSIVE EXHAUST SOOT AT ALL TIMES. THE SOOT ADHERES TO THE REAR TAIL PIPE, REAR BUMPER, AND TRUNK LID CAUSING STAINING THAT LEADS TO PITTING OF CHROME PIECES. THE SOOT IS DIFFICULT TO REMOVE AFTER A FEW DAYS AND REQUIRES CONSTANT CLEANING. THIS COULD ADVERSELY AFFECT THE AIR QUALITY AND DAMAGE OR STAIN OTHER VEHICLES AND PROPERTY NEAR THE REAR OF THE VEHICLE, INCLUDING WALLS AND OTHER PARKED VEHICLES. EFFECTS ON LUNGS SHOULD BE STUDIED TO DETERMINE IF PERMANENT DAMAGE COULD RESULT FROM ACCUMULATION OF SOOT. ENOUGH SMALL PARTI…

Look up ODI 11291674 at NHTSA ↗

Exterior Lighting
14.2%
ODI 10894091 · 92,000 mi

WHEN APPLYING CAR BRAKE PEDAL, THE BRAKES LIGHTS WILL NOT ILLUMINATE. IF I TURN ON CAR HEAD LIGHTS THE BRAKE LIGHTS ILLUMINATE. BUT IF THE HEAD LIGHTS ARE OFF THEY DON'T WORK.

Look up ODI 10894091 at NHTSA ↗

00.0%

No examples available for this selection.

00.0%

No examples available for this selection.

411.1%
ODI 11163381 · 26,750 mi

HEADLIGHTS ON THE CAR WILL GO TOTALLY OFF FOR TWO/THREE SECONDS. IT DOES NOT OCCUR EVERYTIME I DRIVE AT NIGHT BUT HAS HAPPENED 3 TIMES IN THE PAST TWO WEEKS. I HAVE HAD IT INTO THE DEALERSHIP AND THEY SAY THEY CANNOT FIX IT UNLESS IT HAPPENS WHILE THEY ARE DRIVING THE CAR. LUCKILY IT HAS OCCURRED WHILE I WAS DRIVING ONLY AT 30 MPH ON A LOW VOLUME ROAD. I DO NOT WANT TO HAVE THIS HAPPEN WHEN I MIGHT BE DRIVING ON AN EXPRESSWAY AT 70 MPH. I SEE FROM FORUMS THAT THIS HAS HAPPENED TO OTHER OWNERS AND WANT TO SEE WHAT COULD BE DONE TO REMEDY TH…

Look up ODI 11163381 at NHTSA ↗

111.1%
ODI 11615717

Within last two years I've been dealing with random and intermittent headlight flickering/turning off when the light stalk switch is in AUTO mode. Also, the cabin lights flicker and turn off at the same time when headlights do. It is very dangerous when it happens during night driving. Luckily problem can be overridden by switching the stalk to ON modes and the interior cluster lights and headlights come back on again. Problem seems to be happening only when in AUTO mode. I talked to dealer, they tried to replicate the problem without success. …

Look up ODI 11615717 at NHTSA ↗

222.2%
ODI 11554007

There are actually 3 problems that my dealer has not been able to fix/diagnose. The first is the headlights, when set to the auto position, they will often turn off and on while driving at night. Service says that they were unable to duplicate the problem, but it keeps happening. The second is the Navigation system updates, that they claim they cannot provide any updates to my 2016 Equus (just about all other years and models are available). The third is the voice recognition system, which only recognizes my voice for phone calls, but not for d…

Look up ODI 11554007 at NHTSA ↗

Power Train
00.0%

No examples available for this selection.

450.0%
ODI 10692893 · 41,000 mi

TL* THE CONTACT OWNS A 2012 HYUNDAI EQUUS. WHILE DRIVING AT VARIOUS SPEEDS, THE VEHICLE JOLTED CONTINUOUSLY AND SHIFTED INDEPENDENTLY INTO ANOTHER GEAR. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 41,000.

Look up ODI 10692893 at NHTSA ↗

220.0%
ODI 10557865 · 18 mi

TEST DRIVE BEFORE PURCHASING WAS STOPPED AFTER A 1/4 OF MILE BECAUSE OF HEAVY FRONT END SHAKING. DEALERSHIP CHANGED TIRES SAYING THAT WOULD FIX THE PROBLEM. SINCE THEN IT HAS ALSO FIXED FRONT END ALIGNMENT TWICE, CHANGED THE DRIVESHAFT AND TWO REAR AXLES. VEHICLE STILL SHAKES. VEHICLE IS PERILOUS TO DRIVE ON BUMPY SURFACES WHEN DRIVER HAS DIFFICULTY CONTROLLING FRONT END. *TR

Look up ODI 10557865 at NHTSA ↗

25.6%
ODI 11547515

Engine failure/thrown rod in engine while drive. 90k miles.

Look up ODI 11547515 at NHTSA ↗

00.0%

No examples available for this selection.

00.0%

No examples available for this selection.

Unknown Or Other
14.2%
ODI 11279163 · 30 mi

MALFUNCTION OF SUSPENSION AND NO DEALERSHIP CAN RESET. WE BEEN TO MERIDIAN AND HATTIESBURG DEALERSHIP AND EITHER THE EQUIPMENT WAS NOT WORKING OR HAVE THE PROPER TOOLS TO CORRECT THE ISSUE. ALWAYS TRIED TO SELL US ANOTHER VEHICLE. YOU

Look up ODI 11279163 at NHTSA ↗

00.0%

No examples available for this selection.

00.0%

No examples available for this selection.

616.7%
ODI 11074892 · 20,000 mi

THE PASSENGER SIDE DOORS OF THIS CAR HAVE AN INTERMITTENT PROBLEM WHERE THEY WILL NOT OPEN, THIS HAS OCCURRED WHEN THE CAR IS PARKED. THE DOORS ARE UNLOCKED YET WHEN PULLING ON THE DOOR HANDLE OF THE EFFECTED DOORS THE DOORS DO NOT OPEN AND APPEAR TO BE LOCKED HOWEVER THEY ARE NOT. THIS AFFECTS THE PASSENGER SIDE FRONT AND REAR DOORS BUT THE PROBLEM IS INTERMITTENT . THE SAME DOORS WHEN TRYING TO CLOSE THEM BOUNCE RIGHT BACK OPEN THE WILL NOT LATCH; EVENTUALLY THE DOOR WILL CLOSE BUT IT COULD TAKE AN HOUR OF TRYING TO SLAM THE DOOR. THERE …

Look up ODI 11074892 at NHTSA ↗

00.0%

No examples available for this selection.

111.1%
ODI 11289370 · 28,000 mi

2016 HYUNDAI EQUUS - BLACK SOOT BEING EMITTED FROM ENGINE THROUGH EXHAUST SYSTEM. VERY HEAVY DEPOSITS ON REAR OF VEHICLE, SUFFICIENT TO BLACKEN CLOTHES, DISCOLOR THE VEHICLE, DOES NOT WIPE OFF AFTER A FEW DAYS AND CHEMICALS MUST BE USED TO REMOVE. MANUFACTURER SAYS: "THIS IS A NORMAL BYPRODUCT OF THE GDI ENGINE". SEE (PICS) MULTIPLYING THE NUMBER OF HYUNDAI VEHICLES IN THE U.S. BY WHAT I AM SEEING ON MY CAR, THIS COULD BE A SERIOUS AIR POLLUTION ISSUE.

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Seats
00.0%

No examples available for this selection.

00.0%

No examples available for this selection.

00.0%

No examples available for this selection.

513.9%
ODI 10568446

THIS IS THE E-MAIL THAT I SENT TO HYUNDAI TO NOTIFY THEM OF A SERIOUS SAFETY ISSUE W. THEIR NEW EQUUS: I WANTED TO ALERT YOU ABOUT A POTENTIALLY SEVERE SAFETY ISSUE THAT HAPPENED TO OCCUR WHILE MY 13 YR OLD SON & I WERE EXAMINING THE EQUUS AT THE CHARLOTTE AUTOSHOW. I WAS SITTING IN THE DRIVER SEAT, MY SON WAS SITTING IN THE PASSENGER SEAT & ANOTHER COUPLE, WHO WE DID NOT KNOW, WERE IN THE BACK SEAT CHECKING OUT THE ELECTRONIC CONTROLS. SUDDENLY, THE PASSENGER SEAT STARTED TO MOVE FORWARD & AT THE SAME TIME THE SEAT BACK BEGAN TO FOLD FORWAR…

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222.2%
ODI 11397049 · 65,000 mi

WHENEVER IT GETS HOT IN THIS AREA, MY VEHICLE MALFUNCTIONS. FIRST THE DASH BUBBLED AND HAD TO BE REPLACED. THE LEATHER ON THE DRIVER DOOR BUBBLES UP AND HAS BEEN REPLACED.. IT IS BUBBLING AGAIN ON THE DRIVER DOOR BUT IS NOT COVERED BY THE EXTENDED WARRANTY. BOTH HEADRESTS HAVE POPPED OPEN. ONE HAPPEN WHILE AT THE CAR WASH AND THE OTHER HAPPENED WHILE I WAS IN THE GROCERY STORE. BOTH TIMES THE CAR WAS AT REST AND WINDOWS UP.. IT COSTS $1600 TO REPLACE. THE DRIVER WINDOW SWITCH DOES NOT WORK WHEN HOT OUTSIDE. HAD IT CHECKED BY THE DEALERSHIP AT …

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00.0%

No examples available for this selection.

Darker cells indicate a larger share of submitted complaints. Components overlap. This measures complaint composition, not failure probability.

Failure mileage by component

Median and middle 50% of usable owner-reported mileages. Ranges require at least five records.

Component failure mileage distribution
ComponentMileage range (25th–75th percentile)MedianUsable recordsExamples
Suspension27,702–91,764 mi47,000 mi16
ODI 10468861 · 21,000 mi

THIS WAS THE DATE OF THE FIRST INCIDENT, ANOTHER INCIDENT HAPPENED THREE MONTHS LATER. WE WERE JUST DRIVING ALONG AND THE AIR SUSPENSION SYSTEM FAILED AND THE WHOLE CAR, MOSTLY THE FRONT DROPPED A NUMBER OF INCHES, WE COULD BARELY DRIVE HOME AND HAD TO HAVE VEHICLE TOWED, SEEMS TO BE A VERY UNSAFE ITEM. THE FIRST TIME IT WAS THE PASSENGER SIDE, SECOND TIME IT WAS THE DRIVER SIDE.I CONTACTED HYUNDAI, AND WANTED THEM TO BUY BACK THE VEHICLE, AS I HAVE HAD NUMEROUS OTHER SMALL ISSUES GO WRONG, BUT THIS SUSPENSION PROBLEM FEELS VERY UNSAFE AND ACTU…

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ODI 10531682 · 26,807 mi

WHILE WE WERE DRIVING THE CAR, THE CAR'S FRONT SUSPENSION SUDDENLY FAILED, THE FRONT COLLAPSED AND THE BODY OF THE CAR NEARLY TOUCHED THE GROUND ON FLAT GROUNDS AND DRAGGED AGAINST THE GROUND ON INCLINES AND DECLINES. THE WHEELS RUBBED AGAINST THE BODY OF THE CAR ON TURNS AND THE CAR BECAME VERY UNSTABLE AND STARTED TO SHAKE. THIS EPISODE HAS OCCURRED THRICE DESPITE MANUFACTURER'S REPAIRS. *TR

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ODI 10531683 · 28,000 mi

WHILE WE WERE DRIVING THE CAR, THE CAR'S FRONT SUSPENSION SUDDENLY FAILED, THE FRONT COLLAPSED AND THE BODY OF THE CAR NEARLY TOUCHED THE GROUND ON FLAT GROUNDS AND DRAGGED AGAINST THE GROUND ON INCLINES AND DECLINES. THE WHEELS RUBBED AGAINST THE BODY OF THE CAR ON TURNS AND THE CAR BECAME VERY UNSTABLE AND STARTED TO SHAKE. THIS EPISODE HAS OCCURRED THRICE DESPITE MANUFACTURER'S REPAIRS. THIS SECOND EPISODE RESULTED IN MILD WHIPLASH. *TR

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Electrical System8,500–56,600 mi46,798 mi7
ODI 10467989 · 6,000 mi

SINCE I BOUGHT MY CAR, IT RANDOMLY OPENS THE TRUNK BY ITSELF WITHOUT PUSHING ANY BUTTON ON THE DASHBOARD OR ON THE REMOTE CONTROL. ONE TIME, I ALMOST DROVE BACK INTO A CAR PASSING BY, BECAUSE MY REAR VIEW WAS BLOCKED BY OPENED TRUNK. I AM AFRAID THAT MY TRUNK MAY OPEN WHILE I AM DRIVING BY ITSELF OR RUN INTO ANOTHER CAR BECAUSE MY VIEW WAS BLOCKED BY THIS TRUNK. I HAVE FOUR VIDEOS OF MY TRUNK BEING OPENED BY ITSELF, BUT HYUNDAI'S DISTRIC PARTS AND SERVICE MANAGER IS REFUSING TO FIX MY PROBLEM. HTTP://WWW.YOUTUBE.COM/WATCH?V=WQUDGHGOZUG HTT…

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ODI 10499916 · 11,000 mi

TL* THE CONTACT OWNS A 2011 HYUNDAI EQUUS. THE CONTACT STATED THAT THE INSTRUMENT PANEL AND ALL OF THE ELECTRICAL COMPONENTS FAILED. THE VEHICLE WAS TAKEN TO THE DEALER FOR INSPECTION BUT THEY COULD NOT DIAGNOSE THE CAUSE OF FAILURE. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOTIFIED BUT PROVIDED NO ASSISTANCE. THE FAILURE MILEAGE WAS 11,000.

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ODI 11279163 · 30 mi

MALFUNCTION OF SUSPENSION AND NO DEALERSHIP CAN RESET. WE BEEN TO MERIDIAN AND HATTIESBURG DEALERSHIP AND EITHER THE EQUIPMENT WAS NOT WORKING OR HAVE THE PROPER TOOLS TO CORRECT THE ISSUE. ALWAYS TRIED TO SELL US ANOTHER VEHICLE. YOU

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Service Brakes43,600–92,371 mi69,000 mi7
ODI 10616518 · 14,948 mi

DRIVER BEHIND ME ALERTED THAT MY BRAKES WORKED BUT MY BRAKE LIGHTS DID NOT WORK. HE INDICATED THE POTENTIAL FOR SERIOUS ACCIDENT ON THE NATION'S HIGHWAYS. DEALER REPLACED BRAKE HARNESS DIODE Z06. AGAIN ON 20MAY2014, THE SAME THING HAPPENED. THIS TIME, DEALER REPLACED DIODE Z01. THERE WAS NO AUDIBLE OR VISUAL WARNING ON THE DASH ALTHOUGH VEHICLE PERFORMS A "SYSTEM CHECK" AT STARTUP AND WARNS OF MINOR ALERTS LIKE LOW TIRE PRESSURE. I AM AFRAID TO DRIVE THE VEHICLE AS I AM A RETIRED PERSON AND I MUST DEPEND ON THE SAFETY FEATURES OF MY CAR. …

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ODI 10881849 · 92,741 mi

I WAS DRIVING THE HARD AND I HAD TO COME TO A STOP ON THE HIGHWAY. ALL OF A SUDDEN MY BRAKES TURNED SPONGY AND I SWERVED TO MISS A CAR. I HAVE HAD THE MASTER CYLINDER REPLACED THINKING THAT WAS THE ISSUE BUT IT WAS STILL SPONGY. I THEN NOTICED THE RECALL ON THE GENESIS AND I CONTACTED HYUNDAI. I ASKED DID THE RECALL AFFECT THE EQUSS SEEING HOW THEY ARE THE SAME PART NUMBERS. THEY TOLD ME NO AND IT DIDN'T FALL UNDER THE WARRANTY EITHER. THEY SAID I WOULD HAVE TO PAY AROUND $2800 TO HAVE IT FIXED. I DON'T UNDERSTAND HOW THE SAME PART GOES BAD ON …

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ODI 10894091 · 92,000 mi

WHEN APPLYING CAR BRAKE PEDAL, THE BRAKES LIGHTS WILL NOT ILLUMINATE. IF I TURN ON CAR HEAD LIGHTS THE BRAKE LIGHTS ILLUMINATE. BUT IF THE HEAD LIGHTS ARE OFF THEY DON'T WORK.

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EngineToo few reports for a range42,100 mi4 (sparse)
ODI 11654706 · 120,000 mi

The contact owns a 2011 Hyundai Equus. The contact stated there was an abnormal knocking sound coming from the engine. There was no warning light illuminated. The vehicle was taken to a local independent mechanic, where the vehicle was diagnosed, and the contact was advised that the rod bearings had failed, and the engine needed to be replaced. The vehicle was not repaired. The manufacturer was notified of the failure. The approximate failure mileage was 120,000.

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ODI 11110780 · 32,000 mi

ENGINE FAILURE - CAR HAS 32K MILES; NEVER HAD ANY WARNING LIGHT APPEAR ON THE DASH; OUT OF NO WHERE DEVELOPED A KNOCKING NOISE. THE CAR WAS SITTING FOR APPROXIMATELY 2 WEEKS AND ONCE STARTED AND DRIVING A KNOCKING NOISE STARTED APPROXIMATELY 5 MINUTES INTO MY DRIVE; THEREFORE I BROUGHT IT IMMEDIATELY TO THE DEALER. NEW ENGINE IS NEEDED DUE TO EXCESSIVE SLUDGE BUILD UP AND OIL BLEEDING INTO THE ENGINE AND TIMING CHAIN. MANUFACTURER STATED IT'S NOT COVERED UNDER WARRANTY. A LOCAL MECHANIC SHOP TOLD ME THIS HAS BEEN NOTED IN A COUPLE OTHER SAME…

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ODI 11291674 · 36,000 mi

VEHICLE PRODUCES EXCESSIVE EXHAUST SOOT AT ALL TIMES. THE SOOT ADHERES TO THE REAR TAIL PIPE, REAR BUMPER, AND TRUNK LID CAUSING STAINING THAT LEADS TO PITTING OF CHROME PIECES. THE SOOT IS DIFFICULT TO REMOVE AFTER A FEW DAYS AND REQUIRES CONSTANT CLEANING. THIS COULD ADVERSELY AFFECT THE AIR QUALITY AND DAMAGE OR STAIN OTHER VEHICLES AND PROPERTY NEAR THE REAR OF THE VEHICLE, INCLUDING WALLS AND OTHER PARKED VEHICLES. EFFECTS ON LUNGS SHOULD BE STUDIED TO DETERMINE IF PERMANENT DAMAGE COULD RESULT FROM ACCUMULATION OF SOOT. ENOUGH SMALL PARTI…

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Exterior LightingToo few reports for a range66,000 mi3 (sparse)
ODI 10894091 · 92,000 mi

WHEN APPLYING CAR BRAKE PEDAL, THE BRAKES LIGHTS WILL NOT ILLUMINATE. IF I TURN ON CAR HEAD LIGHTS THE BRAKE LIGHTS ILLUMINATE. BUT IF THE HEAD LIGHTS ARE OFF THEY DON'T WORK.

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ODI 11163381 · 26,750 mi

HEADLIGHTS ON THE CAR WILL GO TOTALLY OFF FOR TWO/THREE SECONDS. IT DOES NOT OCCUR EVERYTIME I DRIVE AT NIGHT BUT HAS HAPPENED 3 TIMES IN THE PAST TWO WEEKS. I HAVE HAD IT INTO THE DEALERSHIP AND THEY SAY THEY CANNOT FIX IT UNLESS IT HAPPENS WHILE THEY ARE DRIVING THE CAR. LUCKILY IT HAS OCCURRED WHILE I WAS DRIVING ONLY AT 30 MPH ON A LOW VOLUME ROAD. I DO NOT WANT TO HAVE THIS HAPPEN WHEN I MIGHT BE DRIVING ON AN EXPRESSWAY AT 70 MPH. I SEE FROM FORUMS THAT THIS HAS HAPPENED TO OTHER OWNERS AND WANT TO SEE WHAT COULD BE DONE TO REMEDY TH…

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ODI 11740882 · 66,000 mi

The contact owns a 2016 Hyundai Equus. The contact stated that while driving at an undisclosed speed, the headlights and both turn signals became inoperable and failed to illuminate. The vehicle was taken to the dealer where the vehicle was not diagnosed or repaired. The contact was informed that the failure could not be duplicated. The contact further stated that the failure persisted after the vehicle was returned from the dealer. The manufacturer was not made aware of the failure. The failure mileage was approximately 66,000.

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Power TrainToo few reports for a range15,300 mi3 (sparse)
ODI 10692893 · 41,000 mi

TL* THE CONTACT OWNS A 2012 HYUNDAI EQUUS. WHILE DRIVING AT VARIOUS SPEEDS, THE VEHICLE JOLTED CONTINUOUSLY AND SHIFTED INDEPENDENTLY INTO ANOTHER GEAR. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 41,000.

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ODI 10557865 · 18 mi

TEST DRIVE BEFORE PURCHASING WAS STOPPED AFTER A 1/4 OF MILE BECAUSE OF HEAVY FRONT END SHAKING. DEALERSHIP CHANGED TIRES SAYING THAT WOULD FIX THE PROBLEM. SINCE THEN IT HAS ALSO FIXED FRONT END ALIGNMENT TWICE, CHANGED THE DRIVESHAFT AND TWO REAR AXLES. VEHICLE STILL SHAKES. VEHICLE IS PERILOUS TO DRIVE ON BUMPY SURFACES WHEN DRIVER HAS DIFFICULTY CONTROLLING FRONT END. *TR

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ODI 10630105 · 15,300 mi

CAR UNRESPONSIVE TO INPUTS FROM THE ACCELERATOR PEDAL. MULTIPLE DASHBOARD WARNING LIGHTS - VSM OFF, DSC, EPB, PSB, AIRBAG, AND CHECK ENGINE LIGHTS; VEHICLE STILL RUNNING. THE FIRST INSTANCE OCCURRED ON A FREEWAY FEEDER ROAD WHILE GOING 45MPH; CAR WAS UNRESPONSIVE TO ANY INPUTS FROM THE ACCELERATOR FOR APPROXIMATELY 10 SECONDS, SIMPLY ACTING AS IF THERE WERE NO THROTTLE INPUTS. TURNING TO HEAD HOME IMMEDIATELY, THE VEHICLE RESPONDED SIMILARLY WHILE TRAVELING 25 MPH ON A RESIDENTIAL STREET; IT BEGAN COASTING AND ANY THROTTLE APPLICATION RESULT…

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Unknown Or OtherToo few reports for a range20,000 mi3 (sparse)
ODI 11279163 · 30 mi

MALFUNCTION OF SUSPENSION AND NO DEALERSHIP CAN RESET. WE BEEN TO MERIDIAN AND HATTIESBURG DEALERSHIP AND EITHER THE EQUIPMENT WAS NOT WORKING OR HAVE THE PROPER TOOLS TO CORRECT THE ISSUE. ALWAYS TRIED TO SELL US ANOTHER VEHICLE. YOU

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ODI 11074892 · 20,000 mi

THE PASSENGER SIDE DOORS OF THIS CAR HAVE AN INTERMITTENT PROBLEM WHERE THEY WILL NOT OPEN, THIS HAS OCCURRED WHEN THE CAR IS PARKED. THE DOORS ARE UNLOCKED YET WHEN PULLING ON THE DOOR HANDLE OF THE EFFECTED DOORS THE DOORS DO NOT OPEN AND APPEAR TO BE LOCKED HOWEVER THEY ARE NOT. THIS AFFECTS THE PASSENGER SIDE FRONT AND REAR DOORS BUT THE PROBLEM IS INTERMITTENT . THE SAME DOORS WHEN TRYING TO CLOSE THEM BOUNCE RIGHT BACK OPEN THE WILL NOT LATCH; EVENTUALLY THE DOOR WILL CLOSE BUT IT COULD TAKE AN HOUR OF TRYING TO SLAM THE DOOR. THERE …

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ODI 11289370 · 28,000 mi

2016 HYUNDAI EQUUS - BLACK SOOT BEING EMITTED FROM ENGINE THROUGH EXHAUST SYSTEM. VERY HEAVY DEPOSITS ON REAR OF VEHICLE, SUFFICIENT TO BLACKEN CLOTHES, DISCOLOR THE VEHICLE, DOES NOT WIPE OFF AFTER A FEW DAYS AND CHEMICALS MUST BE USED TO REMOVE. MANUFACTURER SAYS: "THIS IS A NORMAL BYPRODUCT OF THE GDI ENGINE". SEE (PICS) MULTIPLYING THE NUMBER OF HYUNDAI VEHICLES IN THE U.S. BY WHAT I AM SEEING ON MY CAR, THIS COULD BE A SERIOUS AIR POLLUTION ISSUE.

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Seats22,000–65,000 mi42,000 mi5
ODI 10621680 · 6,900 mi

I WANT TO NOTIFY YOU ABOUT A SAFETY ISSUE REGARDING THE FRONT PASSENGER SEAT OF THE 2014 HYUNDAI EQUUS ULTRA. WHEN THE BACK SEAT PASSENGER PUSHES THE RECLINE BUTTON ON THE RIGHT REAR PASSENGER SEAT CONTROLS, THE FRONT SEAT STARTS TO COLLAPSE. WHAT HAPPENS IS THE FRONT PASSENGER SEAT STARTS TO MOVE FORWARD WITH THE BACK OF THE SEAT MOVING IN A COLLAPSING MOTION PINNING THE FRONT SEAT PASSENGER AGAINST THE DASHBOARD. THERE SHOULD BE A SAFETY SWITCH THAT DEACTIVATES THE RECLINE CONTROL OF THE BACK SEAT WHEN SOMEONE IS SITTING IN THE FRONT PASS…

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ODI 10836244 · 22,000 mi

THE HINGES FOR THE REAR SEAT FLIP-UP ARMREST BROKE WHEN I SAT IN THE BACK SEAT. THIS ARMREST IS ALSO THE COVER FOR THE SMALL STORAGE COMPARTMENT UNDER IT. NOW THERE'S NO COVER ON THE COMPARTMENT AND NO PLACE FOR REAR PASSENGERS TO PUT THEIR ELBOWS. THE HINGES ARE ONLY PLASTIC, BUT HYUNDAI WON'T ALLOW THE DEALER TO FIX IT UNDER WARRANTY.

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ODI 11352946 · 42,000 mi

THE FRONT PASSENGER HEADREST SPLIT OPEN SPONTANEOUSLY. THERE WAS NO EXTERNAL IMPACT OR CRASH. THERE WAS NO PUSHING/PULLING OR OTHER PRECEDING INCIDENT TO CAUSE THIS. IT APPEARS THAT THE INTERNAL PLASTIC PART OF THE HEADREST FAILED.

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Complaint and recall timeline

Explore monthly filing activity alongside recall announcements. Up to ten years of monthly history is available.

3 reports2024-112026-10

Solid line: filed complaints. Dashed amber lines: recall announcement dates for this vehicle selection; markers include all recall components. The latest month is partial. Temporal proximity does not establish causation.

Monthly counts, recall campaigns and complaint examples
Monthly complaint and recall timeline
MonthComplaintsCampaigns announcedExamples
2024-111None
ODI 11627331 · 133,000 mi

On August, 2nd around noon, I was driving alone, west on a rural road called 1869 in Liberty Hill, TX. I believe the speed limit on this winding rural road is 55mph, and I was about 1 mile west of 183. While my car was in motion, my active headrest activated (exploded) into the back of my head, throwing me forward into the steering wheel. This happened randomly and unprompted. There were no other cars on the road with me, I didn’t collide with anything, and the road was smooth. I quickly regained control of the car and continued to my dest…

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2024-120None

No examples available for this selection.

2025-010None

No examples available for this selection.

2025-020None

No examples available for this selection.

2025-030None

No examples available for this selection.

2025-041None
ODI 11654706 · 120,000 mi

The contact owns a 2011 Hyundai Equus. The contact stated there was an abnormal knocking sound coming from the engine. There was no warning light illuminated. The vehicle was taken to a local independent mechanic, where the vehicle was diagnosed, and the contact was advised that the rod bearings had failed, and the engine needed to be replaced. The vehicle was not repaired. The manufacturer was notified of the failure. The approximate failure mileage was 120,000.

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2025-051None
ODI 11658557 · 30,000 mi

The contact owns a 2011 Hyundai Equus. The contact stated that the front shocks were previously replaced under an unknown recall. The contact stated that while driving at various speeds, the vehicle experienced rear suspension failure. The vehicle was taken to the dealer, where the rear springs were replaced; however, the failure recurred. The vehicle was taken to another dealer, where the rear springs were replaced a second time; however, the failure persisted. The contact stated that while driving on an uneven road surface, the vehicle was bo…

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2025-062None
ODI 11664557

To: National Highway Traffic Safety Administration (NHTSA) – Office of Defects Investigation From: [XXX] Date: 2 June 2025Vehicle: 2014 Hyundai Equus Location: Columbus, GA   (Other driven locations: Buford, GA; Alpharetta, GA; Duluth GA)1. Summary of Vehicle Cyber Incident:My 2014 Hyundai Equus has been compromised through what I believe to be a remote cyberattack targeting the vehicle’s infotainment and navigation systems. This began shortly after I reported widespread digital and identity theft to law enforcement in Columbus, GA.2. Symptoms …

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ODI 11664572

I am reporting a recurring safety-related defect in the headrest mechanisms of my 2014 Hyundai Equus. The first incident occurred in the front passenger seat. While driving, I lightly leaned my arm on the passenger headrest when it suddenly popped up with a loud, startling noise and occurring an road incident . The internal components crumbled instantly, requiring a complete replacement. This was a costly repair, which I first inquired about with the service department at AutoNation Hyundai in Columbus, GA. It was eventually repaired and compl…

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2025-070None

No examples available for this selection.

2025-081None
ODI 11680967 · 95,156 mi

The contact owns a 2014 Hyundai Equus. The contact stated that while driving approximately 40 MPH, the driver's side head restraint suddenly deployed from the seat. The vehicle was taken to the dealer and the contact was informed that the head restraint needed to be replaced. The vehicle was not repaired. The contact stated that the failure had occurred with the passenger's side headrest, and the headrest was replaced. The manufacturer was not made aware of the failure. The failure mileage was 95,156.

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2025-090None

No examples available for this selection.

2025-101None
ODI 11693505

Airbag suspension bags keep unable

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2025-110None

No examples available for this selection.

2025-120None

No examples available for this selection.

2026-010None

No examples available for this selection.

2026-020None

No examples available for this selection.

2026-030None

No examples available for this selection.

2026-040None

No examples available for this selection.

2026-051None
ODI 11740882 · 66,000 mi

The contact owns a 2016 Hyundai Equus. The contact stated that while driving at an undisclosed speed, the headlights and both turn signals became inoperable and failed to illuminate. The vehicle was taken to the dealer where the vehicle was not diagnosed or repaired. The contact was informed that the failure could not be duplicated. The contact further stated that the failure persisted after the vehicle was returned from the dealer. The manufacturer was not made aware of the failure. The failure mileage was approximately 66,000.

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2026-061None
ODI 11741912

For the last year or so when driving my Equus the signal lights left or right side has been working intermittently. I can go months without any issues but lately it seems to be worsening. I transport my Mom that has dementia around and its scary because it seems never know when the lights may not work at all. People drive so crazy and if its dark or light they dont see my arm out the window. Please tell me that you can assist with this issue. I inherited this car from her brother that died of cancer, this car was his dream. I'm doing all I can …

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2026-073None
ODI 11748611

I was driving on the highway and my transmission due to a failed transmission service done to my vehicle caused my vehicle’s transmission to overheat a blowout my transmission cooler and mix coolant and transmission fluid unknown to me because of a clogged transmission cooler line improperly flushed instead of replaced by the Patrick Hyundai dealership there could’ve been and electrical fire or a crash due to these things.

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ODI 11749120

I am reporting a severe vehicle safety hazard involving a sudden loss of motive power and extreme thermal failure on my 2012 Hyundai Equus Signature 5.0L. In July 2022, at 88,845 miles, an authorized Hyundai dealership replaced the transmission under a factory warranty event. Rather than replacing the transmission oil cooler assembly, which was contaminated with heavy metal shrapnel from the original mechanical breakdown, the servicing dealer chose to only flush the lines, creating a latent fluid restriction. After approximately 18,000 miles of…

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ODI 11749721

I am writing to log an immediate emergency update to my vehicle safety report regarding my 2012 Hyundai Equus Signature 5.0L. On Friday afternoon, July 10, 2026, Hyundai Motor America’s corporate office formally initiated a high-level Tier-2 supervisor review to investigate the severe powertrain safety hazard currently present on my vehicle, specifically, a catastrophic internal rupture of the transmission fluid cooler loop that has cross-contaminated and flooded my engine block infrastructure and main radiator with high-velocity metallic shrapn…

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2026-080None

No examples available for this selection.

2026-090None

No examples available for this selection.

2026-10 (partial)0None

No examples available for this selection.

Emerging complaint spikes

Complete months in the latest six months with at least 10 complaints, at least twice the preceding 12-month average, and at least three square-root deviations above that average.

This is a descriptive screening rule, not a statistical defect finding. Publicity and reporting changes can increase submissions.

No complete months meet the spike thresholds for this selection.

Equal-age model-year comparison

Model-wide cumulative reports during the first three or five calendar years, starting with the model year (age 0). Only fully elapsed windows are compared.

Age 0Age 1Age 23 reports

2015: 1 complaints · 2016: 3 complaints

Equal observation windows
Model yearThrough age 0Through age 1Through age 2
2015001
2016113
Date coverage across each selected cohort
Date basis for all complaints in selected model years
YearIncident dates usedFiling date fallbacksExcluded dates
2015900
2016900

Incident date is preferred when valid and no later than filing; otherwise filing date is used. Model year approximates age. Equal observation time does not adjust for sales, distance driven or reporting delays. One complaint linked to multiple model years can appear in each cohort.

Components reported together

Each cell counts unique complaints naming both components. Open a nonzero cell for examples.

Component co-occurrence matrix
ComponentSuspensionElectrical SystemService BrakesEngineExterior LightingPower TrainUnknown Or OtherSeats
Suspension—
2
ODI 11279163 · 30 mi

MALFUNCTION OF SUSPENSION AND NO DEALERSHIP CAN RESET. WE BEEN TO MERIDIAN AND HATTIESBURG DEALERSHIP AND EITHER THE EQUIPMENT WAS NOT WORKING OR HAVE THE PROPER TOOLS TO CORRECT THE ISSUE. ALWAYS TRIED TO SELL US ANOTHER VEHICLE. YOU

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ODI 11424809

Car is equipped with an air bag suspension system. There was a failure with the airbags around 18 months ( in 2016) of the car being put in service. I was driving on a hway at 70 mph w/grandkids in the car when the airgbags failed and the nose of the car immediately went down and the car started to veer. Luckily there was no other cars around me and I was able to slow down and pull off the hway. Coincidentally, I was just a mile from the dealership and immediately took the car to them and they gave me loaner car and took it in to repair under…

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0
1
ODI 11547515

Engine failure/thrown rod in engine while drive. 90k miles.

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0
2
ODI 10557865 · 18 mi

TEST DRIVE BEFORE PURCHASING WAS STOPPED AFTER A 1/4 OF MILE BECAUSE OF HEAVY FRONT END SHAKING. DEALERSHIP CHANGED TIRES SAYING THAT WOULD FIX THE PROBLEM. SINCE THEN IT HAS ALSO FIXED FRONT END ALIGNMENT TWICE, CHANGED THE DRIVESHAFT AND TWO REAR AXLES. VEHICLE STILL SHAKES. VEHICLE IS PERILOUS TO DRIVE ON BUMPY SURFACES WHEN DRIVER HAS DIFFICULTY CONTROLLING FRONT END. *TR

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ODI 11547515

Engine failure/thrown rod in engine while drive. 90k miles.

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1
ODI 11279163 · 30 mi

MALFUNCTION OF SUSPENSION AND NO DEALERSHIP CAN RESET. WE BEEN TO MERIDIAN AND HATTIESBURG DEALERSHIP AND EITHER THE EQUIPMENT WAS NOT WORKING OR HAVE THE PROPER TOOLS TO CORRECT THE ISSUE. ALWAYS TRIED TO SELL US ANOTHER VEHICLE. YOU

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0
Electrical System
2
ODI 11279163 · 30 mi

MALFUNCTION OF SUSPENSION AND NO DEALERSHIP CAN RESET. WE BEEN TO MERIDIAN AND HATTIESBURG DEALERSHIP AND EITHER THE EQUIPMENT WAS NOT WORKING OR HAVE THE PROPER TOOLS TO CORRECT THE ISSUE. ALWAYS TRIED TO SELL US ANOTHER VEHICLE. YOU

Look up ODI 11279163 at NHTSA ↗

ODI 11424809

Car is equipped with an air bag suspension system. There was a failure with the airbags around 18 months ( in 2016) of the car being put in service. I was driving on a hway at 70 mph w/grandkids in the car when the airgbags failed and the nose of the car immediately went down and the car started to veer. Luckily there was no other cars around me and I was able to slow down and pull off the hway. Coincidentally, I was just a mile from the dealership and immediately took the car to them and they gave me loaner car and took it in to repair under…

Look up ODI 11424809 at NHTSA ↗

—
2
ODI 11558345

I am unable. To drive my car anywhere. Each time I start my car. All warning lights flash like a Christmas light. It causes the car to suddenly be slowed down. Or not to go full speed? I got the recall notice in the mail 4 weeks ago. My car has been parked in the garage for four months and has been there ever since. I need my car to go to work and I don't know what else to do. I can only do so much by using the cars of families and friends, but I need my car back because it's inconveniencing them too as well.

Look up ODI 11558345 at NHTSA ↗

ODI 11363292 · 48,200 mi

DRIVING AT 75 MPH AND WENT TO PASS SOMEONE. THE ENGINE KICKED DOWN A FEW YEARS AND THE ENTIRE CAR SHUT OFF. NO POWER BRAKES AND NO STEERING AND STEERING LOCKED UP FOR ABOUT A SECOND OR TWO. DURING THE TIME IT WAS OFF THE VEHICLE JERKED HARD LIKE IF THE TIRES HAD LOCKED UP. AFTER THE COUPLE SECONDS THE VEHICLE TURNED BACK ON AND EVERYTHING WAS NORMAL AND NO CHECK ENGINE LIGHTS OR ANYTHING TO INDICATE A PROBLEM I WAS DRIVING ON THE I-80 HEADING TO RENO

Look up ODI 11363292 at NHTSA ↗

2
ODI 11748611

I was driving on the highway and my transmission due to a failed transmission service done to my vehicle caused my vehicle’s transmission to overheat a blowout my transmission cooler and mix coolant and transmission fluid unknown to me because of a clogged transmission cooler line improperly flushed instead of replaced by the Patrick Hyundai dealership there could’ve been and electrical fire or a crash due to these things.

Look up ODI 11748611 at NHTSA ↗

ODI 11363292 · 48,200 mi

DRIVING AT 75 MPH AND WENT TO PASS SOMEONE. THE ENGINE KICKED DOWN A FEW YEARS AND THE ENTIRE CAR SHUT OFF. NO POWER BRAKES AND NO STEERING AND STEERING LOCKED UP FOR ABOUT A SECOND OR TWO. DURING THE TIME IT WAS OFF THE VEHICLE JERKED HARD LIKE IF THE TIRES HAD LOCKED UP. AFTER THE COUPLE SECONDS THE VEHICLE TURNED BACK ON AND EVERYTHING WAS NORMAL AND NO CHECK ENGINE LIGHTS OR ANYTHING TO INDICATE A PROBLEM I WAS DRIVING ON THE I-80 HEADING TO RENO

Look up ODI 11363292 at NHTSA ↗

1
ODI 11501608

On November 2014, purchased Hyundai Equus from Bob King Hyundai located in Winston-Salem, NC. Within a month, our headlights flashed on and off for a brief second. Occurred more often after that and the dealer checked the car to resolve problem. Nothing found. Months later, problem got more severe and once again dealer tried to fix and could not find a problem. Two or three times car went back to dealer and also a Hyundai dealer in Hickory, NC and once again, nothing was found defective. Over the past year, car has experience longer period…

Look up ODI 11501608 at NHTSA ↗

1
ODI 11748611

I was driving on the highway and my transmission due to a failed transmission service done to my vehicle caused my vehicle’s transmission to overheat a blowout my transmission cooler and mix coolant and transmission fluid unknown to me because of a clogged transmission cooler line improperly flushed instead of replaced by the Patrick Hyundai dealership there could’ve been and electrical fire or a crash due to these things.

Look up ODI 11748611 at NHTSA ↗

1
ODI 11279163 · 30 mi

MALFUNCTION OF SUSPENSION AND NO DEALERSHIP CAN RESET. WE BEEN TO MERIDIAN AND HATTIESBURG DEALERSHIP AND EITHER THE EQUIPMENT WAS NOT WORKING OR HAVE THE PROPER TOOLS TO CORRECT THE ISSUE. ALWAYS TRIED TO SELL US ANOTHER VEHICLE. YOU

Look up ODI 11279163 at NHTSA ↗

2
ODI 10568446

THIS IS THE E-MAIL THAT I SENT TO HYUNDAI TO NOTIFY THEM OF A SERIOUS SAFETY ISSUE W. THEIR NEW EQUUS: I WANTED TO ALERT YOU ABOUT A POTENTIALLY SEVERE SAFETY ISSUE THAT HAPPENED TO OCCUR WHILE MY 13 YR OLD SON & I WERE EXAMINING THE EQUUS AT THE CHARLOTTE AUTOSHOW. I WAS SITTING IN THE DRIVER SEAT, MY SON WAS SITTING IN THE PASSENGER SEAT & ANOTHER COUPLE, WHO WE DID NOT KNOW, WERE IN THE BACK SEAT CHECKING OUT THE ELECTRONIC CONTROLS. SUDDENLY, THE PASSENGER SEAT STARTED TO MOVE FORWARD & AT THE SAME TIME THE SEAT BACK BEGAN TO FOLD FORWAR…

Look up ODI 10568446 at NHTSA ↗

ODI 11397049 · 65,000 mi

WHENEVER IT GETS HOT IN THIS AREA, MY VEHICLE MALFUNCTIONS. FIRST THE DASH BUBBLED AND HAD TO BE REPLACED. THE LEATHER ON THE DRIVER DOOR BUBBLES UP AND HAS BEEN REPLACED.. IT IS BUBBLING AGAIN ON THE DRIVER DOOR BUT IS NOT COVERED BY THE EXTENDED WARRANTY. BOTH HEADRESTS HAVE POPPED OPEN. ONE HAPPEN WHILE AT THE CAR WASH AND THE OTHER HAPPENED WHILE I WAS IN THE GROCERY STORE. BOTH TIMES THE CAR WAS AT REST AND WINDOWS UP.. IT COSTS $1600 TO REPLACE. THE DRIVER WINDOW SWITCH DOES NOT WORK WHEN HOT OUTSIDE. HAD IT CHECKED BY THE DEALERSHIP AT …

Look up ODI 11397049 at NHTSA ↗

Service Brakes0
2
ODI 11558345

I am unable. To drive my car anywhere. Each time I start my car. All warning lights flash like a Christmas light. It causes the car to suddenly be slowed down. Or not to go full speed? I got the recall notice in the mail 4 weeks ago. My car has been parked in the garage for four months and has been there ever since. I need my car to go to work and I don't know what else to do. I can only do so much by using the cars of families and friends, but I need my car back because it's inconveniencing them too as well.

Look up ODI 11558345 at NHTSA ↗

ODI 11363292 · 48,200 mi

DRIVING AT 75 MPH AND WENT TO PASS SOMEONE. THE ENGINE KICKED DOWN A FEW YEARS AND THE ENTIRE CAR SHUT OFF. NO POWER BRAKES AND NO STEERING AND STEERING LOCKED UP FOR ABOUT A SECOND OR TWO. DURING THE TIME IT WAS OFF THE VEHICLE JERKED HARD LIKE IF THE TIRES HAD LOCKED UP. AFTER THE COUPLE SECONDS THE VEHICLE TURNED BACK ON AND EVERYTHING WAS NORMAL AND NO CHECK ENGINE LIGHTS OR ANYTHING TO INDICATE A PROBLEM I WAS DRIVING ON THE I-80 HEADING TO RENO

Look up ODI 11363292 at NHTSA ↗

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1
ODI 11363292 · 48,200 mi

DRIVING AT 75 MPH AND WENT TO PASS SOMEONE. THE ENGINE KICKED DOWN A FEW YEARS AND THE ENTIRE CAR SHUT OFF. NO POWER BRAKES AND NO STEERING AND STEERING LOCKED UP FOR ABOUT A SECOND OR TWO. DURING THE TIME IT WAS OFF THE VEHICLE JERKED HARD LIKE IF THE TIRES HAD LOCKED UP. AFTER THE COUPLE SECONDS THE VEHICLE TURNED BACK ON AND EVERYTHING WAS NORMAL AND NO CHECK ENGINE LIGHTS OR ANYTHING TO INDICATE A PROBLEM I WAS DRIVING ON THE I-80 HEADING TO RENO

Look up ODI 11363292 at NHTSA ↗

1
ODI 10894091 · 92,000 mi

WHEN APPLYING CAR BRAKE PEDAL, THE BRAKES LIGHTS WILL NOT ILLUMINATE. IF I TURN ON CAR HEAD LIGHTS THE BRAKE LIGHTS ILLUMINATE. BUT IF THE HEAD LIGHTS ARE OFF THEY DON'T WORK.

Look up ODI 10894091 at NHTSA ↗

000
Engine
1
ODI 11547515

Engine failure/thrown rod in engine while drive. 90k miles.

Look up ODI 11547515 at NHTSA ↗

2
ODI 11748611

I was driving on the highway and my transmission due to a failed transmission service done to my vehicle caused my vehicle’s transmission to overheat a blowout my transmission cooler and mix coolant and transmission fluid unknown to me because of a clogged transmission cooler line improperly flushed instead of replaced by the Patrick Hyundai dealership there could’ve been and electrical fire or a crash due to these things.

Look up ODI 11748611 at NHTSA ↗

ODI 11363292 · 48,200 mi

DRIVING AT 75 MPH AND WENT TO PASS SOMEONE. THE ENGINE KICKED DOWN A FEW YEARS AND THE ENTIRE CAR SHUT OFF. NO POWER BRAKES AND NO STEERING AND STEERING LOCKED UP FOR ABOUT A SECOND OR TWO. DURING THE TIME IT WAS OFF THE VEHICLE JERKED HARD LIKE IF THE TIRES HAD LOCKED UP. AFTER THE COUPLE SECONDS THE VEHICLE TURNED BACK ON AND EVERYTHING WAS NORMAL AND NO CHECK ENGINE LIGHTS OR ANYTHING TO INDICATE A PROBLEM I WAS DRIVING ON THE I-80 HEADING TO RENO

Look up ODI 11363292 at NHTSA ↗

1
ODI 11363292 · 48,200 mi

DRIVING AT 75 MPH AND WENT TO PASS SOMEONE. THE ENGINE KICKED DOWN A FEW YEARS AND THE ENTIRE CAR SHUT OFF. NO POWER BRAKES AND NO STEERING AND STEERING LOCKED UP FOR ABOUT A SECOND OR TWO. DURING THE TIME IT WAS OFF THE VEHICLE JERKED HARD LIKE IF THE TIRES HAD LOCKED UP. AFTER THE COUPLE SECONDS THE VEHICLE TURNED BACK ON AND EVERYTHING WAS NORMAL AND NO CHECK ENGINE LIGHTS OR ANYTHING TO INDICATE A PROBLEM I WAS DRIVING ON THE I-80 HEADING TO RENO

Look up ODI 11363292 at NHTSA ↗

—0
4
ODI 11748611

I was driving on the highway and my transmission due to a failed transmission service done to my vehicle caused my vehicle’s transmission to overheat a blowout my transmission cooler and mix coolant and transmission fluid unknown to me because of a clogged transmission cooler line improperly flushed instead of replaced by the Patrick Hyundai dealership there could’ve been and electrical fire or a crash due to these things.

Look up ODI 11748611 at NHTSA ↗

ODI 11749120

I am reporting a severe vehicle safety hazard involving a sudden loss of motive power and extreme thermal failure on my 2012 Hyundai Equus Signature 5.0L. In July 2022, at 88,845 miles, an authorized Hyundai dealership replaced the transmission under a factory warranty event. Rather than replacing the transmission oil cooler assembly, which was contaminated with heavy metal shrapnel from the original mechanical breakdown, the servicing dealer chose to only flush the lines, creating a latent fluid restriction. After approximately 18,000 miles of…

Look up ODI 11749120 at NHTSA ↗

ODI 11749721

I am writing to log an immediate emergency update to my vehicle safety report regarding my 2012 Hyundai Equus Signature 5.0L. On Friday afternoon, July 10, 2026, Hyundai Motor America’s corporate office formally initiated a high-level Tier-2 supervisor review to investigate the severe powertrain safety hazard currently present on my vehicle, specifically, a catastrophic internal rupture of the transmission fluid cooler loop that has cross-contaminated and flooded my engine block infrastructure and main radiator with high-velocity metallic shrapn…

Look up ODI 11749721 at NHTSA ↗

00
Exterior Lighting0
1
ODI 11501608

On November 2014, purchased Hyundai Equus from Bob King Hyundai located in Winston-Salem, NC. Within a month, our headlights flashed on and off for a brief second. Occurred more often after that and the dealer checked the car to resolve problem. Nothing found. Months later, problem got more severe and once again dealer tried to fix and could not find a problem. Two or three times car went back to dealer and also a Hyundai dealer in Hickory, NC and once again, nothing was found defective. Over the past year, car has experience longer period…

Look up ODI 11501608 at NHTSA ↗

1
ODI 10894091 · 92,000 mi

WHEN APPLYING CAR BRAKE PEDAL, THE BRAKES LIGHTS WILL NOT ILLUMINATE. IF I TURN ON CAR HEAD LIGHTS THE BRAKE LIGHTS ILLUMINATE. BUT IF THE HEAD LIGHTS ARE OFF THEY DON'T WORK.

Look up ODI 10894091 at NHTSA ↗

0—000
Power Train
2
ODI 10557865 · 18 mi

TEST DRIVE BEFORE PURCHASING WAS STOPPED AFTER A 1/4 OF MILE BECAUSE OF HEAVY FRONT END SHAKING. DEALERSHIP CHANGED TIRES SAYING THAT WOULD FIX THE PROBLEM. SINCE THEN IT HAS ALSO FIXED FRONT END ALIGNMENT TWICE, CHANGED THE DRIVESHAFT AND TWO REAR AXLES. VEHICLE STILL SHAKES. VEHICLE IS PERILOUS TO DRIVE ON BUMPY SURFACES WHEN DRIVER HAS DIFFICULTY CONTROLLING FRONT END. *TR

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ODI 11547515

Engine failure/thrown rod in engine while drive. 90k miles.

Look up ODI 11547515 at NHTSA ↗

1
ODI 11748611

I was driving on the highway and my transmission due to a failed transmission service done to my vehicle caused my vehicle’s transmission to overheat a blowout my transmission cooler and mix coolant and transmission fluid unknown to me because of a clogged transmission cooler line improperly flushed instead of replaced by the Patrick Hyundai dealership there could’ve been and electrical fire or a crash due to these things.

Look up ODI 11748611 at NHTSA ↗

0
4
ODI 11748611

I was driving on the highway and my transmission due to a failed transmission service done to my vehicle caused my vehicle’s transmission to overheat a blowout my transmission cooler and mix coolant and transmission fluid unknown to me because of a clogged transmission cooler line improperly flushed instead of replaced by the Patrick Hyundai dealership there could’ve been and electrical fire or a crash due to these things.

Look up ODI 11748611 at NHTSA ↗

ODI 11749120

I am reporting a severe vehicle safety hazard involving a sudden loss of motive power and extreme thermal failure on my 2012 Hyundai Equus Signature 5.0L. In July 2022, at 88,845 miles, an authorized Hyundai dealership replaced the transmission under a factory warranty event. Rather than replacing the transmission oil cooler assembly, which was contaminated with heavy metal shrapnel from the original mechanical breakdown, the servicing dealer chose to only flush the lines, creating a latent fluid restriction. After approximately 18,000 miles of…

Look up ODI 11749120 at NHTSA ↗

ODI 11749721

I am writing to log an immediate emergency update to my vehicle safety report regarding my 2012 Hyundai Equus Signature 5.0L. On Friday afternoon, July 10, 2026, Hyundai Motor America’s corporate office formally initiated a high-level Tier-2 supervisor review to investigate the severe powertrain safety hazard currently present on my vehicle, specifically, a catastrophic internal rupture of the transmission fluid cooler loop that has cross-contaminated and flooded my engine block infrastructure and main radiator with high-velocity metallic shrapn…

Look up ODI 11749721 at NHTSA ↗

0—
1
ODI 11602830

The problem is with the Accelerator pedal. It malfunctions, and is also known as a 'Dead pedal' at different times without warning and could cause an accident if it happens at the wrong time, like making a turn and the car will not accelerate, or move, just getting the car to move . I checked with a dealer if they have had any of these type reports and there answer was no they had not. It is very UN-nerving when it happens.

Look up ODI 11602830 at NHTSA ↗

0
Unknown Or Other
1
ODI 11279163 · 30 mi

MALFUNCTION OF SUSPENSION AND NO DEALERSHIP CAN RESET. WE BEEN TO MERIDIAN AND HATTIESBURG DEALERSHIP AND EITHER THE EQUIPMENT WAS NOT WORKING OR HAVE THE PROPER TOOLS TO CORRECT THE ISSUE. ALWAYS TRIED TO SELL US ANOTHER VEHICLE. YOU

Look up ODI 11279163 at NHTSA ↗

1
ODI 11279163 · 30 mi

MALFUNCTION OF SUSPENSION AND NO DEALERSHIP CAN RESET. WE BEEN TO MERIDIAN AND HATTIESBURG DEALERSHIP AND EITHER THE EQUIPMENT WAS NOT WORKING OR HAVE THE PROPER TOOLS TO CORRECT THE ISSUE. ALWAYS TRIED TO SELL US ANOTHER VEHICLE. YOU

Look up ODI 11279163 at NHTSA ↗

000
1
ODI 11602830

The problem is with the Accelerator pedal. It malfunctions, and is also known as a 'Dead pedal' at different times without warning and could cause an accident if it happens at the wrong time, like making a turn and the car will not accelerate, or move, just getting the car to move . I checked with a dealer if they have had any of these type reports and there answer was no they had not. It is very UN-nerving when it happens.

Look up ODI 11602830 at NHTSA ↗

—0
Seats0
2
ODI 10568446

THIS IS THE E-MAIL THAT I SENT TO HYUNDAI TO NOTIFY THEM OF A SERIOUS SAFETY ISSUE W. THEIR NEW EQUUS: I WANTED TO ALERT YOU ABOUT A POTENTIALLY SEVERE SAFETY ISSUE THAT HAPPENED TO OCCUR WHILE MY 13 YR OLD SON & I WERE EXAMINING THE EQUUS AT THE CHARLOTTE AUTOSHOW. I WAS SITTING IN THE DRIVER SEAT, MY SON WAS SITTING IN THE PASSENGER SEAT & ANOTHER COUPLE, WHO WE DID NOT KNOW, WERE IN THE BACK SEAT CHECKING OUT THE ELECTRONIC CONTROLS. SUDDENLY, THE PASSENGER SEAT STARTED TO MOVE FORWARD & AT THE SAME TIME THE SEAT BACK BEGAN TO FOLD FORWAR…

Look up ODI 10568446 at NHTSA ↗

ODI 11397049 · 65,000 mi

WHENEVER IT GETS HOT IN THIS AREA, MY VEHICLE MALFUNCTIONS. FIRST THE DASH BUBBLED AND HAD TO BE REPLACED. THE LEATHER ON THE DRIVER DOOR BUBBLES UP AND HAS BEEN REPLACED.. IT IS BUBBLING AGAIN ON THE DRIVER DOOR BUT IS NOT COVERED BY THE EXTENDED WARRANTY. BOTH HEADRESTS HAVE POPPED OPEN. ONE HAPPEN WHILE AT THE CAR WASH AND THE OTHER HAPPENED WHILE I WAS IN THE GROCERY STORE. BOTH TIMES THE CAR WAS AT REST AND WINDOWS UP.. IT COSTS $1600 TO REPLACE. THE DRIVER WINDOW SWITCH DOES NOT WORK WHEN HOT OUTSIDE. HAD IT CHECKED BY THE DEALERSHIP AT …

Look up ODI 11397049 at NHTSA ↗

00000—

Co-reporting does not establish that one component caused another concern.

Recurring narrative patterns

Specific keyword mentions beyond broad component labels. Matching includes negations and comparisons and does not confirm a diagnosis.

6 patterns with matching reports.

Warning lights and dashboard alerts

10 mentions · 10.4% of complaints

Median mileage: 55,000 mi (8 usable records).

ODI 11463358 · 50,000 mi

The contact owns a 2011 Hyundai Equus. The contact stated that while his wife was driving at an undisclosed speed, the vehicle stalled however, the driver was able to pull to the side of the road where the vehicle lost motive and was unable to be restarted. The contact stated that he was unaware of any warning lights being illuminated. The vehicle was towed to an independent mechanic who advised that they would attempt to restart the electronic computer module (ECM). The repair was successful however, the contact stated that the independent mec…

Look up ODI 11463358 at NHTSA ↗

ODI 11654706 · 120,000 mi

The contact owns a 2011 Hyundai Equus. The contact stated there was an abnormal knocking sound coming from the engine. There was no warning light illuminated. The vehicle was taken to a local independent mechanic, where the vehicle was diagnosed, and the contact was advised that the rod bearings had failed, and the engine needed to be replaced. The vehicle was not repaired. The manufacturer was notified of the failure. The approximate failure mileage was 120,000.

Look up ODI 11654706 at NHTSA ↗

ODI 10630105 · 15,300 mi

CAR UNRESPONSIVE TO INPUTS FROM THE ACCELERATOR PEDAL. MULTIPLE DASHBOARD WARNING LIGHTS - VSM OFF, DSC, EPB, PSB, AIRBAG, AND CHECK ENGINE LIGHTS; VEHICLE STILL RUNNING. THE FIRST INSTANCE OCCURRED ON A FREEWAY FEEDER ROAD WHILE GOING 45MPH; CAR WAS UNRESPONSIVE TO ANY INPUTS FROM THE ACCELERATOR FOR APPROXIMATELY 10 SECONDS, SIMPLY ACTING AS IF THERE WERE NO THROTTLE INPUTS. TURNING TO HEAD HOME IMMEDIATELY, THE VEHICLE RESPONDED SIMILARLY WHILE TRAVELING 25 MPH ON A RESIDENTIAL STREET; IT BEGAN COASTING AND ANY THROTTLE APPLICATION RESULT…

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Matching rule\b(warning light\w*|check engine|dashboard warning\w*|malfunction indicator)\b

Brake response concerns

6 mentions · 6.3% of complaints

Median mileage: 80,500 mi (6 usable records).

ODI 10894079 · 92,400 mi

TL* THE CONTACT OWNS A 2011 HYUNDAI EQUUS. THE BRAKE LIGHTS FAILED TO ILLUMINATE WHEN THE BRAKE PEDAL WAS DEPRESSED. THE BRAKE LIGHTS WERE OPERABLE WHEN THE HEADLIGHTS WERE ILLUMINATED. THE VEHICLE WAS DIAGNOSED, BUT NOT REPAIRED. THE VIN WAS NOT INCLUDED IN NHTSA CAMPAIGN NUMBER: 14V713000 (EXTERIOR LIGHTING). THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS 92,400.

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ODI 10894091 · 92,000 mi

WHEN APPLYING CAR BRAKE PEDAL, THE BRAKES LIGHTS WILL NOT ILLUMINATE. IF I TURN ON CAR HEAD LIGHTS THE BRAKE LIGHTS ILLUMINATE. BUT IF THE HEAD LIGHTS ARE OFF THEY DON'T WORK.

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ODI 10920266 · 69,000 mi

THE BRAKE PEDAL TRAVEL IS VERY LONG. I MUST BEGIN THE STOPPING PROCESS MUCH EARLIER THAN PREVIOUS. THE DEALER DIAGNOSED A FAILED HECU. THE VEHICLE IS ONLY A FEW MILES AND ONE MONTH OUT OF WARRANTY. HYUNDAI MOTOR AMERICA HAD AN INSPECTION CAMPAIGN FOR GENESIS HECU UNITS, BUT NOT EQUUS. HOW CAN THE HECU BE PROPERLY INSPECTED WITHOUT DISASSEMBLING THE UNIT? HYUNDAI SHOULD REPLACE THE FAILED HECU.

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Matching rule\b(brake fail\w*|brakes fail\w*|brake pedal|braking distance|unintended braking|phantom braking)\b

Stalling or loss of power

4 mentions · 4.2% of complaints

Median mileage: 57,630 mi (4 usable records).

ODI 11463358 · 50,000 mi

The contact owns a 2011 Hyundai Equus. The contact stated that while his wife was driving at an undisclosed speed, the vehicle stalled however, the driver was able to pull to the side of the road where the vehicle lost motive and was unable to be restarted. The contact stated that he was unaware of any warning lights being illuminated. The vehicle was towed to an independent mechanic who advised that they would attempt to restart the electronic computer module (ECM). The repair was successful however, the contact stated that the independent mec…

Look up ODI 11463358 at NHTSA ↗

ODI 11120749 · 100,000 mi

I WAS DRIVING ON I-85 S FROM NORTH CAROLINA WHEN SUDDENLY MY CAR STARTS TO FEEL LIKE IT WAS DRAGGING. I CONTINUED TO DRIVE FOR A FEW MORE EXITS TO SEE IF IT WOULD STOP. I GOT OFF AFTER FOUR EXITS, TURNED OFF THE CAR, AND CHECKED THE TIRES. NOTHING APPEARED WRONG. I WAITED SEVERAL MINUTES AND I STILL COULD NOT DETERMINE A PROBLEM SO, I RETURNED TO I-85 S. THE PROBLEM HAD STOPPED. SEVERAL DAYS LATER, THE PROBLEM RETURNED. I WAS DRIVING ON A CITY STREET WHEN SUDDENLY THE DRAGGING FEEL BEGAN. I TOOK IT TO THE DEALERSHIP BUT THEY WERE UNABLE …

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ODI 11110780 · 32,000 mi

ENGINE FAILURE - CAR HAS 32K MILES; NEVER HAD ANY WARNING LIGHT APPEAR ON THE DASH; OUT OF NO WHERE DEVELOPED A KNOCKING NOISE. THE CAR WAS SITTING FOR APPROXIMATELY 2 WEEKS AND ONCE STARTED AND DRIVING A KNOCKING NOISE STARTED APPROXIMATELY 5 MINUTES INTO MY DRIVE; THEREFORE I BROUGHT IT IMMEDIATELY TO THE DEALER. NEW ENGINE IS NEEDED DUE TO EXCESSIVE SLUDGE BUILD UP AND OIL BLEEDING INTO THE ENGINE AND TIMING CHAIN. MANUFACTURER STATED IT'S NOT COVERED UNDER WARRANTY. A LOCAL MECHANIC SHOP TOLD ME THIS HAS BEEN NOTED IN A COUPLE OTHER SAME…

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Matching rule\b(stall\w*|loss of power|lost power|engine shut\w* off)\b

Steering assistance concerns

3 mentions · 3.1% of complaints

Median mileage: 48,200 mi (3 usable records).

ODI 11161843 · 5 mi

STEERING LOCKS UP WHILE MAKING A COMPLETE TURN

Look up ODI 11161843 at NHTSA ↗

ODI 11206172 · 65,259 mi

MAY 4TH 2019 VEHICLE FOUND DEAD AND WOULD NOT START. NO SIGNS OF ANY BATTERY ISSUES IN THE PAST FEW DAYS. THE VEHICLE WAS TOWED DIRECTLY TO THE SERVICE DEPARTMENT AT EMPIRE HYUNDAI LOCATED IN FALL RIVER, MA. VEHICLE CONFIRMED BY SERVICE DEPARTMENT TO TURN OVER, HOWEVER NO LIGHTS OR CLOCK AND NO POWER. THEN ALL WENT DEAD FOR THE SERVICE DEPARTMENT. SERVICE MANAGER INFORMED THAT HE WAS NOT ABLE TO PROVIDE THE ROOT CAUSE FOR THE ONGOING ELECTRICAL ISSUE, AND THE SPECIFIC CAUSE OF THIS INCIDENT. THE SOLUTION THAT WAS PROVIDED WAS TO INSTALL A NEW…

Look up ODI 11206172 at NHTSA ↗

ODI 11363292 · 48,200 mi

DRIVING AT 75 MPH AND WENT TO PASS SOMEONE. THE ENGINE KICKED DOWN A FEW YEARS AND THE ENTIRE CAR SHUT OFF. NO POWER BRAKES AND NO STEERING AND STEERING LOCKED UP FOR ABOUT A SECOND OR TWO. DURING THE TIME IT WAS OFF THE VEHICLE JERKED HARD LIKE IF THE TIRES HAD LOCKED UP. AFTER THE COUPLE SECONDS THE VEHICLE TURNED BACK ON AND EVERYTHING WAS NORMAL AND NO CHECK ENGINE LIGHTS OR ANYTHING TO INDICATE A PROBLEM I WAS DRIVING ON THE I-80 HEADING TO RENO

Look up ODI 11363292 at NHTSA ↗

Matching rule\b(power steer\w*|steering assist\w*|steering lock\w*|steering wheel lock\w*)\b

Battery drain and no-start mentions

1 mentions · 1.0% of complaints

Median mileage: 65,259 mi (1 usable records).

ODI 11206172 · 65,259 mi

MAY 4TH 2019 VEHICLE FOUND DEAD AND WOULD NOT START. NO SIGNS OF ANY BATTERY ISSUES IN THE PAST FEW DAYS. THE VEHICLE WAS TOWED DIRECTLY TO THE SERVICE DEPARTMENT AT EMPIRE HYUNDAI LOCATED IN FALL RIVER, MA. VEHICLE CONFIRMED BY SERVICE DEPARTMENT TO TURN OVER, HOWEVER NO LIGHTS OR CLOCK AND NO POWER. THEN ALL WENT DEAD FOR THE SERVICE DEPARTMENT. SERVICE MANAGER INFORMED THAT HE WAS NOT ABLE TO PROVIDE THE ROOT CAUSE FOR THE ONGOING ELECTRICAL ISSUE, AND THE SPECIFIC CAUSE OF THIS INCIDENT. THE SOLUTION THAT WAS PROVIDED WAS TO INSTALL A NEW…

Look up ODI 11206172 at NHTSA ↗

Matching rule\b(parasitic drain|battery drain\w*|dead battery|won.t start|would not start|no.start)\b

Hard or delayed shifting

1 mentions · 1.0% of complaints

Median mileage: 48,200 mi (1 usable records).

ODI 11363292 · 48,200 mi

DRIVING AT 75 MPH AND WENT TO PASS SOMEONE. THE ENGINE KICKED DOWN A FEW YEARS AND THE ENTIRE CAR SHUT OFF. NO POWER BRAKES AND NO STEERING AND STEERING LOCKED UP FOR ABOUT A SECOND OR TWO. DURING THE TIME IT WAS OFF THE VEHICLE JERKED HARD LIKE IF THE TIRES HAD LOCKED UP. AFTER THE COUPLE SECONDS THE VEHICLE TURNED BACK ON AND EVERYTHING WAS NORMAL AND NO CHECK ENGINE LIGHTS OR ANYTHING TO INDICATE A PROBLEM I WAS DRIVING ON THE I-80 HEADING TO RENO

Look up ODI 11363292 at NHTSA ↗

Matching rule\b(hard shift\w*|rough shift\w*|delay\w* shift\w*|shift\w* hard|jerk\w*|lurch\w*)\b