NHTSA owner reports · September 18, 2026 snapshot.
Engine complaints
125 reportsClear category filter50,000 miles · Aug 28, 2014
EngineExterior Lighting
TL* THE CONTACT OWNS A 2011 CHEVROLET IMPALA. THE CONTACT RECEIVED A RECALL NOTIFICATION FOR NHTSA CAMPAIGN NUMBER: 14V355000 (ELECTRICAL SYSTEM); HOWEVER, THE PARTS NEEDED FOR THE REPAIR HAD NOT YET BEEN MANUFACTURED. BOTH THE DEALER AND MANUFACTURER WERE MADE AWARE OF THE FAILURE. THE CONTACT HAD NOT EXPERIENCED THE FAILURE SP…
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TL* THE CONTACT OWNS A 2011 CHEVROLET IMPALA. THE CONTACT RECEIVED A RECALL NOTIFICATION FOR NHTSA CAMPAIGN NUMBER: 14V355000 (ELECTRICAL SYSTEM); HOWEVER, THE PARTS NEEDED FOR THE REPAIR HAD NOT YET BEEN MANUFACTURED. BOTH THE DEALER AND MANUFACTURER WERE MADE AWARE OF THE FAILURE. THE CONTACT HAD NOT EXPERIENCED THE FAILURE SPECIFIED IN THE RECALL; HOWEVER, THE VEHICLE HAD INTERMITTENT ISSUES WITH THE TURN SIGNAL INDICATORS AND THE ENGINE HOT/ AC OFF INDICATOR WOULD ILLUMINATE INTERMITTENTLY. THE VEHICLE WAS NOT REPAIRED. THE FAILURE MILEAGE WAS 50,000.
NHTSA ODI #10629148
69,000 miles · Aug 22, 2014
Engine
MY FAMILY AND I WERE TRAVELING FROM NEWARK, NJ FROM THE JULY 4TH HOLIDAY BACK HOME TO RALEIGH NC ON 95 SOUTH IN VIRGINIA AND GOING AT A SPEED OF 72MPH APPROX. AND THE CAR/ENGINE JUST TURNED OFF AT THAT RATE OF SPEED WITH 2 CHILDREN IN THE BACK SEAT OF THE VEHICLE. AFTER WE SAT ON THE SIDE OF THE ROAD FOR ABOUT 45MIN THE VEHICLE …
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MY FAMILY AND I WERE TRAVELING FROM NEWARK, NJ FROM THE JULY 4TH HOLIDAY BACK HOME TO RALEIGH NC ON 95 SOUTH IN VIRGINIA AND GOING AT A SPEED OF 72MPH APPROX. AND THE CAR/ENGINE JUST TURNED OFF AT THAT RATE OF SPEED WITH 2 CHILDREN IN THE BACK SEAT OF THE VEHICLE. AFTER WE SAT ON THE SIDE OF THE ROAD FOR ABOUT 45MIN THE VEHICLE PROCEEDED TO START AND WE MADE IT HOME TO NC. THE FOLLOWING BUSINESS DAY AFTER THE HOLIDAY I TOOK IT TO MY MECHANIC GIAO AUTO LOCATED ON CAPITAL BLVD IN RALEIGH NC AND HE COULD NOT DETERMINE WHY THE VEHICLE SHUT OFF THE WAY IT DID. SO I CONTINUED TO DRIVE JUST WITH PRECAUTION. I RECEIVED A LETTER ON 8/21/2014 REGARDING THE RECALL AND WAS LIVID BECAUSE THIS HAS HAPPENED TO MY FAMILY WHILE DRIVING ON THE INTERSTATE! I BELIEVE THAT THIS MAY HAPPEN TO MY FAMILY AGAIN AND DO NOT WANT TO RISK THIS, SO I WOULD LIKE TO KNOW WHAT CAN BE DONE TO ENSURE THAT MY CHILDREN HAVE A SAFE VEHICLE. *TR
NHTSA ODI #10627443
85,000 miles · Aug 21, 2014
Electrical SystemEngine
TL* THE CONTACT OWNS A 2011 CHEVROLET IMPALA. WHILE DRIVING 50 MPH, THE VEHICLE STALLED WITHOUT WARNING. THE VEHICLE WAS ABLE TO RESTART AFTER SEVERAL ATTEMPTS. THE FAILURE OCCURRED ON SEVERAL OCCASIONS. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE…
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TL* THE CONTACT OWNS A 2011 CHEVROLET IMPALA. WHILE DRIVING 50 MPH, THE VEHICLE STALLED WITHOUT WARNING. THE VEHICLE WAS ABLE TO RESTART AFTER SEVERAL ATTEMPTS. THE FAILURE OCCURRED ON SEVERAL OCCASIONS. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 85,000.
NHTSA ODI #10627033
50,000 miles · Aug 20, 2014
Air BagsEngineCrashInjury
TL* THE CONTACT OWNS A 2011 CHEVROLET IMPALA. WHILE THE BRAKES WERE APPLIED, ANOTHER VEHICLE CRASHED INTO THE REAR OF THE CONTACT'S VEHICLE. THE AIR BAGS FAILED TO DEPLOY. THE CONTACT SUSTAINED NECK, BACK, AND SHOULDER INJURIES THAT REQUIRED MEDICAL ATTENTION. A POLICE REPORT WAS FILED. THE VEHICLE WAS TAKEN TO AN INDEPENDENT ME…
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TL* THE CONTACT OWNS A 2011 CHEVROLET IMPALA. WHILE THE BRAKES WERE APPLIED, ANOTHER VEHICLE CRASHED INTO THE REAR OF THE CONTACT'S VEHICLE. THE AIR BAGS FAILED TO DEPLOY. THE CONTACT SUSTAINED NECK, BACK, AND SHOULDER INJURIES THAT REQUIRED MEDICAL ATTENTION. A POLICE REPORT WAS FILED. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC FOR REPAIRS. THE DRIVER AND REAR PASSENGER SIDE DOORS, SIDE PANEL, TRUNK, AND REAR BUMPER WERE REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 50,000. UPDATED 10/09/14*LJ THE CONSUMER STATED FUMES WOULD ENTER THE VEHICLE THROUGH THE VENTS. THE VEHICLE EXPERIENCED ROARING NOISES IN THE REAR ON THE HIGHWAY. UPDATED 3/26/2015 *JS
NHTSA ODI #10626591
39,900 miles · Aug 10, 2014
Electrical SystemEngine
THE CAR KEEPS RUNNING AFTER IT IS TURNED OFF. THE FAN ALSO KEEPS RUNNING, THEN THE NEXT MORNING THE CAR WOULDN'T START. THE AIR WON'T TURN DOWN AND SOMETIMES IT DOESN'T WORK AT ALL. THERE DOESN'T SEEM TO BE A DIFFERENCE BETWEEN AIR AND DEFROST. WHILE I AM DRIVING, THE LIGHT KEEP GETTING DIM, THEN BRIGHTER, THEN DIM, THEN BRIGHT.…
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THE CAR KEEPS RUNNING AFTER IT IS TURNED OFF. THE FAN ALSO KEEPS RUNNING, THEN THE NEXT MORNING THE CAR WOULDN'T START. THE AIR WON'T TURN DOWN AND SOMETIMES IT DOESN'T WORK AT ALL. THERE DOESN'T SEEM TO BE A DIFFERENCE BETWEEN AIR AND DEFROST. WHILE I AM DRIVING, THE LIGHT KEEP GETTING DIM, THEN BRIGHTER, THEN DIM, THEN BRIGHT. IT WAS THE NEXT MORNING THEN WHEN IT WOULDN'T START! SOMETIMES WHEN WE PUT THE KEY IN, WE COULDN'T GET IT OUT. WE HAD TO KEEP TRYING TO TURN IT ON AND OFF, THEN IT FINALLY LET US TAKE THE KEY OUT. *TR
NHTSA ODI #10621203
70,000 miles · Jul 30, 2014
EnginePower Train
THROTTLE CONTROL SHUT DOWN,ENGINE POWER REDUCED,CAR SHUT DOWN ON HIGHWAY WITHOUT WARNING. *TR
NHTSA ODI #10617768
72,180 miles · Jul 29, 2014
Electronic Stability Control (esc)Engine
WHILE I WAS DRIVING THE SERVICE STABILITY PACK AND TRACTION CONTROL LIGHT CAME ON AND IMMEDIATELY AFTER THE REDUCED ENGINE POWER CAME ON. THE CAR THEN JERKED, AND SHUT OFF WHILE I WAS STILL DRIVING, AND WOULDN'T START AGAIN UNTIL APPROXIMATELY 30 MINUTES LATER. THERE WERE NO WET NOR ROAD HAZARD CONDITIONS THAT WOULD HAVE CAUSED …
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WHILE I WAS DRIVING THE SERVICE STABILITY PACK AND TRACTION CONTROL LIGHT CAME ON AND IMMEDIATELY AFTER THE REDUCED ENGINE POWER CAME ON. THE CAR THEN JERKED, AND SHUT OFF WHILE I WAS STILL DRIVING, AND WOULDN'T START AGAIN UNTIL APPROXIMATELY 30 MINUTES LATER. THERE WERE NO WET NOR ROAD HAZARD CONDITIONS THAT WOULD HAVE CAUSED THIS TO HAPPEN. FURTHERMORE, I WAS DRIVING AT 60MPH WHEN THIS OCCURRED IN MODERATE TRAFFIC AND ALMOST GOT REAR ENDED. THIS IS A VERY UNSAFE ISSUE, AND I WAS TOLD THAT THE GAS PEDAL NEEDS TO BE REPLACED. SINCE THEN MY VEHICLE HAS DONE THIS SEVERAL TIMES. THIS ISSUES NEEDS TO BE RECALLED BECAUSE A LOT OF INDIVIDUALS HAVE COMPLAINED ABOUT HAVING THE SAME ISSUES WITH THE IMPALA. WHAT IS IT GOING TO TAKE AN INJURY OR FATALITY FOR A RECALL ON THESE VEHICLES. MOREOVER, ANY VEHICLE THAT SHUTS OFF WHILE DRIVING AT ANY SPEED BECAUSE OF AN ISSUES WITH THROTTLE BODY/GAS PEDAL NEEDS TO BE RECALLED BECAUSE THIS IS A MAJOR SAFETY ISSUE. *JS
NHTSA ODI #10617125
22,000 miles · Jul 23, 2014
EnginePower Train
PULLED INTO 35 MILE PER HOUR TRAFFIC AND LOST ENGINE POWER. WARNING LIGHTS AND MESSAGE FOR STABILTRAC, SERVICE TRACTION CONTROL AND REDUCED ENGINE POWER CAME ON. EXPERIENCED REDUCED ENGINE POWER WITH TRAFFIC APPROACHING FROM BEHIND. THIS HAPPENED WITH 22,000 MILES IN 7/2013. THE ENGINE CONTROL MODULE AND STABILIZER SHAFT LIN…
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PULLED INTO 35 MILE PER HOUR TRAFFIC AND LOST ENGINE POWER. WARNING LIGHTS AND MESSAGE FOR STABILTRAC, SERVICE TRACTION CONTROL AND REDUCED ENGINE POWER CAME ON. EXPERIENCED REDUCED ENGINE POWER WITH TRAFFIC APPROACHING FROM BEHIND. THIS HAPPENED WITH 22,000 MILES IN 7/2013. THE ENGINE CONTROL MODULE AND STABILIZER SHAFT LINK WERE REPLACED. THIS HAPPENED AGAIN 2/2014 WITH 26,000 MILES. THE THROTTLE BODY COVER AND SENSOR KIT WERE REPLACED. JUST TODAY, 7/23/2014, IT HAPPENED AGAIN WITH 30,000 MILES. EACH TIME IT HAS HAPPENED PULLING INTO 35 MILE PER HOUR TRAFFIC AND EXPERIENCED REDUCED POWER. *TR
NHTSA ODI #10615819
82,000 miles · Jul 14, 2014
Electronic Stability Control (esc)EnginePower Train
I WAS DRIVING DOWN I-74 OUTSIDE PEORIA IL AND THE STABILITRAC POWER REDUCED POPPED UP ON THE DASH AND 3 SECONDS LATER IT STATED THE ANTI-THEFT ENGAGED AND SHUT MY CAR OFF. I ALMOST GOT REAR ENDED BY MULTIPLE CARS ON THE INTERSTATE. I WAS IN THE LEFT LANE AND BARELY MADE IT TO THE SIDE OF THE ROAD. I EMAILED GM AND THEY HAVE NOT …
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I WAS DRIVING DOWN I-74 OUTSIDE PEORIA IL AND THE STABILITRAC POWER REDUCED POPPED UP ON THE DASH AND 3 SECONDS LATER IT STATED THE ANTI-THEFT ENGAGED AND SHUT MY CAR OFF. I ALMOST GOT REAR ENDED BY MULTIPLE CARS ON THE INTERSTATE. I WAS IN THE LEFT LANE AND BARELY MADE IT TO THE SIDE OF THE ROAD. I EMAILED GM AND THEY HAVE NOT GOTTEN BACK TO ME YET. I EMAILED THEM THE SAME DAY IT HAPPENED. *TR
NHTSA ODI #10610376
79,800 miles · Jun 28, 2014
Electronic Stability Control (esc)EngineVehicle Speed Control
THE SERVICE STABILITRAK, TRACTION CONTROL, AND REDUCED ENGINE POWER WARNINGS CAME ON AND THE CAR STARTED TO LOSE POWER GOING AROUND A CURVE. I TEMPORARILY LOST THE ABILITY TO ACCELERATE NEARLY CAUSING ME TO GET REAR ENDED BY A VEHICLE BEHIND ME. SINCE THE INCIDENT OCCURRED THE CAR HAS BEEN VERY SLUGGISH AND UNSAFE TO OPERATE. I …
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THE SERVICE STABILITRAK, TRACTION CONTROL, AND REDUCED ENGINE POWER WARNINGS CAME ON AND THE CAR STARTED TO LOSE POWER GOING AROUND A CURVE. I TEMPORARILY LOST THE ABILITY TO ACCELERATE NEARLY CAUSING ME TO GET REAR ENDED BY A VEHICLE BEHIND ME. SINCE THE INCIDENT OCCURRED THE CAR HAS BEEN VERY SLUGGISH AND UNSAFE TO OPERATE. I AM PLANNING TO GET THIS SERVICED ASAP. AFTER READING MANY FORUM POSTS ONLINE REGARDING THIS SAFETY ISSUE, I BELIEVE A RECALL SHOULD BE ISSUED. I WAS SHOCKED TO SEE HOW RAMPANT OF A PROBLEM THIS AND THAT IT IS USUALLY CAUSED BY A FAULTY THROTTLE BODY THAT ISN'T COVERED IN THE 100K MILE POWERTRAIN WARRANTY. MYSELF AND MANY OTHERS FROM WHAT I HAVE READ BELIEVE THIS TO BE A VERY DANGEROUS MALFUNCTION. IF THIS WERE TO HAPPEN AT HIGH SPEEDS ON THE HIGHWAY SOMEONE COULD VERY EASILY BE KILLED IF THEIR CAR LOSES POWER DUE TO THIS. *TR
NHTSA ODI #10606682