Owner-reported patterns

Most common problems

Engine is the most frequently named component, appearing in 9 of 11 complaints (81.8%). A complaint can name multiple components.

Recurring terms in complaint narratives
Topic	Matching reports	Share of complaints
Braking behavior	6	54.5%
Engine operation	4	36.4%
Steering behavior	3	27.3%
Transmission and shifting	2	18.2%

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

Complaints over time

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

2016

1

2017

5

2018

3

2019

1

2024

1

2016: 1; 2017: 5; 2018: 3; 2019: 1; 2024: 1

Pattern summary

Engine leads the component reports. Braking behavior appears in 6 complaint narratives. Engine operation appears in 4 complaint narratives. Steering behavior appears in 3 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 10926441 · 2016-11-16 (November 16, 2016)

MAJOR ENGINE FAILURE -RELATED TO DEFECT IDENTIFIED IN VOLUNTARY WORKSHOP CAMPAIGN WC-22-IN THE ALUMINUM CAMSHAFT ADJUSTER BOLTS WHICH HAVE A TENDENCY TO SHEER OFF, WHICH PREVENT THE CAMSHAFTS FROM RUNNING. IF THIS OCCURS IN THE CAMSHAFT THAT OPERATES THE VACUUM PUMP, THE POWER BRAKING WILL ALSO FAIL, WHICH WILL RESULT IN AN EXTREMELY DANGEROUS SITUATION ESPECIALLY IF THE DRIVER DOES NOT HAVE THE STRENGTH TO BRAKE THE CAR WITHOUT THE VACUUM POWDERED BRAKES. THE BOLTS THEMSELVES MAY ALSO DROP INTO THE ENGINE AND CAUSE THE ENGINE TO FAIL. IN MY …

Owner-reported narrative. 99,500 miles reported. Look up ODI 10926441 at NHTSA ↗

Owner report 10948598 · 2017-01-30 (January 30, 2017)

CAMSHAFT ADJUSTER BOLTS STARTING TO BECOME LOOSE AND BACK OUT, WHICH IS A KNOWN MANUFACTURING DEFECT ON THOSE CARS, CAN LEAD TO SUDDEN UNPREDICTABLE LOSS OF STEERING AND BRAKING, AND POTENTIALLY ACCIDENTS, ESPECIALLY WITH VERY HEAVY AND VERY FAST CAR LIKE THIS ONE. DEALER QUOTED $4000 TO FIX WITH NEW BOLTS AND ADJUSTERS. ATTACHED ARE PICTURES TAKEN WITH A BORESCOPE FROM MY ENGINE. I AM SCARED TO DRIVE IT. THIS SHOULD BE A RECALL. OWNERS SHOULD NOT BE PAYING FOR THIS. ALSO ATTACHED IS QUOTE FROM DEALER.

Owner-reported narrative. 90,000 miles reported. Look up ODI 10948598 at NHTSA ↗

Owner report 10956246 · 2017-02-22 (February 22, 2017)

LATE 2010 TO EARLY 2012 PORSCHE CAYENNE VEHICLES WITH V8 ENGINES HAVE A MANUFACTURING DEFECT WITH BOLTS THAT HOLD THE CAMSHAFT ADJUSTERS. THE WEAK BOLTS IN QUESTION ARE MADE OF ALUMINUM AND HAVE BEEN EXPERIENCING FAILURES WHERE THEY SHEER OFF, CAUSING CATASTROPHIC DAMAGE TO THE ENGINE. IF THIS FAILURE OCCURS WHEN THE VEHICLE IS AT SPEED, A LOSS OF POWER BRAKING AND STEERING WILL OCCUR AS A RESULT. PORSCHE IS AWARE OF THE PROBLEM AND WAS FORCED TO RECALL ALL THE AFFECTED VEHICLES IN CHINA BY THE CHINESE GOVERNMENT, BUT HAS SO FAR AVOIDED RECA…

Owner-reported narrative. Look up ODI 10956246 at NHTSA ↗

Owner report 10992355 · 2017-05-30 (May 30, 2017)

DRIVING ON HIGHWAY WHEN THE CAR DRAMATICALLY LOST POWER AND STALLED, LUCKILY I WAS CLOSE TO AN EXIT AND MANAGED TO GET OFF THE HIGHWAY. HOWEVER THERE WAS AN 18 WHEELER BEHIND ME THAT HAD TO BRAKE HARD TO AVOID HITTING ME. I GOT TO THE BOTTOM OF THE EXIT RAMP AND THE CAR WAS BARELY RUNNING. WAS ABLE TO GET IT BACK TO THE DEALER (WHICH WAS ONLY 1/4 MILE AWAY) THE PROBLEM WAS THE CAMSHAFT ADJUST BOLTS ON BANK #1 SHEARED. THIS IS A KNOWN DEFECTIVE PART AND PROBLEM WITH ALL PORSCHE V8 ENGINES FROM 2011-2012.

Owner-reported narrative. 72,500 miles reported. Look up ODI 10992355 at NHTSA ↗

Owner report 11023444 · 2017-09-14 (September 14, 2017)

11/10/2016 WHILE DRIVING ENGINE LIGHT CAME ON, CAR RUNNING VERY ROUGH, TROUBLE STARTING. DEALER VERIFIED AND FOUND NUMEROUS FAULTS. REMOVED LEFT VALVE COVER AND FOUND SCREWS FOR CAM ADJUSTER BROKEN. REMOVED BANK 2 CAM ADJUSTER & VALVE COVER REMOVED OIL PAN TO RETRIEVE BROKEN PIECES OF SCREWS FROM ACTUATOR. REPLACED BOTH BANK 1&2 CAM ADJUSTERS. RESET CAM ADJUSTER TIMING.-DURING TEST DRIVE VEHICLE STARTED RUNNING ROUGH & CHECK ENG. LIGHT CAME ON. DIAGNOSIS.-DEFECTIVE CYLINDER 2 IGNITION COIL. 6/15/2017 DEALER NOTIFIED THAT ENTIRE DASHBOARD WAS …

Owner-reported narrative. 84,961 miles reported. Look up ODI 11023444 at NHTSA ↗

Owner report 11141928 · 2018-10-22 (October 22, 2018)

TRANSFER CASE FAILURE. THERE IS AN ACKNOWLEDGMENT BY PORSCHE OF AN ASSOCIATED DEFECT OF THE TRANSFER CASE DESIGN AND A RELATED WORKSHOP BULLETIN (WB) WHEN REPLACING THE TRANSFER CASE. PORSCHE MECHANICS ARE INSTRUCTED TO REPLACE A "VENT HOSE" FOR THE TRANSFER CASE. THIS NEWLY REVISED DESIGN PART NUMBER FOR THE REVISED VENT IS 958-301-047-10. THE REASON: THE ORIGINAL DESIGN FOR CAYENNE 958 PORSCHE TRANSFER CASES HAD THE HOSE ENDING ON THE LOWER (CLOSER TO THE GROUND) SIDE OF THE TRANSFER CASE. THE NEW HOSE ENDS ON THE UPPER (FURTHER FROM THE GROU…

Owner-reported narrative. 70,000 miles reported. Look up ODI 11141928 at NHTSA ↗

Data completeness

11 unique complaints in this selection. Analysis snapshot: 2026-09-30.

63.6%Usable mileage7 / 11 records

100.0%Valid incident date11 / 11 records

100.0%Valid filing date11 / 11 records

100.0%Ordered incident and filing dates11 / 11 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.

From model yearThrough model year

Component complaint heatmap
Component	2006	2008	2009	2010	2011	2012	2013	2014	2015	2019	2020
Engine	00.0% No examples available for this selection.	7100.0% ODI 10510020 · 30,000 mi I PURCHASED MY 2008 PORSCHE CAYENNE TURBO AS A SECOND OWNER BUT BEFORE THE PURCHASE WAS COMPLETED THE COOLANT HOSE RUPTURE FAILURE OCCURRED. THE REPAIR WAS AT A COST WELL NORTH OF $2000 AT THE MOTOR WERKS PORSCHE OF BARRINGTON. I ALSO HAVE A 2002 PORSCHE 996 TURBO WHICH JUST RECENTLY RUPTURED THE COOLANT HOSE. THE COST IS ONCE AGAIN RIGHT AROUND TWO THOUSAND DOLLARS. I'M JUST FED UP THAT THIS EPOXY FAILURE WITHIN THE COOLANT SYSTEM WHICH HAS AFFECTED SO MANY PORSCHE OWNERS. I'M VERY DISAPPOINTED THAT THIS ISSUE IS NOT FIXED EVEN IN THEIR LATER … Look up ODI 10510020 at NHTSA ↗	0Unavailable No examples available for this selection.	0Unavailable No examples available for this selection.	981.8% ODI 10926441 · 99,500 mi MAJOR ENGINE FAILURE -RELATED TO DEFECT IDENTIFIED IN VOLUNTARY WORKSHOP CAMPAIGN WC-22-IN THE ALUMINUM CAMSHAFT ADJUSTER BOLTS WHICH HAVE A TENDENCY TO SHEER OFF, WHICH PREVENT THE CAMSHAFTS FROM RUNNING. IF THIS OCCURS IN THE CAMSHAFT THAT OPERATES THE VACUUM PUMP, THE POWER BRAKING WILL ALSO FAIL, WHICH WILL RESULT IN AN EXTREMELY DANGEROUS SITUATION ESPECIALLY IF THE DRIVER DOES NOT HAVE THE STRENGTH TO BRAKE THE CAR WITHOUT THE VACUUM POWDERED BRAKES. THE BOLTS THEMSELVES MAY ALSO DROP INTO THE ENGINE AND CAUSE THE ENGINE TO FAIL. IN MY … Look up ODI 10926441 at NHTSA ↗	00.0% No examples available for this selection.	0Unavailable No examples available for this selection.	0Unavailable No examples available for this selection.	0Unavailable No examples available for this selection.	0Unavailable No examples available for this selection.	0Unavailable No examples available for this selection.
Power Train	00.0% No examples available for this selection.	114.3% ODI 10510020 · 30,000 mi I PURCHASED MY 2008 PORSCHE CAYENNE TURBO AS A SECOND OWNER BUT BEFORE THE PURCHASE WAS COMPLETED THE COOLANT HOSE RUPTURE FAILURE OCCURRED. THE REPAIR WAS AT A COST WELL NORTH OF $2000 AT THE MOTOR WERKS PORSCHE OF BARRINGTON. I ALSO HAVE A 2002 PORSCHE 996 TURBO WHICH JUST RECENTLY RUPTURED THE COOLANT HOSE. THE COST IS ONCE AGAIN RIGHT AROUND TWO THOUSAND DOLLARS. I'M JUST FED UP THAT THIS EPOXY FAILURE WITHIN THE COOLANT SYSTEM WHICH HAS AFFECTED SO MANY PORSCHE OWNERS. I'M VERY DISAPPOINTED THAT THIS ISSUE IS NOT FIXED EVEN IN THEIR LATER … Look up ODI 10510020 at NHTSA ↗	0Unavailable No examples available for this selection.	0Unavailable No examples available for this selection.	218.2% ODI 11141928 · 70,000 mi TRANSFER CASE FAILURE. THERE IS AN ACKNOWLEDGMENT BY PORSCHE OF AN ASSOCIATED DEFECT OF THE TRANSFER CASE DESIGN AND A RELATED WORKSHOP BULLETIN (WB) WHEN REPLACING THE TRANSFER CASE. PORSCHE MECHANICS ARE INSTRUCTED TO REPLACE A "VENT HOSE" FOR THE TRANSFER CASE. THIS NEWLY REVISED DESIGN PART NUMBER FOR THE REVISED VENT IS 958-301-047-10. THE REASON: THE ORIGINAL DESIGN FOR CAYENNE 958 PORSCHE TRANSFER CASES HAD THE HOSE ENDING ON THE LOWER (CLOSER TO THE GROUND) SIDE OF THE TRANSFER CASE. THE NEW HOSE ENDS ON THE UPPER (FURTHER FROM THE GROU… Look up ODI 11141928 at NHTSA ↗	150.0% ODI 11091036 · 40,000 mi 2012 CAYENNE TURBO WITH 40096 MILEAGE AS OF TODAY. THE TRANSFER BOX WAS REPLACED IN APRIL 2016 AND APRIL 2018. COST AROUND $4,500 EACH TIME. TOTAL OF $9,000 REPAIR BILL. Look up ODI 11091036 at NHTSA ↗	0Unavailable No examples available for this selection.	0Unavailable No examples available for this selection.	0Unavailable No examples available for this selection.	0Unavailable No examples available for this selection.	0Unavailable No examples available for this selection.
Vehicle Speed Control	00.0% No examples available for this selection.	00.0% No examples available for this selection.	0Unavailable No examples available for this selection.	0Unavailable No examples available for this selection.	00.0% No examples available for this selection.	150.0% ODI 11091036 · 40,000 mi 2012 CAYENNE TURBO WITH 40096 MILEAGE AS OF TODAY. THE TRANSFER BOX WAS REPLACED IN APRIL 2016 AND APRIL 2018. COST AROUND $4,500 EACH TIME. TOTAL OF $9,000 REPAIR BILL. Look up ODI 11091036 at NHTSA ↗	0Unavailable No examples available for this selection.	0Unavailable No examples available for this selection.	0Unavailable No examples available for this selection.	0Unavailable No examples available for this selection.	0Unavailable No examples available for this selection.
Air Bags	00.0% No examples available for this selection.	00.0% No examples available for this selection.	0Unavailable No examples available for this selection.	0Unavailable No examples available for this selection.	00.0% No examples available for this selection.	150.0% ODI 10884797 · 17,000 mi TL* THE CONTACT OWNS A 2015 (NA) PORSCHE CAYENNE TURBO. WHILE DRIVING APPROXIMATELY 20 MPH, THE PASSENGER SIDE AIR BAGS DEPLOYED WITHOUT WARNING. THE VEHICLE WAS TAKEN TO A LOCAL DEALER WHO WAS UNABLE TO DIAGNOSE THE CAUSE OF THE FAILURE. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE AND STATED THAT THE AIR BAG APPEARED TO HAVE DEPLOYED (PROPERLY) UPON IMPACT. THE CONTACT STATED THAT THERE WAS NO IMPACT. THE FAILURE MILEAGE WAS 17,000. Look up ODI 10884797 at NHTSA ↗	0Unavailable No examples available for this selection.	0Unavailable No examples available for this selection.	0Unavailable No examples available for this selection.	0Unavailable No examples available for this selection.	0Unavailable No examples available for this selection.
Electrical System	1100.0% ODI 11180331 METALLIC CONTACT POINTS FOR THE FRONT TURN SIGNAL BULB HOLDER INTEGRAL IN THE HEADLAMP ASSEMBLIES CORRODE OR ERODE RENDERING THE TURN SIGNAL INOPERABLE. CORRECTION REQUIRES COSTLY REPLACEMENT OF THE ENTIRE HEADLAMP ASSEMBLY. POINT OF FAILURE IS INACCESSIBLE FOR PHOTOGRAPH. BOTH LEFT AND RIGHT FRONT TURN SIGNAL CONTACTORS HAVE FAILED ON SUBJECT VEHICLE WITH IN THE PAST YEAR. THE PARTS IN QUESTION ARE NOT SUBJECT TO OPERATIONAL MOVEMENT OR WEAR, AND A MANDATED SAFETY ITEM WHOSE FAILURE MAY RESULT IN A TRAFFIC CITATION BY POLICE. Look up ODI 11180331 at NHTSA ↗	00.0% No examples available for this selection.	0Unavailable No examples available for this selection.	0Unavailable No examples available for this selection.	00.0% No examples available for this selection.	00.0% No examples available for this selection.	0Unavailable No examples available for this selection.	0Unavailable No examples available for this selection.	0Unavailable No examples available for this selection.	0Unavailable No examples available for this selection.	0Unavailable No examples available for this selection.
Suspension:Front	00.0% No examples available for this selection.	00.0% No examples available for this selection.	0Unavailable No examples available for this selection.	0Unavailable No examples available for this selection.	00.0% No examples available for this selection.	00.0% No examples available for this selection.	0Unavailable No examples available for this selection.	0Unavailable No examples available for this selection.	0Unavailable No examples available for this selection.	0Unavailable No examples available for this selection.	0Unavailable No examples available for this selection.
Electrical System:Wiring:Front Underhood	00.0% No examples available for this selection.	00.0% No examples available for this selection.	0Unavailable No examples available for this selection.	0Unavailable No examples available for this selection.	00.0% No examples available for this selection.	00.0% No examples available for this selection.	0Unavailable No examples available for this selection.	0Unavailable No examples available for this selection.	0Unavailable No examples available for this selection.	0Unavailable No examples available for this selection.	0Unavailable No examples available for this selection.
Engine And Engine Cooling:Engine	00.0% No examples available for this selection.	00.0% No examples available for this selection.	0Unavailable No examples available for this selection.	0Unavailable No examples available for this selection.	00.0% No examples available for this selection.	00.0% No examples available for this selection.	0Unavailable No examples available for this selection.	0Unavailable No examples available for this selection.	0Unavailable No examples available for this selection.	0Unavailable No examples available for this selection.	0Unavailable 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
Component	Mileage range (25th–75th percentile)	Median	Usable records	Examples
Engine	86,221–98,614 mi	92,979 mi	6	ODI 10926441 · 99,500 mi MAJOR ENGINE FAILURE -RELATED TO DEFECT IDENTIFIED IN VOLUNTARY WORKSHOP CAMPAIGN WC-22-IN THE ALUMINUM CAMSHAFT ADJUSTER BOLTS WHICH HAVE A TENDENCY TO SHEER OFF, WHICH PREVENT THE CAMSHAFTS FROM RUNNING. IF THIS OCCURS IN THE CAMSHAFT THAT OPERATES THE VACUUM PUMP, THE POWER BRAKING WILL ALSO FAIL, WHICH WILL RESULT IN AN EXTREMELY DANGEROUS SITUATION ESPECIALLY IF THE DRIVER DOES NOT HAVE THE STRENGTH TO BRAKE THE CAR WITHOUT THE VACUUM POWDERED BRAKES. THE BOLTS THEMSELVES MAY ALSO DROP INTO THE ENGINE AND CAUSE THE ENGINE TO FAIL. IN MY … Look up ODI 10926441 at NHTSA ↗ ODI 10948598 · 90,000 mi CAMSHAFT ADJUSTER BOLTS STARTING TO BECOME LOOSE AND BACK OUT, WHICH IS A KNOWN MANUFACTURING DEFECT ON THOSE CARS, CAN LEAD TO SUDDEN UNPREDICTABLE LOSS OF STEERING AND BRAKING, AND POTENTIALLY ACCIDENTS, ESPECIALLY WITH VERY HEAVY AND VERY FAST CAR LIKE THIS ONE. DEALER QUOTED $4000 TO FIX WITH NEW BOLTS AND ADJUSTERS. ATTACHED ARE PICTURES TAKEN WITH A BORESCOPE FROM MY ENGINE. I AM SCARED TO DRIVE IT. THIS SHOULD BE A RECALL. OWNERS SHOULD NOT BE PAYING FOR THIS. ALSO ATTACHED IS QUOTE FROM DEALER. Look up ODI 10948598 at NHTSA ↗ ODI 10971679 · 95,957 mi PORSCHE HAS A KNOW DEFECT IN THE CAMSHAFT ADJUSTER SCREW FAILURE PORSCHE AS ALREADY LEAD A CAMPAIGN TO FIX THIS ISSUE IN OTHER PARTS OF THE GLOBE AND THIS FAILURE CAUSED MY VEHICLE TO HAVE CATASTROPHIC ENGINE FAILURE THAT PORSCHE NOW WANTS $35,199.00 TO FIX/REPAIR. REFERENCES: HTTP://EUROPE.AUTONEWS.COM/ARTICLE/20150209/ANE/150209861/PORSCHE-WILL-RECALL-SOME-PANAMERA-CAYENNE-MODELS-IN-CHINA-ON-CAMSHAFT- HTTPS://WWW.6SPEEDONLINE.COM/FORUMS/CAYENNE-958/319690-SNAPPED-CAMSHAFT-ADJUSTER-BOLT-ENGINE-BRAKE-HYDRAULICS-FAILURE.HTML Look up ODI 10971679 at NHTSA ↗
Power Train	Too few reports for a range	70,000 mi	1 (sparse)	ODI 11141928 · 70,000 mi TRANSFER CASE FAILURE. THERE IS AN ACKNOWLEDGMENT BY PORSCHE OF AN ASSOCIATED DEFECT OF THE TRANSFER CASE DESIGN AND A RELATED WORKSHOP BULLETIN (WB) WHEN REPLACING THE TRANSFER CASE. PORSCHE MECHANICS ARE INSTRUCTED TO REPLACE A "VENT HOSE" FOR THE TRANSFER CASE. THIS NEWLY REVISED DESIGN PART NUMBER FOR THE REVISED VENT IS 958-301-047-10. THE REASON: THE ORIGINAL DESIGN FOR CAYENNE 958 PORSCHE TRANSFER CASES HAD THE HOSE ENDING ON THE LOWER (CLOSER TO THE GROUND) SIDE OF THE TRANSFER CASE. THE NEW HOSE ENDS ON THE UPPER (FURTHER FROM THE GROU… Look up ODI 11141928 at NHTSA ↗

Complaint and recall timeline

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

ComponentPeriod

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
Month	Campaigns announced	Examples
2024-10	None	No examples available for this selection.
2024-11	None	No examples available for this selection.
2024-12	None	No examples available for this selection.
2025-01	None	No examples available for this selection.
2025-02	None	No examples available for this selection.
2025-03	None	No examples available for this selection.
2025-04	None	No examples available for this selection.
2025-05	None	No examples available for this selection.
2025-06	None	No examples available for this selection.
2025-07	None	No examples available for this selection.
2025-08	None	No examples available for this selection.
2025-09	None	No examples available for this selection.
2025-10	None	No examples available for this selection.
2025-11	None	No examples available for this selection.
2025-12	None	No examples available for this selection.
2026-01	None	No examples available for this selection.
2026-02	None	No examples available for this selection.
2026-03	None	No examples available for this selection.
2026-04	None	No examples available for this selection.
2026-05	None	No examples available for this selection.
2026-06	None	No examples available for this selection.
2026-07	None	No examples available for this selection.
2026-08	None	No examples available for this selection.
2026-09 (partial)	None	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.

Observation windowFirst model yearSecond model year

2019: 0 complaints · 2020: 0 complaints

Equal observation windows
Model year	Through age 0	Through age 1	Through age 2
2019	0	0	0
2020	0	0	0

Date coverage across each selected cohort

Date basis for all complaints in selected model years
Year	Incident dates used	Filing date fallbacks	Excluded dates
2019	0	0	0
2020	0	0	0

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
Component	Engine	Power Train
Engine	—	0
Power Train	0	—

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.

Search patterns

5 patterns with matching reports.

Stalling or loss of power

5 mentions · 45.5% of complaints

Median mileage: 99,500 mi (3 usable records).

ODI 10926441 · 99,500 mi

MAJOR ENGINE FAILURE -RELATED TO DEFECT IDENTIFIED IN VOLUNTARY WORKSHOP CAMPAIGN WC-22-IN THE ALUMINUM CAMSHAFT ADJUSTER BOLTS WHICH HAVE A TENDENCY TO SHEER OFF, WHICH PREVENT THE CAMSHAFTS FROM RUNNING. IF THIS OCCURS IN THE CAMSHAFT THAT OPERATES THE VACUUM PUMP, THE POWER BRAKING WILL ALSO FAIL, WHICH WILL RESULT IN AN EXTREMELY DANGEROUS SITUATION ESPECIALLY IF THE DRIVER DOES NOT HAVE THE STRENGTH TO BRAKE THE CAR WITHOUT THE VACUUM POWDERED BRAKES. THE BOLTS THEMSELVES MAY ALSO DROP INTO THE ENGINE AND CAUSE THE ENGINE TO FAIL. IN MY …

Look up ODI 10926441 at NHTSA ↗

ODI 10956246

LATE 2010 TO EARLY 2012 PORSCHE CAYENNE VEHICLES WITH V8 ENGINES HAVE A MANUFACTURING DEFECT WITH BOLTS THAT HOLD THE CAMSHAFT ADJUSTERS. THE WEAK BOLTS IN QUESTION ARE MADE OF ALUMINUM AND HAVE BEEN EXPERIENCING FAILURES WHERE THEY SHEER OFF, CAUSING CATASTROPHIC DAMAGE TO THE ENGINE. IF THIS FAILURE OCCURS WHEN THE VEHICLE IS AT SPEED, A LOSS OF POWER BRAKING AND STEERING WILL OCCUR AS A RESULT. PORSCHE IS AWARE OF THE PROBLEM AND WAS FORCED TO RECALL ALL THE AFFECTED VEHICLES IN CHINA BY THE CHINESE GOVERNMENT, BUT HAS SO FAR AVOIDED RECA…

Look up ODI 10956246 at NHTSA ↗

ODI 10992355 · 72,500 mi

DRIVING ON HIGHWAY WHEN THE CAR DRAMATICALLY LOST POWER AND STALLED, LUCKILY I WAS CLOSE TO AN EXIT AND MANAGED TO GET OFF THE HIGHWAY. HOWEVER THERE WAS AN 18 WHEELER BEHIND ME THAT HAD TO BRAKE HARD TO AVOID HITTING ME. I GOT TO THE BOTTOM OF THE EXIT RAMP AND THE CAR WAS BARELY RUNNING. WAS ABLE TO GET IT BACK TO THE DEALER (WHICH WAS ONLY 1/4 MILE AWAY) THE PROBLEM WAS THE CAMSHAFT ADJUST BOLTS ON BANK #1 SHEARED. THIS IS A KNOWN DEFECTIVE PART AND PROBLEM WITH ALL PORSCHE V8 ENGINES FROM 2011-2012.

Look up ODI 10992355 at NHTSA ↗

Matching rule

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

Warning lights and dashboard alerts

3 mentions · 27.3% of complaints

Median mileage: 115,273 mi (2 usable records).

ODI 10926441 · 99,500 mi

MAJOR ENGINE FAILURE -RELATED TO DEFECT IDENTIFIED IN VOLUNTARY WORKSHOP CAMPAIGN WC-22-IN THE ALUMINUM CAMSHAFT ADJUSTER BOLTS WHICH HAVE A TENDENCY TO SHEER OFF, WHICH PREVENT THE CAMSHAFTS FROM RUNNING. IF THIS OCCURS IN THE CAMSHAFT THAT OPERATES THE VACUUM PUMP, THE POWER BRAKING WILL ALSO FAIL, WHICH WILL RESULT IN AN EXTREMELY DANGEROUS SITUATION ESPECIALLY IF THE DRIVER DOES NOT HAVE THE STRENGTH TO BRAKE THE CAR WITHOUT THE VACUUM POWDERED BRAKES. THE BOLTS THEMSELVES MAY ALSO DROP INTO THE ENGINE AND CAUSE THE ENGINE TO FAIL. IN MY …

Look up ODI 10926441 at NHTSA ↗

ODI 11029822

2011 PORSCHE CAYENNE. CONSUMER WRITES IN REGARDS TO CAR STALLING WHILE DRIVING. *LD THE CONSUMER WAS ADVISED NO FAULT CODES APPEARED. THE VEHICLE STALLED AND DRIFTED INTO A CURB BENDING AND DAMAGING THE FRONT WHEELS. THE CHECK ENGINE LIGHT ILLUMINATED. *JS

Look up ODI 11029822 at NHTSA ↗

ODI 11610533 · 131,046 mi

The contact owns a 2011 Porsche Cayenne Turbo. The contact stated that while starting the vehicle, the vehicle shuddered abnormally. Additionally, while driving, the vehicle experienced a loss of power steering assist, and the brake pedal was firm while depressed. The vehicle failed to come to a complete stop. The traction control, check engine, oil pressure, and several other unknown warning lights were illuminated. The vehicle was towed to the dealer, where it was diagnosed that the passenger's side camshaft controller and bolts had failed. T…

Look up ODI 11610533 at NHTSA ↗

Matching rule

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

Brake response concerns

1 mentions · 9.1% of complaints

Median mileage: 131,046 mi (1 usable records).

ODI 11610533 · 131,046 mi

The contact owns a 2011 Porsche Cayenne Turbo. The contact stated that while starting the vehicle, the vehicle shuddered abnormally. Additionally, while driving, the vehicle experienced a loss of power steering assist, and the brake pedal was firm while depressed. The vehicle failed to come to a complete stop. The traction control, check engine, oil pressure, and several other unknown warning lights were illuminated. The vehicle was towed to the dealer, where it was diagnosed that the passenger's side camshaft controller and bolts had failed. T…

Look up ODI 11610533 at NHTSA ↗

Matching rule

Hard or delayed shifting

1 mentions · 9.1% of complaints

Median mileage: 70,000 mi (1 usable records).

ODI 11141928 · 70,000 mi

TRANSFER CASE FAILURE. THERE IS AN ACKNOWLEDGMENT BY PORSCHE OF AN ASSOCIATED DEFECT OF THE TRANSFER CASE DESIGN AND A RELATED WORKSHOP BULLETIN (WB) WHEN REPLACING THE TRANSFER CASE. PORSCHE MECHANICS ARE INSTRUCTED TO REPLACE A "VENT HOSE" FOR THE TRANSFER CASE. THIS NEWLY REVISED DESIGN PART NUMBER FOR THE REVISED VENT IS 958-301-047-10. THE REASON: THE ORIGINAL DESIGN FOR CAYENNE 958 PORSCHE TRANSFER CASES HAD THE HOSE ENDING ON THE LOWER (CLOSER TO THE GROUND) SIDE OF THE TRANSFER CASE. THE NEW HOSE ENDS ON THE UPPER (FURTHER FROM THE GROU…

Look up ODI 11141928 at NHTSA ↗

Matching rule

Steering assistance concerns

1 mentions · 9.1% of complaints

Median mileage: 131,046 mi (1 usable records).

ODI 11610533 · 131,046 mi

The contact owns a 2011 Porsche Cayenne Turbo. The contact stated that while starting the vehicle, the vehicle shuddered abnormally. Additionally, while driving, the vehicle experienced a loss of power steering assist, and the brake pedal was firm while depressed. The vehicle failed to come to a complete stop. The traction control, check engine, oil pressure, and several other unknown warning lights were illuminated. The vehicle was towed to the dealer, where it was diagnosed that the passenger's side camshaft controller and bolts had failed. T…

Look up ODI 11610533 at NHTSA ↗

Matching rule

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

Category	Count
Under 25,000	0
25,000 to 49,999	0
50,000 to 74,999	2
75,000 to 99,999	4
100,000 to 149,999	1
150,000 and above	0

2011 Porsche CAYENNE TURBO problems and owner complaints

Key facts

Most common problems

Component breakdown

Reported problems by failure mileage

Complaints over time

Pattern summary

Complaint evidence

Vehicle analysis explorer

Data completeness

Problems by model year

Failure mileage by component

Complaint and recall timeline

Emerging complaint spikes

Equal-age model-year comparison

Components reported together

Recurring narrative patterns

Stalling or loss of power

Warning lights and dashboard alerts

Brake response concerns

Hard or delayed shifting

Steering assistance concerns