There are 4 stored owner reports matching the brakes leading-label group for the 2004 Porsche Cayenne in our NHTSA-sourced dataset. These are unverified consumer reports and may not reflect confirmed defects.
This group counts stored reports whose component label starts with one of this site's matching prefixes, ignoring case. Each matching report counts once within the group. Components mentioned later in the label or only in the narrative are not searched. How component counts work
Loaded 4 of 4 matching reports.
Open the full vehicle complaint log (all categories)TL*- THE CONTACT STATED THAT WHILE DRIVING THE 2004 PORSCHE CAYENNE AT 35 MPH THE VEHICLE IN FRONT OF HER STOPPED ABRUPTLY AND SHE REAR ENDED THE VEHICLE. THE DRIVER'S SIDE AIR BAG DID NOT DEPLOY. THE CONTACT SUSTAINED CHEST AND NECK INJURIES , BUMPS AND BRUISES, AND WAS TRANSPORTED TO A HOSPITAL. TISCHER PORSCHE REQUESTED THAT THE CONTACT TAKE THE VEHICLE TO COLLISION WORKS, INC TO INVESTIGATE WHY THE AIR BAG DID NOT DEPLOY. TISCHER PORSCHE TOWED THE VEHICLE TO JEFF AT COLLISION WORKS, WHO DETERMINED THAT THE DRIVER'S SIDE AIR BAG DID NOT DEPLOY BECAUSE SHE WAS USING THE SET BELT. THE PASSENGER SIDE DID DEPLOY BECAUSE THERE WAS NO SEAT BELT IN USE. *AK UPDATED 2/22/2007 - PRIOR TO THIS ACCIDENT AT 4085 MILES THE VEHICLE'S AIR BAG LIGHT ILLUMINATED. THE DEALER INSTALLED SPEC ORDER AIR BAG AND RESOLDERED CONNECTION FOR SIDE AIR BAG. THE CONSUMER HEARD EXCESSIVE NOISE WHILE BRAKING. THE DEALER REPLACED THE BRAKE PADS. THE STEERING WHEEL VIBRATED AT HIGHWAY SPEEDS. THE DEALER RECOMMENDED REPLACING THE TIRES BECAUSE THEY WERE CHOPPED. *NM
THE CONSUMER'S 2004 PORSCHE CAYENNE WAS UNCONTROLLABLE WITH THE SLIGHTEST SNOWFALL. *NM WHEN THE CONSUMER APPROACHED AN INTERSECTION HE WAS UNABLE TO STOP AND CONSEQUENTLY HE HIT ANOTHER VEHICLE. THE MANUFACTURER HAS ACKNOWLEDGED THERE IS A PROBLEM WITH THE TIRES. THE CONSUMER ALSO STATED THE ABS WAS ERRATIC. *JB
THIS VEHICLE IS A PORSCHE CAYENNE WHICH IS NOT ON YOUR LIST OF VEHICLE MAKE. THIS VEHICLE WAS DELIVERED WITH DEFECTIVE BRAKES AND WIRING PROBLEMS. FACTORY AUTHORIZED DEALER AND SERVICE CO, THOROUGHBRED MOTORCARS, AND DISTRIBUTOR, PORSCHE CARS OF NORTH AMERICA HAVE FAILED TO ADDRESS OR CORRECT DEFECTS IN VEHICLE THAT EXISTED AT THE TIME OF DELIVERY OF THE VEHICLE. *AK THE REAR HATCH DID NOT OPEN FULLY UPON RELEASE OF THE LATCH, BRAKES PULLED TO THE RIGHT AND WOULD GET WORSE WHEN HOT OR WET, PARKING LIGHTS DID NOT FUNCTION PROPERLY, BRAKES GRABBED WITH LITTLE PRESSURE, WARNING ON HIGH BEAM, WARNING ON DIP BEAM, DIP BEAMS FLICKERED THEN WOULD SHUT OFF AND THE TRAILER LIGHTS DID NOT FUNCTION. *SC *JB
VEHICLE FAILED ON AT LEAST THREE OCCASIONS TO INITIATE ABS STEERING TO STAY IN LANE ON SNOW PACKED ROAD ON DOWNHILL GRADE. BRAKES INITIALLY GRABBED AND FOUR WHEEL DRIVE WOULD NOT REACT TO DRIVER INPUT TO OBTAIN STEERING CONTROL DURING PROLONGED SLIDE. VEHICLE WAS EQUIPPED AS SOLD WITHOUT MODIFICATIONS. *AK
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
NHTSA source checks for this vehicle year
Checks are recorded separately for each dataset, not for the whole page. Dates use UTC. A missing check date does not mean no records exist.
Vehicle import recorded: Apr 28, 2026. This is the stored import date, not confirmation that every source was successfully refreshed.