Problems · by component
2006 Pontiac Grand Prix engine problems
32 owner complaints to NHTSA about the 2006 Pontiac Grand Prix cite engine, 13% of all 239 complaints for this model year.
Complaints
32
13% of all complaints
Crashes
1
Reported by owners
Fires
7
Reported by owners
Injuries
1
Reported by owners
What owners say about the engine
Verbatim from NHTSA complaints, newest first
“MY CAR STARTED ON FIRE WHILE ON A CITY ROAD BECAUSE OF THE POWER STEERING PUMP PULLEY COMPLETELY SPRUNG OFF SERPENTINE BELT MELTED COOLANT RESERVOIR MELTED FUSE BOX BE MELTED FROM THE FIRE HOW MANY OTHER THINGS SOMETHING TO DO WITH THE POWER STEERING PUMP LEAKING FLUID AND HITTING MY EXHAUST CAUSING A FIRE IN MY CAR”
“BAD ENGINE HAD WHILE DRIVING ALMOST CAUSED AN ACCIDENT BAD KNOCKING NOISE WITHIN THE MOTOR DO TO FAULTY PARTS MECHANIC SAYS A PART FAILED WHILE DRIVING CAR STARTS BUT HAS BAD NOISE WITHIN THE ENGINE AND NOW VEHICLE IS RENDERED USELESS.”
“TL* THE CONTACT OWNS A 2006 PONTIAC GRAND PRIX. THE CONTACT STATED THAT WHILE DRIVING VARIOUS SPEEDS, THE VEHICLE STALLED UPON DEPRESSING THE BRAKE PEDAL WITH THE CHECK ENGINE WARNING LIGHT ILLUMINATED. THE CONTACT RESTARTED THE VEHICLE. NEITHER THE MANUFACTURER NOR THE DEALER WERE NOTIFIED OF THE FAILURE. THE VEHICLE WAS NOT REPAIRED. THE FAILURE MILEAGE WAS APPROXIMATELY 95,000.”
“TL* THE CONTACT OWNS A 2006 PONTIAC GRAND PRIX. THE CONTACT STATED THAT THE VEHICLE ENGINE CAUGHT FIRE. THE VEHICLE WAS PARKED AND UNOCCUPIED. THE CONTACT WAS ABLE TO USE A FIRE EXTINGUISHER TO EXTINGUISH THE FIRE. THE CONTACT STATED THAT THE FIRE DEPARTMENT OR POLICE WAS NOT CONTACTED. THE VEHICLE WAS NOT TOWED. THE INSURANCE COMPANY WAS CONTACTED. THE VEHICLE WAS NOT REPAIRED. THE FAILURE MILEAGE WAS NOT AVAILABLE.”
“ENGINE DIES ABRUPTLY WITHOUT WARNING AT ANY SPEED LEAVING THE DRIVER WITHOUT BRAKES OR POWER STEERING; VERY DANGEROUS DOWN HILL, ON CURVES, CHANGING LANES, AT SIGNALS, AT STOPS, DURING T;URNS, ETC.”
“TL* THE CONTACT OWNS A 2006 PONTIAC GRAND PRIX. WHILE DRIVING AT HIGHWAY SPEEDS, THERE WAS A DRASTIC REDUCTION IN SPEED, THE REDUCED ENGINE POWER INDICATOR FLASHED, AND THE VEHICLE WOULD NOT EXCEED 30 MPH. THE VEHICLE WAS EXTREMELY DIFFICULT TO MANEUVER WHEN THE FAILURES OCCURRED. THE DEALER WAS NOT NOTIFIED. AN INDEPENDENT MECHANIC DIAGNOSED THAT THERE WERE 14 DIAGNOSTIC TROUBLE CODES AND STATED THAT FURTHER DIAGNOSTIC TESTING WAS REQUIRED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOT CONTACTED AND HAD NOT ISSUED A RECALL CAMPAIGN. THE FAILURE MILEAGE WAS NOT AVAILABLE.”
Showing 6 of 32 reports. Read every report on NHTSA.gov.
Data from NHTSA Complaints API (owner reports, unverified) · synced Nov 10, 2026NHTSA vehicle page
Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.