NHTSA owner reports · September 18, 2026 snapshot.
Engine complaints
134 reportsClear category filter99,320 miles · May 20, 2013
EngineVehicle Speed Control
ON FRIDAY 5/17/2013 I WAS DRIVING HOME FROM WORK AS I USUALLY DO AND I MADE A STOP AT A RED LIGHT. WHEN THE LIGHT TURNED GREEN AND I STEPPED ON THE GAS TO DRIVE, I FELT THE CAR JERK AND THEN THE ENGINE LIGHT CAME ON AND A MESSAGE POPPED UP AND SAID ENGINE POWER REDUCED. THE CAR STRUGGLED TO ACCELERATE OFTEN FEELING LIKE IT WAS G…
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ON FRIDAY 5/17/2013 I WAS DRIVING HOME FROM WORK AS I USUALLY DO AND I MADE A STOP AT A RED LIGHT. WHEN THE LIGHT TURNED GREEN AND I STEPPED ON THE GAS TO DRIVE, I FELT THE CAR JERK AND THEN THE ENGINE LIGHT CAME ON AND A MESSAGE POPPED UP AND SAID ENGINE POWER REDUCED. THE CAR STRUGGLED TO ACCELERATE OFTEN FEELING LIKE IT WAS GOING TO CUT OFF. I WAS ABLE TO MAKE IT TO A PARKING LOT WHERE I FELT SAFE IN SEE THE CAR BROKE DOWN AND I TURNED THE CAR OFF AN SAT THERE FOR ABOUT 10 MIN AND RESTARTED THE CAR. I WAS ABLE TO MAKE IT HOME BY TAKING THE HIGHWAY SINCE THAT IS THE ONLY WAY I CAN MAKE IT HOME. WHEN I GOT HOME THE LIGHT TURNED OFF AND I DROVE THE CAR AGAIN AND IT APPEARS TO BE DRIVING NORMAL. THEN AGAIN TODAY 5/19/2013, THE SAME THING HAPPENED BUT THIS TIME THE ENGINE LIGHT DID NOT SHUT OFF. I HAVE NO CHOICE BUT TO TAKE THE HIGHWAY HOME AND THE CAR WAS VERY DANGEROUS TO DRIVE BECAUSE IT DOES NOT ACCELERATE THE WAY IT SHOULD. HIS POSES AS A DANGER TO MY LIFE AS WELL AS OTHERS. AFTER FURTHER RESEARCH ONLINE I DISCOVERS THAT MANY PEOPLE WITH CHEVY IMPALAS HAVE REPORTED AND COMPLAINED OUT THE SAME ISSUE THAT IT CAN POSSIBLY BE A SENSOR IN THE GAS PEDAL WHICH APPARENTLY ISN'T COVERED UNDER THE WARRANTY AND ITS COSTLY CONSUMERS HUNDREDS OF DOLLARS TO CORRECT. THIS VEHICLE DEFINITELY NEEDS TO BE RECALLED AS IT IS A SAFETY THREAT. *TR
NHTSA ODI #10512755
Mileage unknown · May 14, 2013
Engine
I WAS DRIVING MY SALES ROUTE AND OVER A FEW DAYS TIME, MY CAR WOULD HAVE THE ENGINE PICTURE LIT AND A MESSAGE OF REDUCED POWER WOULD APPEAR AND I COULD NOT DRIVE ANY FASTER THAN 50 AND MY FOOT WAS TO THE FLOORBOARD. THIS WAS VERY SCARY IN THAT IF YOU ARE ON THE HIGHWAY THE CARS BEHIND YOU DO NOT KNOW YOU ARE HAVING A PROBLEM BEF…
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I WAS DRIVING MY SALES ROUTE AND OVER A FEW DAYS TIME, MY CAR WOULD HAVE THE ENGINE PICTURE LIT AND A MESSAGE OF REDUCED POWER WOULD APPEAR AND I COULD NOT DRIVE ANY FASTER THAN 50 AND MY FOOT WAS TO THE FLOORBOARD. THIS WAS VERY SCARY IN THAT IF YOU ARE ON THE HIGHWAY THE CARS BEHIND YOU DO NOT KNOW YOU ARE HAVING A PROBLEM BEFORE YOU ARE ABLE TO EXIT OFF. EVEN STARTING FROM A STOP LIGHT IS DANGEROUS BECAUSE YOU CAN'T GET YOUR SPEED UP VERY FAST. THERE WERE A FEW TIMES WHERE THE CAR LOST TOTAL POWER AND I HAD TO COAST OVER TO THE SIDE OF THE ROAD. AFTER LETTING THE CAR SIT FOR A FEW MINUTES, IT STARTED AGAIN BUT STILL HAD THE ENGINE ICON LIT AND HE SAME MESSAGE APPEARED. I DID HAVE A PART REPLACED AT MY EXPENSE OF $200+ AND FOR A VERY SHORT TIME IT DID FIX THE PROBLEM BUT THEN VERY SHORTLY IT STARTED DOING IT AGAIN. I WAS LAID OFF MY JOB SO WAS NOT DOING THE ROUTE SALES ANY LONGER AND WAS USING THE CAR JUST FOR PERSONAL RUNNING SO DIDN'T PAY TO MUCH ATTENTION TO GETTING IT LOOKED AT AND MY WIFE HAD HER CAR TO USE FOR TRIPS. IT RECENTLY HAS BEEN TO WHERE THE LIGHT AND MESSAGE WILL NOT GO OFF AND IT IS CONSTANTLY IN THE REDUCED POWER MADE. THIS IS A VERY DANGEROUS SITUATION AND DUE TO THE NUMBER OF COMPLAINTS THIS MUST BE TAKEN CARE OF. I DID TAKE IT TO THE CHEVY DEALERSHIP THIS WEEK TO SEE IF I HAD MISSED A RECALL. THE MECHANIC WAS WELL AWARE OF THE PROBLEM AND SAID THERE WAS A RECALL FOR TRUCKS NOT CARS AND HE DID NOT UNDERSTAND THAT. NOR DO WE. NOW IF YOU KNOW THIS IS A POTENTIAL AND IS VERY COMMON ON THESE CARS AS WE ARE TOLD, THEN IT NEEDS FIXED NOW. FIXING THIS, SINCE YOU KNOW THE SEVERITY AND POSSIBLE PROBLEMS WOULD SURE BE BETTER THAN A LAWSUIT I WOULD THINK. I AWAIT YOUR TIMELY RESPONSE. I WILL KICK THIS UP HIGHER BUT WANTED TO START HERE. COMPENSATION IS DUE ON THIS MATTER. I HAVE MY RECEIPTS. *TR
NHTSA ODI #10512008
5,000 miles · May 3, 2013
EngineSteeringSuspension
MY WIFE AND I PURCHASED THE CHEVY IMPALA TO BE OUR FIRST VEHICLE TOGETHER AFTER GETTING MARRIED. BOUGHT THIS VEHICLE BRAND NEW ONLY 102 MILES ON IT BEFORE WE DROVE IT OFF THE LOT. LITTLE DID WE KNOW IT WAS GOING TO BE 4 YEARS OF NIGHTMARES AND HEADACHES. AT THE TIME READ MANY REVIEW ABOUT THE IMPALA, NOTHING TOO MAJOR WAS FOUND…
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MY WIFE AND I PURCHASED THE CHEVY IMPALA TO BE OUR FIRST VEHICLE TOGETHER AFTER GETTING MARRIED. BOUGHT THIS VEHICLE BRAND NEW ONLY 102 MILES ON IT BEFORE WE DROVE IT OFF THE LOT. LITTLE DID WE KNOW IT WAS GOING TO BE 4 YEARS OF NIGHTMARES AND HEADACHES. AT THE TIME READ MANY REVIEW ABOUT THE IMPALA, NOTHING TOO MAJOR WAS FOUND. AFTER THE FIRST WEEK, THE POWER STEERING SEEMED TO BE FAILING, ESPECIALLY DURING RAIN. TOOK IT BACK TO THE DEALER AND THEY COULD NOT REPLICATE THE INCIDENT. THEY TOLD US THEY COULD NOT FIND ANYTHING WRONG AND TO BRING IT BACK IF THE PROBLEM CONTINUED. IT DIDN'T TAKE LONG AND WE WERE BACK AT THE DEALER WITH THE SAME PROBLEM. DEALER SAID THEY CHECKED THE BELTS AND THE FLUID ALL WORKING PROPERLY. AFTER A FEW OTHER TIMES OF THE POWER STEERING FAILING TOOK THE VEHICLE TO ANOTHER DEALER AND THEY TOO COULD NOT FIND ANYTHING WRONG WITH THE PS. SO, AFTER SEVERAL TRIPS BACK TO DEALER WE DECIDED TO JUST DEAL WITH IT. WHICH BRINGS ME TO MY NEXT COMPLAINT ABOUT THE 2008 IMPALA, AT JUST OVER 10,000 NOTED ABNORMAL WEAR ON TIRES, AND WIRES PEEKING THROUGH ON THE INSIDE. TOOK IT IN TO DEALER AND THEY ACCUSED US OF ABUSIVE DRIVING BEHAVIOR AND NEGLECT, WHICH WAS A NEW ON TO ME. ANYWAY, THEY REFUSED TO REPLACE THE TIRES SITTING THE WARRANTY ONLY COVERS DEFECTS AND NORMAL DRIVING CONDITIONS. SO, BY THIS TIME WE ARE STARTING TO REGRET THE PURCHASE OF THIS VEHICLE. WE HAD TO REPLACE ALL 4 TIRES @ 98.00 EACH. ABOUT YEAR LATER AT 28,000 MILES BEGAN TO HAVE THIS PROBLEM ONCE AGAIN. AFTER MANY HOURS OF DEBATES AND PHONE CALLS THEY AGREE TO "CHECK OUT OUR PROBLEM" WITH NO COST TO US. LOW AND BEHOLD WOULDN'T YOU KNOW IT, THEY FOUND NOTHING WRONG WITH THE VEHICLE AND ADVISED US TO PURCHASE BETTER BRAND TIRES. THE LAST TIME I LOOKED MICHELIN WAS A TOP BRAND TIRE. ON TOP OF EVERYTHING ELSE, MAIN SEAL IN MOTOR BEGAN TO LEAK. THIS WAS THE LAST STRAW! *TR
NHTSA ODI #10510475
92,000 miles · Apr 25, 2013
EngineFuel/propulsion SystemPower Train
WHILE DRIVING, FAST OR SLOW, MY CAR WILL SLOW DOWN ABRUPTLY AND A "ENGINE POWER IS REDUCED" WARNING COMES UP ON THE LCD DASH. THIS HAS ALSO HAPPENED WHILE I'VE BEEN STANDING IDLE AT TRAFFIC LIGHTS. I AM AFRAID THAT ONE DAY MY CAR WILL STOP COMPLETELY WHILE I'M ON THE HIGHWAY, RESULTING IN A CRASH OF SOME SORT. *TR
NHTSA ODI #10509588
89,998 miles · Apr 6, 2013
Electronic Stability Control (esc)EngineVehicle Speed Control
WHEN MY IMPALA FIRST STARTED TO DISPLAY THE ENGINE POWER REDUCE MESSAGE. I WAS TOLD THAT IT WAS THE ACCELERATOR PEDAL POSITION SENSOR. SO I CHANGE THE GAS PEDAL THE ENGINE LIGHT WHEN OFF FOR ABOUT TWO WEEKS. THEN MY CAR CUT OFF ONE DAY AS I WAS ON MY WAY TO WORK. WHEN I WENT TO GET IT CHECK THEY TOLD ME IT MIGHT BE THE ALTERNAT…
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WHEN MY IMPALA FIRST STARTED TO DISPLAY THE ENGINE POWER REDUCE MESSAGE. I WAS TOLD THAT IT WAS THE ACCELERATOR PEDAL POSITION SENSOR. SO I CHANGE THE GAS PEDAL THE ENGINE LIGHT WHEN OFF FOR ABOUT TWO WEEKS. THEN MY CAR CUT OFF ONE DAY AS I WAS ON MY WAY TO WORK. WHEN I WENT TO GET IT CHECK THEY TOLD ME IT MIGHT BE THE ALTERNATOR AND THEN IT WAS THE THROTTLE BODY. THEN THERE WAS NOTHING WRONG WITH IT BUT MY CAR IS NOW PARK AND REFUSE TO STAY RUNNING. IT WILL START ONLY TO CUT OFF A MILE OR SO INTO DRIVING. *TR
NHTSA ODI #10507376
98,000 miles · Apr 4, 2013
Engine
TL* THE CONTACT OWNS A 2008 CHEVROLET IMPALA. THE CONTACT STATED THAT WHILE DRIVING AT VARIOUS SPEEDS, THE DRIVER NOTICED A WARNING THAT STATED ENGINE POWER REDUCED. THE VEHICLE WAS TAKEN TO THE DEALER. AFTER INSPECTION, THEY ADVISED HER THAT THEY WERE UNABLE TO DIAGNOSE THE FAILURE. THE MANUFACTURER WAS CONTACTED AND THEY OFFER…
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TL* THE CONTACT OWNS A 2008 CHEVROLET IMPALA. THE CONTACT STATED THAT WHILE DRIVING AT VARIOUS SPEEDS, THE DRIVER NOTICED A WARNING THAT STATED ENGINE POWER REDUCED. THE VEHICLE WAS TAKEN TO THE DEALER. AFTER INSPECTION, THEY ADVISED HER THAT THEY WERE UNABLE TO DIAGNOSE THE FAILURE. THE MANUFACTURER WAS CONTACTED AND THEY OFFERED NO ASSISTANCE. THE FAILURE MILEAGE WAS APPROXIMATELY 98,000. THE CURRENT MILEAGE WAS APPROXIMATELY 105,000. THE VIN WAS UNAVAILABLE. *TR
NHTSA ODI #10507108
75,000 miles · Apr 4, 2013
Engine
TL* THE CONTACT OWNS A 2008 CHEVROLET IMPALA SS. THE CONTACT STATED THAT WHILE DRIVING AT VARIOUS SPEEDS, HE NOTICED A WARNING THAT STATED ENGINE POWER REDUCED. IMMEDIATELY AFTER, THE VEHICLE DECELERATED. THE VEHICLE WAS LATER TAKEN TO DEALER. AFTER INSPECTION, THEY ADVISED HIM THAT THEY WERE UNABLE TO DIAGNOSE THE FAILURE. THE…
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TL* THE CONTACT OWNS A 2008 CHEVROLET IMPALA SS. THE CONTACT STATED THAT WHILE DRIVING AT VARIOUS SPEEDS, HE NOTICED A WARNING THAT STATED ENGINE POWER REDUCED. IMMEDIATELY AFTER, THE VEHICLE DECELERATED. THE VEHICLE WAS LATER TAKEN TO DEALER. AFTER INSPECTION, THEY ADVISED HIM THAT THEY WERE UNABLE TO DIAGNOSE THE FAILURE. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS CONTACTED AND THEY OFFERED NO ASSISTANCE. THE FAILURE MILEAGE WAS APPROXIMATELY 75,000. THE CURRENT MILEAGE WAS APPROXIMATELY 75,500. *TR
NHTSA ODI #10507106
45,000 miles · Mar 21, 2013
EngineTraction Control SystemVehicle Speed Control
I WAS DRIVING ON THE HIGHWAY AT APPROXIMATELY 60 MPH AND MY CHECK ENGINE AND TRACTION CONTROL LIGHT CAME ON. ADDITIONALLY, THE DASH ALTERNATELY FLASHED BETWEEN "SERVICE TRACTION CONTROL" AND "REDUCED ENGINE POWER." MY CAR SLOWED DOWN, BUT NEVER CUT OFF. MY ACCELERATION WASN'T WHAT IT NORMALLY IS. I WAS ABLE TO MAKE IT TO MY DEST…
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I WAS DRIVING ON THE HIGHWAY AT APPROXIMATELY 60 MPH AND MY CHECK ENGINE AND TRACTION CONTROL LIGHT CAME ON. ADDITIONALLY, THE DASH ALTERNATELY FLASHED BETWEEN "SERVICE TRACTION CONTROL" AND "REDUCED ENGINE POWER." MY CAR SLOWED DOWN, BUT NEVER CUT OFF. MY ACCELERATION WASN'T WHAT IT NORMALLY IS. I WAS ABLE TO MAKE IT TO MY DESTINATION, BUT WAS NOT A FUN EXPERIENCE. *TR
NHTSA ODI #10503881
81,000 miles · Mar 11, 2013
EnginePower Train
WHEN TAKING OFF FROM A START THE TRANSMISSION DOESN'T ENGAGE CAUSING THE ENGINE TO REV, THEN IT SLAMS INTO GEAR EVENTUALLY. HAVE ALSO NOTICED A DECREASE IN POWER SOMEWHAT. HAVE HAD IT IN THE DEALER FOR SERVICE 3 TIMES AND OF COURSE THEY SAY THEY CANT FIND ANYTHING WRONG WITH IT. KINDA CRAPPY SINCE THE WARRANTY JUST WENT OUT ON T…
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WHEN TAKING OFF FROM A START THE TRANSMISSION DOESN'T ENGAGE CAUSING THE ENGINE TO REV, THEN IT SLAMS INTO GEAR EVENTUALLY. HAVE ALSO NOTICED A DECREASE IN POWER SOMEWHAT. HAVE HAD IT IN THE DEALER FOR SERVICE 3 TIMES AND OF COURSE THEY SAY THEY CANT FIND ANYTHING WRONG WITH IT. KINDA CRAPPY SINCE THE WARRANTY JUST WENT OUT ON THE DRIVE TRAIN ABOUT A MONTH AGO. PROBLEM ONLY SEEMS TO BE GETTING WORSE. I HAVE READ ON FORUMS OF THIS ISSUE ON NUMEROUS VEHICLES THAT USE THE 4T65-HD TRANSMISSION AND THAT GM REFUSES TO ACKNOWLEDGE THAT THERE IS A FLAW IN THESE TRANSMISSIONS. *TR
NHTSA ODI #10502369
80,000 miles · Feb 21, 2013
EngineSuspensionWheels
EXCESSIVE WEAR ON MY REAR TIRES. I HAVE BEEN TOLD THAT THE SUSPENSION IS FAULTY AND THAT EXCESSIVE REPAIR WORK HAD TO BE DONE TO REMEDY THIS. I HAD TO CALL AAA ON ONE OCCASSION BECAUSE ONE OF MY REAR TIRES BLEW OUT BECAUSE OF THIS PROBLEM. NO INJURIES AND I WAS LUCKY THAT I WAS DRIVING IN THE CITY WHEN THIS HAPPENED. ON THE HIG…
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EXCESSIVE WEAR ON MY REAR TIRES. I HAVE BEEN TOLD THAT THE SUSPENSION IS FAULTY AND THAT EXCESSIVE REPAIR WORK HAD TO BE DONE TO REMEDY THIS. I HAD TO CALL AAA ON ONE OCCASSION BECAUSE ONE OF MY REAR TIRES BLEW OUT BECAUSE OF THIS PROBLEM. NO INJURIES AND I WAS LUCKY THAT I WAS DRIVING IN THE CITY WHEN THIS HAPPENED. ON THE HIGHWAY, I COULD HAVE CAUSE GREAT DAMAGE TO MYSELF AND POSSIBLY TO OTHERS AROUND ME. MY CAR BURNS THRU OIL SO SUPER FAST. IT BURNS A QUART OF OIL APPROXIMATELY EVERY 750 MILES. *TR
NHTSA ODI #10499601
Official recalls
2Jun 23, 2014
This defect can affect the safe operation of the airbag system. Until this recall is performed, customers should remove all items from their key rings, leaving only the ignition key. The key fob (if applicable), should also be removed from the key ring. General Motors LLC (GM) is recalling certain model year 2005-2009 Buick LaCrosse, 2006-2011 Buick Lucerne, 2000-2005 Cadillac DeVille, 2006-2011 Cadillac DTS, 2006-2014 Chevrolet Impala, and 2006-2007 Chevrolet Monte Carlo vehicles. In the affected vehicles, the weight on the key ring and road conditions or some other jarring event may cause the ignition switch to move out of the run position, turning off the engine.
Consequence & remedy
Consequence: If the key is not in the run position, the air bags may not deploy if the vehicle is involved in a crash, increasing the risk of injury. Additionally, a key knocked out of the run position will cause loss of engine power, power steering, and power braking, increasing the risk of a vehicle crash.
Remedy: GM will notify owners, and dealers will install two key rings and an insert in the key slot or a cover over the key head on all ignition keys, free of charge. The recall began on September 23, 2014. Owners may contact General Motors customer service at 1-800-521-7300 (Buick), 1-800-458-8006 (Cadillac), and 1-800-222-1020 (Chevrolet). GM's number for this recall is 14299.
Aug 3, 2012
General Motors (GM) is recalling certain model year 2008-2012 Chevrolet Impala police vehicles because the front lower control arms may fracture. This safety recall does not include non-police Chevrolet Impala vehicles.
Consequence & remedy
Consequence: A broken control arm can result in the loss of control of the vehicle, increasing the risk of a crash.
Remedy: GM will notify owners, and dealers will replace both front lower control arms, free of charge. The safety recall began on August 21, 2012. Owners may contact the Chevrolet owner center at 1-866-694-6546.
Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗