There are 4 owner-reported speed control & cruise complaints for the 2002 Pontiac Grand Prixin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
TL*THE CONTACT OWNS A 2002 PONTIAC GRAND PRIX. WHILE PARKING THE VEHICLE IT ACCELERATED ON ITS OWN. THE CONTACT APPLIED EXTREME FORCE TO THE BRAKES WHEN THEY DID NOT STOP THE VEHICLE FROM ACCELERATING. THE VEHICLE CRASHED INTO A POST AND DAMAGED THE FRONT END ON THE PASSENGER SIDE. THE VEHICLE WAS TOWED TO AN AUTO REPAIR SHOP. A POLICE REPORT WAS FILED. THERE HAVE BEEN NO DIAGNOSTIC TEST OR REPAIRS. THE FAILURE AND THE CURRENT MILEAGES WERE 60000.
DT*: THE CONTACT STATED THE SPEEDOMETER FAILED AND WHILE MAKING RIGHT TURNS THERE WAS A CLICKING NOISE THAT SEEMED TO BE COMING FROM THE FRONT PASSENGER WHEEL. THIS OCCURRED WHILE DRIVING AT VARIOUS SPEEDS. THE SPEEDOMETER WAS ALWAYS STUCK ON ZERO AND THE MILEAGE OF THE VEHICLE BECAME UNREADABLE. THE SPEEDOMETER HAS BEEN REPLACED THREE TIMES BY A LOCAL DEALERSHIP, HOWEVER THE PROBLEM STILL OCCURS. THE DEALERSHIP WAS UNABLE TO DUPLICATE THE PROBLEM WITH THE SPEEDOMETER AND DETERMINED THE FRONT PASSENGER WHEEL BEARING NEEDED TO BE REPLACED. THE MANUFACTURER HAS NOT BEEN ALERTED.
WHILE PARKING IN A PARKING SPACE VEHICLE SUDDENLY ACCELERATED WHEN SHIFTING FROM PARK INTO DRIVE, COLLIDED AND SUBMERGED COMPLETELY INTO A POND. DRIVER WAS RESCUED BY THE FIRE DEPARTMENT.*AK
WHILE DRIVING AT ANY SPEED SPEEDOMETER INTERMITTENTLY DID NOT WORK. VEHICLE HAD BEEN TO THE DEALER FOUR TIMES CONCERNING THIS PROBLEM. DEALER DID NOT DO ANYTHING ABOUT THE PROBLEM BECAUSE THEY COULD NOT DUPLICATE THE PROBLEM. *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.
Data synced from NHTSA on Apr 25, 2026