1990 Pontiac Grand Prix Problems
Owner-reported complaints filed with NHTSA, grouped by component
Data refreshed
What this page shows
Everything below is an owner-reported complaint submitted to NHTSA about the 1990 Pontiac Grand Prix, grouped by the component NHTSA recorded on the report. These are not confirmed defects, and they are not recalls. NHTSA does not verify most reports before publishing them, and a category with more reports in it is not evidence that a part is defective.
Complaints are reports submitted by owners and drivers to NHTSA. They are not verified and do not establish that a defect exists.
Reports by component
Ranked by how many owner reports name each component category
- Brakes10048.1%
- Body & structure2512.0%
- Engine178.2%
- Suspension136.3%
- Electrical125.8%
- Steering115.3%
- Interior & seats62.9%
- Exterior lighting52.4%
- Transmission41.9%
- Other / unspecified41.9%
- Seat belts41.9%
- Driver assistance31.4%
- Powertrain (other)10.5%
- Airbags10.5%
- Fuel system10.5%
- Heating & air conditioning10.5%
Percentages are of component mentions. A single complaint can name more than one component, so these do not sum to the total complaint count.
Each component in detail
What the reports in each category say, in the owners' own words
Brakes
Reports naming service brakes, the antilock braking system, brake hoses, master cylinders or the parking brake.
From owner reports, verbatim
WHEN THE BRAKES WERE APPLIED, THE PEDAL TRAVELED TO THE FLOOR. *JB
VEHICLE'S REAR BRAKES WERE INOPERATIVE. RUST ACCUMULATED ON THE SURFACE OF THE BRAKES. AS A RESULT THE ROTORS AND PADS DID NOT COME IN CONTACT. *NLM
Body & structure
Reports naming the vehicle structure, frame, body panels, doors, hood and trim.
From owner reports, verbatim
REAR SUBFRAME RETAINERS RUSTED OUT CAUSING ENGINE/TRANSAXLE TO DROP AND STEERING SHAFT TO SEPARATE CAUSING LOSS OF CONTROL WHERE THE VEHICLE ENDED UP IN THE ON COMING LANE OF TRAFFIC. THE RETAINERS HAVE BEEN REPLACED AT LEAST ONCE BEFORE. REPLACEMENT PARTS HAVE THE SAME DEFECT AS THE ORIGINAL PARTS. I DON'T BELIEVE THAT IS A SOLUTION. ONE GM DEALER (DON MILLER IN MADISON) DENIED ANY KNOWLEDGE OF A RECALL. ANOTHER GM DEALER SAID GM WILL OFFER A COUPLE HUNDRED DOLLARS AND TAKE THE CAR, BUT THERE IS NO REPAIR OPTION. YOUR PERSON I SPOKE WITH AT THE (888) PHONE NUMBER DIRECTED BE TO A GM (800) NUMBER WHO COULD NOT FIND ANY INFORMATION EVEN THOUGH I GAVE THEM THE RECALL NUMBER. IN ADDITION TO THE BOLTS AND RETAINERS THAT ARE "COVERED", THE RUBBER CUSHIONS AND TOP RETAINERS WERE UNABLE TO BE FOUND AND WILL REQUIRE REPLACEMENT. I HAVE ORDERED THE PARTS AT A COST OF ABOUT $110 AND A $60 TOW BILL PLUS ANY LABOR CHARGE I INCUR. LOOKING OVER THE NUMBER OF THESE FAILURES ON YOUR SITE, IT IS AMAZING TO ME THAT NO ACCIDENTS HAVE RESULTED THAT HAVE BEEN REPORTED. I WONDER HOW MANY HAVE OCCURRED AND THE CAUSE WAS NOT DISCOVERED. IT SEEMS TO ME THAT THE RECALL SHOULD BE CONTINUED TO INSPECT VEHICLES THAT HAVE BEEN "REPAIRED" WITH THE SAME DEFECTIVE PARTS. *TR
RECALL CAMPAIGN, HAVING SOME PROBLEMS WITH RECALLS NEVER RECEIVED. *BF THE REAR CRADLE BOLTS PULLED THROUGH THE RETAINERS DUE TO CORROSION. RECALL# 00V189000. *SC *JB
Engine
Reports naming the engine itself — including stalling, misfires, oil consumption, cooling and internal engine components.
From owner reports, verbatim
CAR WOULD GET HORRID GAS MILEAGE, OCCASIONALLY STALL, EXHAUST SMELL UNDER HOOD, BLACK EXHAUST. THE CROSSOVER PIPE FROM EACH EXHAUST MANIFOLD HAS A COMMON CRACKING ON THE BELLOWS AND MUST BE REPLACED, THEY RUN $2500 FROM GM WHICH JUST CRACK AGAIN, OR $425 FOR JEFF M ONE THAT DOESN'T CRACK. THE PIPE CRACKS CAUSE FRESH AIR TO ENTER THE EXHAUST AND THE OXYGEN SENSOR THINKS THE CARS RUNNING RICH, CAUSING HORRIBLE GAS MILEAGE, OIL CONTAMINATION, AND STALLING. THE EXTRA HEAT FROM THE CAR RUNNING RICH CRACKS THE TURBO HOUSING. *NM
WHILE DRIVING THE ENGINE FELL. THE VEHICLE WAS TOWED TO THE DEALER WHERE IT WAS DETERMINED THAT THE RETAINER CRADLE BROKE. CONSUMER NEVER RECEIVED A RECALL NOTICE. *NM *MR
Suspension
Reports naming suspension components — springs, struts, shocks, control arms and related hardware.
From owner reports, verbatim
DT*: THE CONTACT STATED WHILE DRIVING 40MPH THE LEFT REAR WHEEL STEERED 45 DEGREES TO THE SIDE AND THE VEHICLE WENT OUT OF CONTROL. THE VEHICLE COLLIDED HEAD ON WITH A TREE. THE DRIVER WAS WEARING A SEAT BELT, BUT SUSTAINED INJURIES. THE POLICE TOOK A REPORT AT THE SCENE. THE VEHICLE WAS TOWED TO A JUNK YARD AND INSPECTED BY THE MANUFACTURER, WHO PROVIDED NO CLEAR DETERMINATION AS TO WHAT CAUSED THE ACCIDENT. AN ENGINEER INSPECTED THE VEHICLE AND DETERMINED THE TRAILING ARM FAILED AND CAUSED THE ACCIDENT.
WHILE DRIVING AT ANY SPEED AND HITTING A BUMP STEERING COLUMN WILL PULL TO RIGHT OR LEFT. CAUSE UNKNOWN. DEALER NOTIFIED.*AK
Electrical
Reports naming the electrical system — wiring, battery, charging, control modules, infotainment and electrical accessories.
From owner reports, verbatim
IF YOU USE THE TURN SIGNAL, THE STEERING WHEEL WILL START SMOKING. TOOK VEHICLE TO DEALER AND DEALER DIDN'T WANT TO FIX IT. TURN SIGNALS STILL WORKED WHEN APPLIED. *NM
THE TURN SIGNAL PROBLEM INVOLVED SMOKE COMING FROM THE STEERING COLUMN, SIGNALS DO NOT WORK ALL THE TIME. THE SMOKE WOULD STOP, THE AFTER SEVERAL DAYS START AGAIN. NOW THE TURN LIGHTS DO NOT ALWAYS WORK. THE PROBLEM WITH THE FRONT RIGHT BALL JOINT HAS REQUIRED REPLACING THE BALL 4 TIMES, DUE TO THE BALL BREAKING OFF AT THE POINT WHERE THE BALL IS ATTACHED TO THE THREADED PART. AT THE PRESENT, THE CAR STALLS MOST OF THE TIME WHEN SLOWING DOWN. AT A STOP IT STALLS AND REQURIRES HOLDING THE ACCELERATOR TO KEEP RPM AT AROUND 1000 TO PREVENT STALLING. AUTO WAS AT A QUALIFIED SHOP FOR DIAGNOSIS AND REPAIR. THEY WERE UNABLE TO STOP THE PROBLEM. THEY FELT THEY HAD TRIED EVERY AVENUE POSSIBLE, INCLUDING: CLEANING THROTTLE BODY AND IAC MOTOR, CHANGING MAP SENSOR AND IAC VALVE, CHECKED PROM UPDATE AND PROM, WHICH WAS NOT DEFECTIVE. CODES WERE 35, 44, 45 WERE STORED. CAR STALLS INTERMITTENTLY. RADIO HAS STATIC, CHECK GAGES LIGHT COMES ON AND TURNS OFF. ENGINE SURGES. SEVERAL MECHANICS HAVE RUN DIAGNOSTICS AND NO SOLUTION! WE ARE TIRED OF SPENDING MONEY ON IT!
Steering
Reports naming the steering system — racks, columns, power-steering assist and steering linkage.
From owner reports, verbatim
REAR SUBFRAME RETAINERS RUSTED OUT CAUSING ENGINE/TRANSAXLE TO DROP AND STEERING SHAFT TO SEPARATE CAUSING LOSS OF CONTROL WHERE THE VEHICLE ENDED UP IN THE ON COMING LANE OF TRAFFIC. THE RETAINERS HAVE BEEN REPLACED AT LEAST ONCE BEFORE. REPLACEMENT PARTS HAVE THE SAME DEFECT AS THE ORIGINAL PARTS. I DON'T BELIEVE THAT IS A SOLUTION. ONE GM DEALER (DON MILLER IN MADISON) DENIED ANY KNOWLEDGE OF A RECALL. ANOTHER GM DEALER SAID GM WILL OFFER A COUPLE HUNDRED DOLLARS AND TAKE THE CAR, BUT THERE IS NO REPAIR OPTION. YOUR PERSON I SPOKE WITH AT THE (888) PHONE NUMBER DIRECTED BE TO A GM (800) NUMBER WHO COULD NOT FIND ANY INFORMATION EVEN THOUGH I GAVE THEM THE RECALL NUMBER. IN ADDITION TO THE BOLTS AND RETAINERS THAT ARE "COVERED", THE RUBBER CUSHIONS AND TOP RETAINERS WERE UNABLE TO BE FOUND AND WILL REQUIRE REPLACEMENT. I HAVE ORDERED THE PARTS AT A COST OF ABOUT $110 AND A $60 TOW BILL PLUS ANY LABOR CHARGE I INCUR. LOOKING OVER THE NUMBER OF THESE FAILURES ON YOUR SITE, IT IS AMAZING TO ME THAT NO ACCIDENTS HAVE RESULTED THAT HAVE BEEN REPORTED. I WONDER HOW MANY HAVE OCCURRED AND THE CAUSE WAS NOT DISCOVERED. IT SEEMS TO ME THAT THE RECALL SHOULD BE CONTINUED TO INSPECT VEHICLES THAT HAVE BEEN "REPAIRED" WITH THE SAME DEFECTIVE PARTS. *TR
CONSUMER HAD RECALL (00V-189) REPAIR COMPLETED, HOWEVER ADDITIONAL DAMAGE TO THE POWER STEERING SYSTEM DUE TO RECALL RELATED FAILURE. *MJS
Interior & seats
Reports naming seats, latches, locks, linkages and interior fittings.
From owner reports, verbatim
THERE HAVE BEEN MANY BRAKE FAILURES SINCE OWNING THIS VEHICLE, INCLUDING ONE COMPLETE WHEN ON ROAD. THE FIRE IN STEERING COLUMN STOPPED, THEN HAPPENED SEVERAL TIMES LATER. WHAT HAS BEEN DONE ABOUT BRAKES AND IGNITION/STEERING FIRES IN THIS VEHICLE. THERE ARE "SISTER" MODELS OF BUICK AND OLDS WHICH HAVE THE SAME PROBLEMS. PLEASE RESPOND. *AK
HEAD LAMPS COME ON BY THEMSELVES. ALSO COURTESY LAMPS INOPERATIVE/REPLACED INSTRUMENT CLUSTER TWICE.
Too few reports in this category for a page of its own — they appear in the full complaint list.
Exterior lighting
Reports naming headlights, tail lights, turn signals and other exterior lighting.
From owner reports, verbatim
I CAN BE DRIVING DOWN THE ROAD AND MY HEADLIGHTS WILL GO OUT FOR NO REASON, IN THE OWNERS MANUAL IT SHOWS THIS PROBLEM SO THY MUST HAVE KNOWN IT WHEN IT WAS MANUFACTURED.....HELP, WHEN I BOUGHT THE VEHICLE THEY SAID THERE WAS NOTHING WRONG WITH IT, AND THEY EVEN ADVERTISE A WARRANTY BUT WHEN I APPROACHED THEM ABOUT IT, THEY SAID IT WAS SOLD AS IS..THE LABOR RATE TO HAVE IT LOOKED AT IS TOO GREAT....IF U COULD CONTACT ME I COULD GO INTO THE DETAILS FURTHER..THANK YOU. *AK
PLASTIC HEADLAMP LENSES BECOME EXTREMELY DULL, CLOUDY, AND YELLOWED ON THE OUTSIDE, GREATLY REDUCING HEADLIGHT EFFECTIVENESS. I HAVE SPOKEN WITH MANY OTHER GRAND PRIX OWNERS, AND THIS IS A VERY COMMON PROBLEM WITH THE PLASTIC HEADLAMPS. EUROPEAN COUNTRIES DO NOT ALLOW PLASTIC HEADLAMP LENSES FOR GOOD REASON. *AK
Too few reports in this category for a page of its own — they appear in the full complaint list.
Transmission
Reports naming the automatic or manual transmission, including shifting behaviour, shudder, slipping and transmission control modules.
From owner reports, verbatim
CONSUMER STATES VEHICLE IS SHAKING IN THE FRONT AND NOT SHIFTING PROPERLY. *JB CONSUMER STATED THAT THE DRIVE TRAIN WAS SLIPPING. ALSO THE FRONT CONTROL ARM FAILED. *YH
TRANSMISSION FAILING BECAUSE OF METAL SLUDGE AND COPPER SHAVINGS IN THE PAN. NLM
Too few reports in this category for a page of its own — they appear in the full complaint list.
Other / unspecified
Reports whose component NHTSA recorded as unknown, or that do not map to one of the categories above.
From owner reports, verbatim
ON THREE OCCASIONS THE WHEELS CRACKED CAUSING LOSS OF CONTROL, RECALL (94V014000), HOWEVER VEHICLE DENIED DUE TO VIN #. *YC
CONSUMER WAS TRYING THE USED THE JACKS AND JACK FELL APART, PURCHASE CAR NEW WITH JACK. PLEASE DESCRIBE . *AK
Too few reports in this category for a page of its own — they appear in the full complaint list.
Seat belts
Reports naming seat belts, buckles, retractors and pretensioners.
From owner reports, verbatim
CONSUMER WAS AT A STOP SIGN AND WAS REARENDED. DRIVER'S AND PASSENGER'S SIDE SEATBELTS STAYED LOOSE AND DID NOT LOCK, CAUSING INJURIES TO NECK AND BACK. *AK
VEHICLE SUDDENLY ACCELERATED CAUSING MULTIPLE ACCIDENTS AND INJURY TO OCCUPANTS.
Too few reports in this category for a page of its own — they appear in the full complaint list.
Driver assistance
Reports naming forward-collision avoidance, lane keeping, back-over prevention, cruise control and related electronic driver-assistance systems.
From owner reports, verbatim
WHILE DRIVING AND PULLING INTO THE DRIVEWAY THE VEHICLE WAS STILL RUNNING. PUT IN PARK, THEN AGAIN PUT THE VEHICLE IN DRIVE AND TOUCHED THE GAS PEDAL A LITTLE, AND THE VEHICLE TOOK OFF. WENT RIGHT INTO THE GARAGE DOOR. THERE WAS A CLOSED INVESTIGATION FOR STICKING THROTTLE, EA92-024. *AK
ACCELERATOR WENT TO THE FLOOR ON ITS OWN. OWNER APPLIED THE BRAKES , THE PEDAL RESISTED AND BECAME HARD, CAUSING THE VEHICLE TO COLLIDE. THE DEALER HAS NOT BEEN NOTIFIED. *AK
Too few reports in this category for a page of its own — they appear in the full complaint list.
Powertrain (other)
Powertrain reports that are not specifically the engine or transmission — driveshafts, axles, transfer cases and differentials.
From owner reports, verbatim
EMERGENCY BRAKE CABLE BROKE 1994; BALL JOINTS BROKE ONCEON STREET; BRAKES WENT OUT COMPLETELY ONCE ON STREET;; REAR MAIN SEAL OUT; COMPLETE REBUILT FRONT END, 1999; SMOKING IN STEERING IS INTERMITTENT. *AK
Too few reports in this category for a page of its own — they appear in the full complaint list.
Airbags
Reports naming the air-bag system — deployment behaviour, inflators, sensors and warning lights.
From owner reports, verbatim
WHILE DRIVING 30MPH HIT A TREE AND FRONT WAS IN A V SHAPE AFTER ACCIDENT. AIR BAGS DID NOT DEPLOY. RADIATOR AND HOOD WERE NO GOOD. *AK THE BUMPER WAS SPLIT IN HALF AND THE HOOD BUCKLED IN A 45 DEGREE ANGLE. *YH
Too few reports in this category for a page of its own — they appear in the full complaint list.
Fuel system
Reports naming fuel storage or delivery — tanks, pumps, lines, injectors and fuel leaks.
From owner reports, verbatim
FUEL INJECTORS FAILED.
Too few reports in this category for a page of its own — they appear in the full complaint list.
Heating & air conditioning
Reports naming the heating, ventilation and air-conditioning system.
From owner reports, verbatim
WANT I REALLY WANT TO KNOW IS IF MY CAR WAS IN A CAR CRASH-BECAUSE THERE HAS BEEN A LOT OF THINGS WRONG WITH IT. NO SAFETY DEFECT LISTED IN SUMMARY. *AK
Too few reports in this category for a page of its own — they appear in the full complaint list.
Higher-selling and older vehicles accumulate more reports. Counts are not failure rates and are not directly comparable between vehicles that sold in very different numbers.
Elsewhere on this vehicle
Data sources
- NHTSA Office of Defects Investigation — owner-reported complaints and the components recorded on them
Data on this page last refreshed .