Problems · by component
2007 Pontiac Grand Prix engine problems
28 owner complaints to NHTSA about the 2007 Pontiac Grand Prix cite engine, 13% of all 220 complaints for this model year.
Complaints
28
13% of all complaints
Crashes
1
Reported by owners
Fires
6
Reported by owners
Injuries
1
Reported by owners
What owners say about the engine
Verbatim from NHTSA complaints, newest first
“On March 27th, 2023, the car was parked and off for only approximately 5 minutes when the engine caught fire. The engine and vehicle is a complete loss. A claim has been filed with Farm Bureau insurance. There were no engine warning lights, smells, or smoke during or after driving, until the 5 minutes passed when the car was turned off. I did not locate any engine recalls due to fire for a 2007 Grand Prix. I noticed earlier models recalled due to potential fire.”
“The TRANSMISSION NEEDS TO BE RECALLED ITS GOING TO CAUSE A DEADLY ACCIDENT WHILE IN DRIVE LEAVING A STOP LIGHT A CAR NEARLY SLAMMED INTO ME FROM BEHIND WHEN LIGHT CHANGED CAR HAD NO POWER TO GO. ON HIGHWAY IT DOES A SUDDEN HARD JERK WITH LOSS OF POWER SHIFTING INTO NXT GEAR.”
“I HAVE SAME PROBLEM AS OTHERS. HAVE BEEN ABLE TO START CAR SOMETIMES BY PUTTING IT IN NEUTRAL. SEVERAL YEARS AGO I LEFT THE CAR WITH OUR SON TO SEE IF HE COULD FIGURE OUT THE PROBLEM BECAUSE MY WIFE QUIT DRIVING THE CAR AFTER BEING STRANDED A FEW TIMES. WHEN USING BLINKERS THE HIGH BEAM WOULD COME ON. IT HAS A ROARING SOUND LIKE A WHEEL BEARING GOING OUT.THE KEY FOB DOESN'T WORK. I'VE BEEN TOLD THE BCM BODY CONTROL MODULE COULD BE CAUSING PROBLEMS. HAD ESTIMATE OF $500 TO REPLACE AND PROGRAM NEW BCM.. WE HAVE TOWED CAR HOME AFTER GOING TO STORE. I USED TO DRIVE OTR SO WE GOT A SECOND VEHICLE TO DRIVE. AFTER READING OTHER POSTS ON THIS CAR 4/4/2021 I DON'T THINK I WANT TO PUT MORE MONEY INTO IT. ESPECIALLY WHEN I'VE READ GM TECHS CAN'T FIX THE PROBLEMS.. ONCE THE VACUUM LINE TO BRAKE BOOSTER CAME OFF WHEN MY WIFE WAS GOING DOWN HILL. I PUT THE LINE BACK ON, IT HASN'T DONE THAT AGAIN. WE HAVE NOT DRIVEN THE CAR OUT OF TOWN FOR FEAR OF IT BREAKING DOWN. AND SHOPS NOT BEING ABLE TO TELL US WHAT IS WRONG WITH IT.. I TIED A CABLE ON TRUNK RELEASE SO I CAN OPEN TRUNK. . WE DID LOVE THE CAR WHEN IT WAS RUNNING. HAS 193,000K AT THIS TIME. HAS STALLED/QUIT ON CITY…”
“I HAVE A SECONDARY AIR ISSUE THAT WE CAN'T SEEM TO GET FIXED, EVEN WITH ALL THE PARTS WE HAVE REPLACED. ALSO AT NIGHT EVERY TIME I USE MY BLINKER THE HIGH BEAMS COME ON AND WON'T TURN OFF. THE ISSUE IS WHEN IM DRIVING AT NIGHT IT SEEMS TO HAPPEN WHEN MY BLINKER CLICKS BACK INTO PLACE.”
“MY "REDUCED ENGINE POWER" LIGHT CAME ON. USED A SNAP ON $5000 SCANNER. CODES SAY GAS PEDAL SENSOR. CHANGED THAT PROBLEM STILL EXISTS. CLEANED THROTTLE CASE. CAR STALLS AND I HAVE TO PRESS GAS PEDAL TO THE FLOOR TO GET IT TO 20 MILES AN HOUR. THERE ARE SO MANY BLOGS ON THIS PROBLEM ITS UNBELIEVABLE. I JUST HAD THE RECALLS FIXED ON THE IGNITION AND HEAD LIGHTS. NOW THIS ISSUE. PLEASE HELP. IM SINGLE, HOMELESS, AND UNEMPLOYED. THIS IS THE LAST THING I NEED RIGHT NOW.”
“TL* THE CONTACT OWNS A 2007 PONTIAC GRAND PRIX. THE CONTACT STATED THAT THE IGNITION WOULD SHUT DOWN WHILE DRIVING. THE FAILURE OCCURRED AT ANY SPEED WITHOUT WARNING. WHILE THE CONTACT'S SON WAS ENTERING A FREEWAY RAMP, THE VEHICLE DECELERATED AND LOST POWER. THE VEHICLE HAD TO BE PLACED IN NEUTRAL BEFORE THE POWER STEERING SEIZED. WHEN THE VEHICLE WAS TURNED OFF AND RESTARTED, IT WAS ABLE TO BE DRIVEN HOME SAFELY. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER AND DEALER WERE NOT MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS 206,000.”
Showing 6 of 28 reports. Read every report on NHTSA.gov.
Data from NHTSA Complaints API (owner reports, unverified) · synced Oct 27, 2026NHTSA vehicle page
Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.