Auto Recall Watch
U.S. public vehicle records

Mercedes Benz CL550 problems and owner complaints

Explore the records behind recurring owner reports.

Key facts

15 owner complaints analyzed

0 distinct recall campaigns

66,550 mi median reported failure mileage

Scope: 2007 to 2009 model years. Data updated: . 14 complaints include usable failure mileage. View data status.

This selection has limited data. It remains available for lookup but is excluded from search indexing.

Owner-reported patterns

Most common problems

Fuel/Propulsion System is the most frequently named component, appearing in 5 of 15 complaints (33.3%). A complaint can name multiple components.

Recurring terms in complaint narratives
TopicMatching reportsShare of complaints
Braking behavior320.0%
Transmission and shifting213.3%
Electrical and battery issues213.3%
Fuel system concerns16.7%

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.

Fuel/Propulsion System
5
Electrical System
3
Fuel System, Gasoline
2
Power Train
2
Seat Belts
2
Engine
1
Exterior Lighting
1
Service Brakes
1
Component breakdown data
CategoryCount
Fuel/Propulsion System5
Electrical System3
Fuel System, Gasoline2
Power Train2
Seat Belts2
Engine1
Exterior Lighting1
Service Brakes1

Fuel/Propulsion System: 5; Electrical System: 3; Fuel System, Gasoline: 2; Power Train: 2; Seat Belts: 2; Engine: 1; Exterior Lighting: 1; Service Brakes: 1

Reported problems by failure mileage

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

Under 25,000
2
25,000 to 49,999
2
50,000 to 74,999
4
75,000 to 99,999
3
100,000 to 149,999
3
150,000 and above
0
Reported problems by failure mileage data
CategoryCount
Under 25,0002
25,000 to 49,9992
50,000 to 74,9994
75,000 to 99,9993
100,000 to 149,9993
150,000 and above0

Under 25,000: 2; 25,000 to 49,999: 2; 50,000 to 74,999: 4; 75,000 to 99,999: 3; 100,000 to 149,999: 3; 150,000 and above: 0

50,000 to 74,999 miles has the most reports with usable mileage (4). 1 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.

2010
1
2012
2
2013
1
2014
4
2015
1
2016
2
2017
1
2019
1
2020
1
2023
1
Complaints over time data
CategoryCount
20101
20122
20131
20144
20151
20162
20171
20191
20201
20231

2010: 1; 2012: 2; 2013: 1; 2014: 4; 2015: 1; 2016: 2; 2017: 1; 2019: 1; 2020: 1; 2023: 1

Pattern summary

Fuel/Propulsion System leads the component reports. Braking behavior appears in 3 complaint narratives. Transmission and shifting appears in 2 complaint narratives. Electrical and battery issues appears in 2 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 10648741 · 2014-10-20 (October 20, 2014)

TL* THE CONTACT OWNS A 2007 MERCEDES CL 550. THE CONTACT STATED THAT WHILE DRIVING AT AN UNKNOWN SPEED, THE BRAKE FLUID LOW MESSAGE SUDDENLY DISPLAYED ON THE INSTRUMENT PANEL. THE VEHICLE WAS TAKEN TO THE DEALER. THE TECHNICIAN REPAIRED THE REAR BRAKES. IN A SEPARATE INCIDENT, THE ACTIVE BODY CONTROL SYSTEM SENSOR LIGHT SUDDENLY DISPLAYED INDICATING TO STOP THE VEHICLE IMMEDIATELY. THE VEHICLE WAS TOWED TO THE DEALER TO DETERMINE THE CAUSE OF THE FAILURE. THE MANUFACTURER WAS NOT NOTIFIED. THE FAILURE MILEAGE WAS 55,000...UPDATED 12/11/14 *BF …

Owner-reported narrative. 55,000 miles reported. Look up ODI 10648741 at NHTSA ↗

Owner report 10311670 · 2010-02-18 (February 18, 2010)

MY 2008 MERCEDES BENZ CL550 IS HAVING A PROBLEM WITH BRAKE. THERE IS A THUG-THUG SOUND WHEN I PRESS DOWN ON THE BRAKE PEDAL. IT GOES AWAY ~2 SECONDS AFTER THE GEAR IS PUT INTO PARKING OR NEUTRAL POSITION. MERCEDES BENZ KNOWS ABOUT THE PROBLEM AND THEY TOLD ME THAT THERE IS ANOTHER CAR, A S CLASS, THAT IS HAVING A SAME PROBLEM. S CLASS IS 4 DOOR VERSION OF CL CLASS. MB TOLD ME THAT THEY ARE WORKING ON A NEW PART OVER 3 MONTHS AGO AND NOW THEY ARE TELLING ME THAT THEY ARE WORKING ON A SOFTWARE TO FIX A PRESSURE PROBLEM IN A VALVE. I DON'T U…

Owner-reported narrative. 4,000 miles reported. Look up ODI 10311670 at NHTSA ↗

Owner report 10717074 · 2015-05-18 (May 18, 2015)

TRANSMISSION COOLER WHICH IS IN RADIATOR CRACKED AND ALLOWED TRANSMISSION FLUID TO ENTER MOTOR COOLING SYSTEM AND COOLANT TO ENTER TRANSMISSION COMPLETELY RUINING THE TRANSMISSION ALL COMPONENTS AND COMPUTER TALKED TO MERCEDES THEY WOULD DO OOHING ABOUT TOTAL COST TO REPAIR $5000.00

Owner-reported narrative. 59,000 miles reported. Look up ODI 10717074 at NHTSA ↗

Owner report 11373433 · 2020-11-06 (November 6, 2020)

TL* THE CONTACT OWNS A 2008 MERCEDES-BENZ CL550. THE CONTACT STATED THAT WHILE MAKING A U-TURN GOING 5 MPH, THE VEHICLE JERKED AND FAILED TO ACCELERATE ONCE THE ACCELERATOR PEDAL WAS DEPRESSED. THE ABS WARNING LIGHT ILLUMINATED. THE CONTACT PULLED OVER, TURNED OFF AND RESTARTED THE VEHICLE AND THE VEHICLE OPERATED AS DESIGNED. THE VEHICLE WAS TOWED TO MERCEDES-BENZ OF PEMBROKE PINES (14199 PINES BOULEVARD, PEMBROKE PINES, FL 33027, [phone removed]) TO BE DIAGNOSED. THE MECHANIC DETERMINED THAT THE TRANSMISSION FAILED AND NEEDED TO BE REPLACED. …

Owner-reported narrative. 112,000 miles reported. Look up ODI 11373433 at NHTSA ↗

Owner report 10474167 · 2012-09-06 (September 6, 2012)

CAR MADE NOISE & STOPPED SUDDENLY IN THE MIDDLE OF THE ROAD, OIL LEAKAGE HAPPENED BEFORE 30,000 MILEAGE ,DRIVEWAY FULL OF OIL LEAKAGE ,TOOK TO THE DEALER, INITIALLY COULD NOT FIND ANY DEFECT ,AFTER INSISTING THAT THERE IS DEFINITELY A PROBLEM, THEY CALLED ME & SAID THERE IS SOME TUBE NEEDS TO BE CHANGED ,STOPPED AGAIN IN THE MIDDLE OF THE ROAD ,STOPPED AGAIN IN THE MIDDLE OF THE ROAD WITHOUT ANY WARNING SIGN, STOPPED AGAIN ,MERCEDES ROADSIDE ASSISTANCE CAME & CHANGED THE BATTERIES ,AGAIN STOPPED IN THE MIDDLE OF THE ROAD WITHIN 3MONTHS OF CHA…

Owner-reported narrative. 22,000 miles reported. Look up ODI 10474167 at NHTSA ↗

Owner report 11520425 · 2023-05-04 (May 4, 2023)

The contact owns a 2008 Mercedes-Benz CL550. The contact stated while the vehicle was parked, as she attempted to buckle the driver's seat belt, the belt was not able to be locked into the buckle. The contact attempted several times to latch the seat belt however, the contact stated that it felt like there was an obstruction in the buckle. The contact checked but saw no blockage. The contact stated that the seat belt warning light was not illuminated while seated in the driver seat with the vehicle turned on. The contact was unable to latch the…

Owner-reported narrative. 68,000 miles reported. Look up ODI 11520425 at NHTSA ↗

Owner report 11173262 · 2019-01-31 (January 31, 2019)

THE FUEL TANK IS LEAKING FUEL. THE FUEL TANK HAS CRACKS IN IT CAUSING IT TO LEAVE A PUDDLE OF FUEL. THE COMPANY HAD THE SAME ISSUES WITH OTHER VEHICLES. THIS IS A SERIOUS SAFETY CONCERN .

Owner-reported narrative. 147,000 miles reported. Look up ODI 11173262 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.

2007
0
2008
0
2009
0
Recall campaigns data
CategoryCount
20070
20080
20090

2007: 0; 2008: 0; 2009: 0

Year-by-year records

Mercedes Benz CL550 model-year comparison
Model yearComplaintsRecallsChange in recalls
200770Not available
2008700
2009100
Explore the data

Vehicle analysis explorer

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

Data completeness

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

93.3%Usable mileage14 / 15 records
100.0%Valid incident date15 / 15 records
100.0%Valid filing date15 / 15 records
100.0%Ordered incident and filing dates15 / 15 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
Component200720082009
Fuel/Propulsion System
571.4%
ODI 10474167 · 22,000 mi

CAR MADE NOISE & STOPPED SUDDENLY IN THE MIDDLE OF THE ROAD, OIL LEAKAGE HAPPENED BEFORE 30,000 MILEAGE ,DRIVEWAY FULL OF OIL LEAKAGE ,TOOK TO THE DEALER, INITIALLY COULD NOT FIND ANY DEFECT ,AFTER INSISTING THAT THERE IS DEFINITELY A PROBLEM, THEY CALLED ME & SAID THERE IS SOME TUBE NEEDS TO BE CHANGED ,STOPPED AGAIN IN THE MIDDLE OF THE ROAD ,STOPPED AGAIN IN THE MIDDLE OF THE ROAD WITHOUT ANY WARNING SIGN, STOPPED AGAIN ,MERCEDES ROADSIDE ASSISTANCE CAME & CHANGED THE BATTERIES ,AGAIN STOPPED IN THE MIDDLE OF THE ROAD WITHIN 3MONTHS OF CHA…

Look up ODI 10474167 at NHTSA ↗

00.0%

No examples available for this selection.

00.0%

No examples available for this selection.

Electrical System
342.9%
ODI 10474167 · 22,000 mi

CAR MADE NOISE & STOPPED SUDDENLY IN THE MIDDLE OF THE ROAD, OIL LEAKAGE HAPPENED BEFORE 30,000 MILEAGE ,DRIVEWAY FULL OF OIL LEAKAGE ,TOOK TO THE DEALER, INITIALLY COULD NOT FIND ANY DEFECT ,AFTER INSISTING THAT THERE IS DEFINITELY A PROBLEM, THEY CALLED ME & SAID THERE IS SOME TUBE NEEDS TO BE CHANGED ,STOPPED AGAIN IN THE MIDDLE OF THE ROAD ,STOPPED AGAIN IN THE MIDDLE OF THE ROAD WITHOUT ANY WARNING SIGN, STOPPED AGAIN ,MERCEDES ROADSIDE ASSISTANCE CAME & CHANGED THE BATTERIES ,AGAIN STOPPED IN THE MIDDLE OF THE ROAD WITHIN 3MONTHS OF CHA…

Look up ODI 10474167 at NHTSA ↗

00.0%

No examples available for this selection.

00.0%

No examples available for this selection.

Fuel System, Gasoline
114.3%
ODI 10550707 · 82,456 mi

NOTE: DATE LISTED IS NOT FIRST TIME NOR ONLY TIME, THIS IS DATE OF LAST FILL UP. CAR HAS STRONG GAS ODOR INSIDE OF VEHICLE AFTER FILLING UP. THIS LASTS FOR A FEW DAYS. THIS HAS HAPPENED NUMEROUS TIMES BUT DOES NOT STEM TO HAPPEN EVERY TIME. THERE IS NO EVIDENCE OF LEAKING UNDER CAR OR UNDER HOOD. WHEN CHECKING ONLINE, THERE WERE NUMEROUS REPORTS OF SAME CONDITION, INCLUDING A CLASS ACTION LAWSUIT REGARDING THIS DEFECT. *TR

Look up ODI 10550707 at NHTSA ↗

114.3%
ODI 10664204 · 79,000 mi

STRONG ODOR OF GAS AFTER FILL THE TANK UP. THE ODOR WAS OUTSIDE, AND IT EVENTUALLY DISAPPEARED WHEN THE LEVEL OF GAS IS LOWER. THERE WAS ALSO GAS LEAKING UNDERNEATH (DRIVER'S REAR SIDE). I WAS TOLD TO REPLACE THE FUEL GASKET, AFTER DOING THAT, THE ODOR IS NOW INSIDE THE CAR, CONSTANT FUEL ODOR, IT NEVER DISAPPEAR. DRIVING THE CAR IS IMPOSSIBLE, AND GAS LEAKING UNDERNEATH CONTINUES, SAME SPOT. *TR

Look up ODI 10664204 at NHTSA ↗

00.0%

No examples available for this selection.

Power Train
00.0%

No examples available for this selection.

228.6%
ODI 10717074 · 59,000 mi

TRANSMISSION COOLER WHICH IS IN RADIATOR CRACKED AND ALLOWED TRANSMISSION FLUID TO ENTER MOTOR COOLING SYSTEM AND COOLANT TO ENTER TRANSMISSION COMPLETELY RUINING THE TRANSMISSION ALL COMPONENTS AND COMPUTER TALKED TO MERCEDES THEY WOULD DO OOHING ABOUT TOTAL COST TO REPAIR $5000.00

Look up ODI 10717074 at NHTSA ↗

00.0%

No examples available for this selection.

Seat Belts
00.0%

No examples available for this selection.

228.6%
ODI 10605381 · 31,000 mi

I AM WRITING TO INFORM YOU OF A VERY TROUBLING INCIDENT THAT OCCURRED RECENTLY. I OWN A 2008 MERCEDES BENZ CL550 WITH 31,000 MILES ON THE ODOMETER. ON JUNE 16, 2014, THE SEATBELT ON MY VEHICLE WOULD NOT RELEASE FROM THE SEAT, LEAVING ME UNABLE TO BUCKLE MY SEAT. ON TOP OF THE OBVIOUS SAFETY HAZARD, ILLEGALITY OF DRIVING WITHOUT A SEAT BELT, CONSTANT DINGING FROM THE VEHICLE TO REMIND ME THAT I WAS NOT BUCKLED, WHICH DID NOT ALLOW ME TO SPEAK WITH MY CLIENTS BY PHONE IN THE VEHICLE, I HAD TO DEAL WITH VERY POOR HANDLING OF THIS MATTER BY MBUS…

Look up ODI 10605381 at NHTSA ↗

00.0%

No examples available for this selection.

Engine
114.3%
ODI 10474167 · 22,000 mi

CAR MADE NOISE & STOPPED SUDDENLY IN THE MIDDLE OF THE ROAD, OIL LEAKAGE HAPPENED BEFORE 30,000 MILEAGE ,DRIVEWAY FULL OF OIL LEAKAGE ,TOOK TO THE DEALER, INITIALLY COULD NOT FIND ANY DEFECT ,AFTER INSISTING THAT THERE IS DEFINITELY A PROBLEM, THEY CALLED ME & SAID THERE IS SOME TUBE NEEDS TO BE CHANGED ,STOPPED AGAIN IN THE MIDDLE OF THE ROAD ,STOPPED AGAIN IN THE MIDDLE OF THE ROAD WITHOUT ANY WARNING SIGN, STOPPED AGAIN ,MERCEDES ROADSIDE ASSISTANCE CAME & CHANGED THE BATTERIES ,AGAIN STOPPED IN THE MIDDLE OF THE ROAD WITHIN 3MONTHS OF CHA…

Look up ODI 10474167 at NHTSA ↗

00.0%

No examples available for this selection.

00.0%

No examples available for this selection.

Exterior Lighting
00.0%

No examples available for this selection.

00.0%

No examples available for this selection.

1100.0%
ODI 10853505 · 108,000 mi

TL* THE CONTACT OWNS A 2009 MERCEDES-BENZ CL550. THE CONTACT STATED THAT THERE WAS AN ABNORMAL SMOKE ODOR UNDER THE PASSENGER SIDE DASHBOARD. UPON INSPECTING UNDERNEATH THE DASHBOARD, THE CONTACT FOUND EVIDENCE THAT THE LIGHTING COVER WAS MELTED. THE VEHICLE WAS NOT DIAGNOSED NOR REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 108,000.

Look up ODI 10853505 at NHTSA ↗

Service Brakes
114.3%
ODI 10648741 · 55,000 mi

TL* THE CONTACT OWNS A 2007 MERCEDES CL 550. THE CONTACT STATED THAT WHILE DRIVING AT AN UNKNOWN SPEED, THE BRAKE FLUID LOW MESSAGE SUDDENLY DISPLAYED ON THE INSTRUMENT PANEL. THE VEHICLE WAS TAKEN TO THE DEALER. THE TECHNICIAN REPAIRED THE REAR BRAKES. IN A SEPARATE INCIDENT, THE ACTIVE BODY CONTROL SYSTEM SENSOR LIGHT SUDDENLY DISPLAYED INDICATING TO STOP THE VEHICLE IMMEDIATELY. THE VEHICLE WAS TOWED TO THE DEALER TO DETERMINE THE CAUSE OF THE FAILURE. THE MANUFACTURER WAS NOT NOTIFIED. THE FAILURE MILEAGE WAS 55,000...UPDATED 12/11/14 *BF …

Look up ODI 10648741 at NHTSA ↗

00.0%

No examples available for this selection.

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
Fuel/Propulsion SystemToo few reports for a range57,041 mi4 (sparse)
ODI 10474167 · 22,000 mi

CAR MADE NOISE & STOPPED SUDDENLY IN THE MIDDLE OF THE ROAD, OIL LEAKAGE HAPPENED BEFORE 30,000 MILEAGE ,DRIVEWAY FULL OF OIL LEAKAGE ,TOOK TO THE DEALER, INITIALLY COULD NOT FIND ANY DEFECT ,AFTER INSISTING THAT THERE IS DEFINITELY A PROBLEM, THEY CALLED ME & SAID THERE IS SOME TUBE NEEDS TO BE CHANGED ,STOPPED AGAIN IN THE MIDDLE OF THE ROAD ,STOPPED AGAIN IN THE MIDDLE OF THE ROAD WITHOUT ANY WARNING SIGN, STOPPED AGAIN ,MERCEDES ROADSIDE ASSISTANCE CAME & CHANGED THE BATTERIES ,AGAIN STOPPED IN THE MIDDLE OF THE ROAD WITHIN 3MONTHS OF CHA…

Look up ODI 10474167 at NHTSA ↗

ODI 10474436 · 48,981 mi

DRIVER SIDE FUEL SENDER LEAKING FUEL STRONG FUEL ODOR AUTHORIZED MERCEDES SERVICE PROVIDER REPAIRED THE LEAK AND STATED THAT THIS ITEM IS NOT COVERED UNDER WARRANTY. IT COST US APPROX. $800.00. *TR

Look up ODI 10474436 at NHTSA ↗

ODI 10588101 · 65,100 mi

I FUELED THE CAR THIS MORNING THEN PARKED IT IN THE GARAGE. WHEN I ENTERED THE GARAGE ABOUT A HOUR LATER THERE IS A VERY STRONG SMELL OF GASOLINE IN THE ENTIRE GARAGE. IS THERE ARE RECALL ON THIS ISSUE. I DID NOT OVERFILL THE TANK, AND THE CAP WAS ON. *TR

Look up ODI 10588101 at NHTSA ↗

Electrical SystemToo few reports for a range48,981 mi3 (sparse)
ODI 10474167 · 22,000 mi

CAR MADE NOISE & STOPPED SUDDENLY IN THE MIDDLE OF THE ROAD, OIL LEAKAGE HAPPENED BEFORE 30,000 MILEAGE ,DRIVEWAY FULL OF OIL LEAKAGE ,TOOK TO THE DEALER, INITIALLY COULD NOT FIND ANY DEFECT ,AFTER INSISTING THAT THERE IS DEFINITELY A PROBLEM, THEY CALLED ME & SAID THERE IS SOME TUBE NEEDS TO BE CHANGED ,STOPPED AGAIN IN THE MIDDLE OF THE ROAD ,STOPPED AGAIN IN THE MIDDLE OF THE ROAD WITHOUT ANY WARNING SIGN, STOPPED AGAIN ,MERCEDES ROADSIDE ASSISTANCE CAME & CHANGED THE BATTERIES ,AGAIN STOPPED IN THE MIDDLE OF THE ROAD WITHIN 3MONTHS OF CHA…

Look up ODI 10474167 at NHTSA ↗

ODI 10474436 · 48,981 mi

DRIVER SIDE FUEL SENDER LEAKING FUEL STRONG FUEL ODOR AUTHORIZED MERCEDES SERVICE PROVIDER REPAIRED THE LEAK AND STATED THAT THIS ITEM IS NOT COVERED UNDER WARRANTY. IT COST US APPROX. $800.00. *TR

Look up ODI 10474436 at NHTSA ↗

ODI 10648741 · 55,000 mi

TL* THE CONTACT OWNS A 2007 MERCEDES CL 550. THE CONTACT STATED THAT WHILE DRIVING AT AN UNKNOWN SPEED, THE BRAKE FLUID LOW MESSAGE SUDDENLY DISPLAYED ON THE INSTRUMENT PANEL. THE VEHICLE WAS TAKEN TO THE DEALER. THE TECHNICIAN REPAIRED THE REAR BRAKES. IN A SEPARATE INCIDENT, THE ACTIVE BODY CONTROL SYSTEM SENSOR LIGHT SUDDENLY DISPLAYED INDICATING TO STOP THE VEHICLE IMMEDIATELY. THE VEHICLE WAS TOWED TO THE DEALER TO DETERMINE THE CAUSE OF THE FAILURE. THE MANUFACTURER WAS NOT NOTIFIED. THE FAILURE MILEAGE WAS 55,000...UPDATED 12/11/14 *BF …

Look up ODI 10648741 at NHTSA ↗

Fuel System, GasolineToo few reports for a range80,728 mi2 (sparse)
ODI 10550707 · 82,456 mi

NOTE: DATE LISTED IS NOT FIRST TIME NOR ONLY TIME, THIS IS DATE OF LAST FILL UP. CAR HAS STRONG GAS ODOR INSIDE OF VEHICLE AFTER FILLING UP. THIS LASTS FOR A FEW DAYS. THIS HAS HAPPENED NUMEROUS TIMES BUT DOES NOT STEM TO HAPPEN EVERY TIME. THERE IS NO EVIDENCE OF LEAKING UNDER CAR OR UNDER HOOD. WHEN CHECKING ONLINE, THERE WERE NUMEROUS REPORTS OF SAME CONDITION, INCLUDING A CLASS ACTION LAWSUIT REGARDING THIS DEFECT. *TR

Look up ODI 10550707 at NHTSA ↗

ODI 10664204 · 79,000 mi

STRONG ODOR OF GAS AFTER FILL THE TANK UP. THE ODOR WAS OUTSIDE, AND IT EVENTUALLY DISAPPEARED WHEN THE LEVEL OF GAS IS LOWER. THERE WAS ALSO GAS LEAKING UNDERNEATH (DRIVER'S REAR SIDE). I WAS TOLD TO REPLACE THE FUEL GASKET, AFTER DOING THAT, THE ODOR IS NOW INSIDE THE CAR, CONSTANT FUEL ODOR, IT NEVER DISAPPEAR. DRIVING THE CAR IS IMPOSSIBLE, AND GAS LEAKING UNDERNEATH CONTINUES, SAME SPOT. *TR

Look up ODI 10664204 at NHTSA ↗

Power TrainToo few reports for a range85,500 mi2 (sparse)
ODI 10717074 · 59,000 mi

TRANSMISSION COOLER WHICH IS IN RADIATOR CRACKED AND ALLOWED TRANSMISSION FLUID TO ENTER MOTOR COOLING SYSTEM AND COOLANT TO ENTER TRANSMISSION COMPLETELY RUINING THE TRANSMISSION ALL COMPONENTS AND COMPUTER TALKED TO MERCEDES THEY WOULD DO OOHING ABOUT TOTAL COST TO REPAIR $5000.00

Look up ODI 10717074 at NHTSA ↗

ODI 11373433 · 112,000 mi

TL* THE CONTACT OWNS A 2008 MERCEDES-BENZ CL550. THE CONTACT STATED THAT WHILE MAKING A U-TURN GOING 5 MPH, THE VEHICLE JERKED AND FAILED TO ACCELERATE ONCE THE ACCELERATOR PEDAL WAS DEPRESSED. THE ABS WARNING LIGHT ILLUMINATED. THE CONTACT PULLED OVER, TURNED OFF AND RESTARTED THE VEHICLE AND THE VEHICLE OPERATED AS DESIGNED. THE VEHICLE WAS TOWED TO MERCEDES-BENZ OF PEMBROKE PINES (14199 PINES BOULEVARD, PEMBROKE PINES, FL 33027, [phone removed]) TO BE DIAGNOSED. THE MECHANIC DETERMINED THAT THE TRANSMISSION FAILED AND NEEDED TO BE REPLACED. …

Look up ODI 11373433 at NHTSA ↗

Seat BeltsToo few reports for a range49,500 mi2 (sparse)
ODI 10605381 · 31,000 mi

I AM WRITING TO INFORM YOU OF A VERY TROUBLING INCIDENT THAT OCCURRED RECENTLY. I OWN A 2008 MERCEDES BENZ CL550 WITH 31,000 MILES ON THE ODOMETER. ON JUNE 16, 2014, THE SEATBELT ON MY VEHICLE WOULD NOT RELEASE FROM THE SEAT, LEAVING ME UNABLE TO BUCKLE MY SEAT. ON TOP OF THE OBVIOUS SAFETY HAZARD, ILLEGALITY OF DRIVING WITHOUT A SEAT BELT, CONSTANT DINGING FROM THE VEHICLE TO REMIND ME THAT I WAS NOT BUCKLED, WHICH DID NOT ALLOW ME TO SPEAK WITH MY CLIENTS BY PHONE IN THE VEHICLE, I HAD TO DEAL WITH VERY POOR HANDLING OF THIS MATTER BY MBUS…

Look up ODI 10605381 at NHTSA ↗

ODI 11520425 · 68,000 mi

The contact owns a 2008 Mercedes-Benz CL550. The contact stated while the vehicle was parked, as she attempted to buckle the driver's seat belt, the belt was not able to be locked into the buckle. The contact attempted several times to latch the seat belt however, the contact stated that it felt like there was an obstruction in the buckle. The contact checked but saw no blockage. The contact stated that the seat belt warning light was not illuminated while seated in the driver seat with the vehicle turned on. The contact was unable to latch the…

Look up ODI 11520425 at NHTSA ↗

EngineToo few reports for a range22,000 mi1 (sparse)
ODI 10474167 · 22,000 mi

CAR MADE NOISE & STOPPED SUDDENLY IN THE MIDDLE OF THE ROAD, OIL LEAKAGE HAPPENED BEFORE 30,000 MILEAGE ,DRIVEWAY FULL OF OIL LEAKAGE ,TOOK TO THE DEALER, INITIALLY COULD NOT FIND ANY DEFECT ,AFTER INSISTING THAT THERE IS DEFINITELY A PROBLEM, THEY CALLED ME & SAID THERE IS SOME TUBE NEEDS TO BE CHANGED ,STOPPED AGAIN IN THE MIDDLE OF THE ROAD ,STOPPED AGAIN IN THE MIDDLE OF THE ROAD WITHOUT ANY WARNING SIGN, STOPPED AGAIN ,MERCEDES ROADSIDE ASSISTANCE CAME & CHANGED THE BATTERIES ,AGAIN STOPPED IN THE MIDDLE OF THE ROAD WITHIN 3MONTHS OF CHA…

Look up ODI 10474167 at NHTSA ↗

Exterior LightingToo few reports for a range108,000 mi1 (sparse)
ODI 10853505 · 108,000 mi

TL* THE CONTACT OWNS A 2009 MERCEDES-BENZ CL550. THE CONTACT STATED THAT THERE WAS AN ABNORMAL SMOKE ODOR UNDER THE PASSENGER SIDE DASHBOARD. UPON INSPECTING UNDERNEATH THE DASHBOARD, THE CONTACT FOUND EVIDENCE THAT THE LIGHTING COVER WAS MELTED. THE VEHICLE WAS NOT DIAGNOSED NOR REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 108,000.

Look up ODI 10853505 at NHTSA ↗

Service BrakesToo few reports for a range55,000 mi1 (sparse)
ODI 10648741 · 55,000 mi

TL* THE CONTACT OWNS A 2007 MERCEDES CL 550. THE CONTACT STATED THAT WHILE DRIVING AT AN UNKNOWN SPEED, THE BRAKE FLUID LOW MESSAGE SUDDENLY DISPLAYED ON THE INSTRUMENT PANEL. THE VEHICLE WAS TAKEN TO THE DEALER. THE TECHNICIAN REPAIRED THE REAR BRAKES. IN A SEPARATE INCIDENT, THE ACTIVE BODY CONTROL SYSTEM SENSOR LIGHT SUDDENLY DISPLAYED INDICATING TO STOP THE VEHICLE IMMEDIATELY. THE VEHICLE WAS TOWED TO THE DEALER TO DETERMINE THE CAUSE OF THE FAILURE. THE MANUFACTURER WAS NOT NOTIFIED. THE FAILURE MILEAGE WAS 55,000...UPDATED 12/11/14 *BF …

Look up ODI 10648741 at NHTSA ↗

Complaint and recall timeline

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

1 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
2024-110None

No examples available for this selection.

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.

2025-040None

No examples available for this selection.

2025-050None

No examples available for this selection.

2025-060None

No examples available for this selection.

2025-070None

No examples available for this selection.

2025-080None

No examples available for this selection.

2025-090None

No examples available for this selection.

2025-100None

No examples available for this selection.

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.

2026-050None

No examples available for this selection.

2026-060None

No examples available for this selection.

2026-070None

No examples available for this selection.

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 21 reports

2008: 1 complaints · 2009: 0 complaints

Equal observation windows
Model yearThrough age 0Through age 1Through age 2
2008011
2009000
Date coverage across each selected cohort
Date basis for all complaints in selected model years
YearIncident dates usedFiling date fallbacksExcluded dates
2008700
2009100

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
ComponentFuel/Propulsion SystemElectrical SystemFuel System, GasolinePower TrainSeat BeltsEngineExterior LightingService Brakes
Fuel/Propulsion System—
2
ODI 10474167 · 22,000 mi

CAR MADE NOISE & STOPPED SUDDENLY IN THE MIDDLE OF THE ROAD, OIL LEAKAGE HAPPENED BEFORE 30,000 MILEAGE ,DRIVEWAY FULL OF OIL LEAKAGE ,TOOK TO THE DEALER, INITIALLY COULD NOT FIND ANY DEFECT ,AFTER INSISTING THAT THERE IS DEFINITELY A PROBLEM, THEY CALLED ME & SAID THERE IS SOME TUBE NEEDS TO BE CHANGED ,STOPPED AGAIN IN THE MIDDLE OF THE ROAD ,STOPPED AGAIN IN THE MIDDLE OF THE ROAD WITHOUT ANY WARNING SIGN, STOPPED AGAIN ,MERCEDES ROADSIDE ASSISTANCE CAME & CHANGED THE BATTERIES ,AGAIN STOPPED IN THE MIDDLE OF THE ROAD WITHIN 3MONTHS OF CHA…

Look up ODI 10474167 at NHTSA ↗

ODI 10474436 · 48,981 mi

DRIVER SIDE FUEL SENDER LEAKING FUEL STRONG FUEL ODOR AUTHORIZED MERCEDES SERVICE PROVIDER REPAIRED THE LEAK AND STATED THAT THIS ITEM IS NOT COVERED UNDER WARRANTY. IT COST US APPROX. $800.00. *TR

Look up ODI 10474436 at NHTSA ↗

000
1
ODI 10474167 · 22,000 mi

CAR MADE NOISE & STOPPED SUDDENLY IN THE MIDDLE OF THE ROAD, OIL LEAKAGE HAPPENED BEFORE 30,000 MILEAGE ,DRIVEWAY FULL OF OIL LEAKAGE ,TOOK TO THE DEALER, INITIALLY COULD NOT FIND ANY DEFECT ,AFTER INSISTING THAT THERE IS DEFINITELY A PROBLEM, THEY CALLED ME & SAID THERE IS SOME TUBE NEEDS TO BE CHANGED ,STOPPED AGAIN IN THE MIDDLE OF THE ROAD ,STOPPED AGAIN IN THE MIDDLE OF THE ROAD WITHOUT ANY WARNING SIGN, STOPPED AGAIN ,MERCEDES ROADSIDE ASSISTANCE CAME & CHANGED THE BATTERIES ,AGAIN STOPPED IN THE MIDDLE OF THE ROAD WITHIN 3MONTHS OF CHA…

Look up ODI 10474167 at NHTSA ↗

00
Electrical System
2
ODI 10474167 · 22,000 mi

CAR MADE NOISE & STOPPED SUDDENLY IN THE MIDDLE OF THE ROAD, OIL LEAKAGE HAPPENED BEFORE 30,000 MILEAGE ,DRIVEWAY FULL OF OIL LEAKAGE ,TOOK TO THE DEALER, INITIALLY COULD NOT FIND ANY DEFECT ,AFTER INSISTING THAT THERE IS DEFINITELY A PROBLEM, THEY CALLED ME & SAID THERE IS SOME TUBE NEEDS TO BE CHANGED ,STOPPED AGAIN IN THE MIDDLE OF THE ROAD ,STOPPED AGAIN IN THE MIDDLE OF THE ROAD WITHOUT ANY WARNING SIGN, STOPPED AGAIN ,MERCEDES ROADSIDE ASSISTANCE CAME & CHANGED THE BATTERIES ,AGAIN STOPPED IN THE MIDDLE OF THE ROAD WITHIN 3MONTHS OF CHA…

Look up ODI 10474167 at NHTSA ↗

ODI 10474436 · 48,981 mi

DRIVER SIDE FUEL SENDER LEAKING FUEL STRONG FUEL ODOR AUTHORIZED MERCEDES SERVICE PROVIDER REPAIRED THE LEAK AND STATED THAT THIS ITEM IS NOT COVERED UNDER WARRANTY. IT COST US APPROX. $800.00. *TR

Look up ODI 10474436 at NHTSA ↗

—000
1
ODI 10474167 · 22,000 mi

CAR MADE NOISE & STOPPED SUDDENLY IN THE MIDDLE OF THE ROAD, OIL LEAKAGE HAPPENED BEFORE 30,000 MILEAGE ,DRIVEWAY FULL OF OIL LEAKAGE ,TOOK TO THE DEALER, INITIALLY COULD NOT FIND ANY DEFECT ,AFTER INSISTING THAT THERE IS DEFINITELY A PROBLEM, THEY CALLED ME & SAID THERE IS SOME TUBE NEEDS TO BE CHANGED ,STOPPED AGAIN IN THE MIDDLE OF THE ROAD ,STOPPED AGAIN IN THE MIDDLE OF THE ROAD WITHOUT ANY WARNING SIGN, STOPPED AGAIN ,MERCEDES ROADSIDE ASSISTANCE CAME & CHANGED THE BATTERIES ,AGAIN STOPPED IN THE MIDDLE OF THE ROAD WITHIN 3MONTHS OF CHA…

Look up ODI 10474167 at NHTSA ↗

0
1
ODI 10648741 · 55,000 mi

TL* THE CONTACT OWNS A 2007 MERCEDES CL 550. THE CONTACT STATED THAT WHILE DRIVING AT AN UNKNOWN SPEED, THE BRAKE FLUID LOW MESSAGE SUDDENLY DISPLAYED ON THE INSTRUMENT PANEL. THE VEHICLE WAS TAKEN TO THE DEALER. THE TECHNICIAN REPAIRED THE REAR BRAKES. IN A SEPARATE INCIDENT, THE ACTIVE BODY CONTROL SYSTEM SENSOR LIGHT SUDDENLY DISPLAYED INDICATING TO STOP THE VEHICLE IMMEDIATELY. THE VEHICLE WAS TOWED TO THE DEALER TO DETERMINE THE CAUSE OF THE FAILURE. THE MANUFACTURER WAS NOT NOTIFIED. THE FAILURE MILEAGE WAS 55,000...UPDATED 12/11/14 *BF …

Look up ODI 10648741 at NHTSA ↗

Fuel System, Gasoline00—00000
Power Train000—0000
Seat Belts0000—000
Engine
1
ODI 10474167 · 22,000 mi

CAR MADE NOISE & STOPPED SUDDENLY IN THE MIDDLE OF THE ROAD, OIL LEAKAGE HAPPENED BEFORE 30,000 MILEAGE ,DRIVEWAY FULL OF OIL LEAKAGE ,TOOK TO THE DEALER, INITIALLY COULD NOT FIND ANY DEFECT ,AFTER INSISTING THAT THERE IS DEFINITELY A PROBLEM, THEY CALLED ME & SAID THERE IS SOME TUBE NEEDS TO BE CHANGED ,STOPPED AGAIN IN THE MIDDLE OF THE ROAD ,STOPPED AGAIN IN THE MIDDLE OF THE ROAD WITHOUT ANY WARNING SIGN, STOPPED AGAIN ,MERCEDES ROADSIDE ASSISTANCE CAME & CHANGED THE BATTERIES ,AGAIN STOPPED IN THE MIDDLE OF THE ROAD WITHIN 3MONTHS OF CHA…

Look up ODI 10474167 at NHTSA ↗

1
ODI 10474167 · 22,000 mi

CAR MADE NOISE & STOPPED SUDDENLY IN THE MIDDLE OF THE ROAD, OIL LEAKAGE HAPPENED BEFORE 30,000 MILEAGE ,DRIVEWAY FULL OF OIL LEAKAGE ,TOOK TO THE DEALER, INITIALLY COULD NOT FIND ANY DEFECT ,AFTER INSISTING THAT THERE IS DEFINITELY A PROBLEM, THEY CALLED ME & SAID THERE IS SOME TUBE NEEDS TO BE CHANGED ,STOPPED AGAIN IN THE MIDDLE OF THE ROAD ,STOPPED AGAIN IN THE MIDDLE OF THE ROAD WITHOUT ANY WARNING SIGN, STOPPED AGAIN ,MERCEDES ROADSIDE ASSISTANCE CAME & CHANGED THE BATTERIES ,AGAIN STOPPED IN THE MIDDLE OF THE ROAD WITHIN 3MONTHS OF CHA…

Look up ODI 10474167 at NHTSA ↗

000—00
Exterior Lighting000000—0
Service Brakes0
1
ODI 10648741 · 55,000 mi

TL* THE CONTACT OWNS A 2007 MERCEDES CL 550. THE CONTACT STATED THAT WHILE DRIVING AT AN UNKNOWN SPEED, THE BRAKE FLUID LOW MESSAGE SUDDENLY DISPLAYED ON THE INSTRUMENT PANEL. THE VEHICLE WAS TAKEN TO THE DEALER. THE TECHNICIAN REPAIRED THE REAR BRAKES. IN A SEPARATE INCIDENT, THE ACTIVE BODY CONTROL SYSTEM SENSOR LIGHT SUDDENLY DISPLAYED INDICATING TO STOP THE VEHICLE IMMEDIATELY. THE VEHICLE WAS TOWED TO THE DEALER TO DETERMINE THE CAUSE OF THE FAILURE. THE MANUFACTURER WAS NOT NOTIFIED. THE FAILURE MILEAGE WAS 55,000...UPDATED 12/11/14 *BF …

Look up ODI 10648741 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.

4 patterns with matching reports.

Warning lights and dashboard alerts

2 mentions · 13.3% of complaints

Median mileage: 90,000 mi (2 usable records).

ODI 11373433 · 112,000 mi

TL* THE CONTACT OWNS A 2008 MERCEDES-BENZ CL550. THE CONTACT STATED THAT WHILE MAKING A U-TURN GOING 5 MPH, THE VEHICLE JERKED AND FAILED TO ACCELERATE ONCE THE ACCELERATOR PEDAL WAS DEPRESSED. THE ABS WARNING LIGHT ILLUMINATED. THE CONTACT PULLED OVER, TURNED OFF AND RESTARTED THE VEHICLE AND THE VEHICLE OPERATED AS DESIGNED. THE VEHICLE WAS TOWED TO MERCEDES-BENZ OF PEMBROKE PINES (14199 PINES BOULEVARD, PEMBROKE PINES, FL 33027, [phone removed]) TO BE DIAGNOSED. THE MECHANIC DETERMINED THAT THE TRANSMISSION FAILED AND NEEDED TO BE REPLACED. …

Look up ODI 11373433 at NHTSA ↗

ODI 11520425 · 68,000 mi

The contact owns a 2008 Mercedes-Benz CL550. The contact stated while the vehicle was parked, as she attempted to buckle the driver's seat belt, the belt was not able to be locked into the buckle. The contact attempted several times to latch the seat belt however, the contact stated that it felt like there was an obstruction in the buckle. The contact checked but saw no blockage. The contact stated that the seat belt warning light was not illuminated while seated in the driver seat with the vehicle turned on. The contact was unable to latch the…

Look up ODI 11520425 at NHTSA ↗

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

Brake response concerns

1 mentions · 6.7% of complaints

Median mileage: 4,000 mi (1 usable records).

ODI 10311670 · 4,000 mi

MY 2008 MERCEDES BENZ CL550 IS HAVING A PROBLEM WITH BRAKE. THERE IS A THUG-THUG SOUND WHEN I PRESS DOWN ON THE BRAKE PEDAL. IT GOES AWAY ~2 SECONDS AFTER THE GEAR IS PUT INTO PARKING OR NEUTRAL POSITION. MERCEDES BENZ KNOWS ABOUT THE PROBLEM AND THEY TOLD ME THAT THERE IS ANOTHER CAR, A S CLASS, THAT IS HAVING A SAME PROBLEM. S CLASS IS 4 DOOR VERSION OF CL CLASS. MB TOLD ME THAT THEY ARE WORKING ON A NEW PART OVER 3 MONTHS AGO AND NOW THEY ARE TELLING ME THAT THEY ARE WORKING ON A SOFTWARE TO FIX A PRESSURE PROBLEM IN A VALVE. I DON'T U…

Look up ODI 10311670 at NHTSA ↗

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

Fuel smell or leak mentions

1 mentions · 6.7% of complaints

Median mileage: 79,000 mi (1 usable records).

ODI 10664204 · 79,000 mi

STRONG ODOR OF GAS AFTER FILL THE TANK UP. THE ODOR WAS OUTSIDE, AND IT EVENTUALLY DISAPPEARED WHEN THE LEVEL OF GAS IS LOWER. THERE WAS ALSO GAS LEAKING UNDERNEATH (DRIVER'S REAR SIDE). I WAS TOLD TO REPLACE THE FUEL GASKET, AFTER DOING THAT, THE ODOR IS NOW INSIDE THE CAR, CONSTANT FUEL ODOR, IT NEVER DISAPPEAR. DRIVING THE CAR IS IMPOSSIBLE, AND GAS LEAKING UNDERNEATH CONTINUES, SAME SPOT. *TR

Look up ODI 10664204 at NHTSA ↗

Matching rule\b(fuel leak\w*|gas leak\w*|gas(?:oline)? smell|smell\w* (?:of )?(?:fuel|gas))\b

Hard or delayed shifting

1 mentions · 6.7% of complaints

Median mileage: 112,000 mi (1 usable records).

ODI 11373433 · 112,000 mi

TL* THE CONTACT OWNS A 2008 MERCEDES-BENZ CL550. THE CONTACT STATED THAT WHILE MAKING A U-TURN GOING 5 MPH, THE VEHICLE JERKED AND FAILED TO ACCELERATE ONCE THE ACCELERATOR PEDAL WAS DEPRESSED. THE ABS WARNING LIGHT ILLUMINATED. THE CONTACT PULLED OVER, TURNED OFF AND RESTARTED THE VEHICLE AND THE VEHICLE OPERATED AS DESIGNED. THE VEHICLE WAS TOWED TO MERCEDES-BENZ OF PEMBROKE PINES (14199 PINES BOULEVARD, PEMBROKE PINES, FL 33027, [phone removed]) TO BE DIAGNOSED. THE MECHANIC DETERMINED THAT THE TRANSMISSION FAILED AND NEEDED TO BE REPLACED. …

Look up ODI 11373433 at NHTSA ↗

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