2006 Porsche Cayenne problems and complaints

Owners have filed 55 complaints with NHTSA about the 2006 Porsche Cayenne. The most-reported areas: Fuel/Propulsion System (15), Power Train (10), Fuel System (8).

Key takeaways

  • 55 owner complaints on file with NHTSA.
  • 2 involve a crash, 1 a fire, 2 reported injuries.
  • Complaints are unverified owner reports; recalls are confirmed defects.
Complaints by component
ComponentComplaintsShare
Fuel/Propulsion System1527%
Power Train1018%
Fuel System815%
Gasoline815%
Engine And Engine Cooling815%
Electrical System713%
Air Bags59%
Exterior Lighting47%
Engine35%
Service Brakes24%
Unknown Or Other24%
Equipment12%

One complaint can name several components, so shares add up to more than 100%.

NHTSA 5-Star crash ratings
VersionOverallFrontSideRollover
2006 Porsche Cayenne 4-DR w/SABNot ratedNot ratedNot ratedNot rated

Latest complaints, as filed

Owner-written and unverified by NHTSA.

Fuel/Propulsion System - filed 2026-01-20

Last month I began experiencing a strong fuel odor after driving, most noticeable outside the driver-side rear door area, which aligns with the warning sign described in the recall report. This is a time-sensitive safety concern. [XXX] (PCNA 573 filing with NHTSA). INFORMATION REDACTED PURSUANT TO THE FREEDOM OF IN...

Fuel System, Gasoline - filed 2026-01-08

The contact owns a 2006 Porsche Cayenne. The contact stated that after parking the vehicle in the garage and exiting the vehicle, the contact smelled an abnormal fuel odor outside the vehicle. A dealer was contacted. The vehicle was taken to the dealer, and it was diagnosed with a crack in the filter flange informed th...

Power Train - filed 2024-02-14

The contact owns a 2006 Porsche Cayenne S. The contact stated that the front of the vehicle was facing uphill, the contact decided not to reverse down the hill and was attempting to turn the vehicle around to drive down the hill. The contact put the vehicle in park and was hanging over the driver’s front door attemptin...

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More for the 2006 Porsche Cayenne

Complaints are reports filed by owners with the National Highway Traffic Safety Administration. NHTSA publishes them without verifying them, and counts rise with how many cars were sold, so compare years of the same model rather than different models. Crash ratings are NHTSA's own 5-Star Safety Ratings results.