NHTSA owner reports · September 18, 2026 snapshot.
Engine complaints
125 reportsClear category filter68,000 miles · Aug 25, 2013
Engine
CODE P211222 AND CODE C0242 CAR WOULD NOT GO OVER 5 MPH. ENGINE LIGHT WAS ON. CALLED ONSTAR. THIS IS THE THIRD TIME THIS HAS HAPPENED IN 15 MONTHS. FIXED TWICE. SPOKE WITH GENERAL MOTORS SAFETY DIVISION AND [XXX] AT GENERAL MOTORS SEVERAL TIMES. INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U…
Read full complaint
CODE P211222 AND CODE C0242 CAR WOULD NOT GO OVER 5 MPH. ENGINE LIGHT WAS ON. CALLED ONSTAR. THIS IS THE THIRD TIME THIS HAS HAPPENED IN 15 MONTHS. FIXED TWICE. SPOKE WITH GENERAL MOTORS SAFETY DIVISION AND [XXX] AT GENERAL MOTORS SEVERAL TIMES. INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6). *TR
NHTSA ODI #10537131
50,000 miles · Aug 23, 2013
Electronic Stability Control (esc)Engine
WHILE LEAVING FROM WORK I MADE A LEFT TURN ONTO A BUSY HIGHWAY AND MY SERVICE TRACTION CONTROL LIGHT, REDUCE ENGINE POWER, AND CHECK ENGINE LIGHT CAME ON. PULLED OVER AND CAR WAS WANTING TO TURN OFF. TURNED OFF CAR AND SERVICE TRACTION CONTROL LIGHT GOES OFF BUT CHECK ENGINE STAYS ON. CAME HOME GOOGLED WHAT COULD BE THE CAUSE AN…
Read full complaint
WHILE LEAVING FROM WORK I MADE A LEFT TURN ONTO A BUSY HIGHWAY AND MY SERVICE TRACTION CONTROL LIGHT, REDUCE ENGINE POWER, AND CHECK ENGINE LIGHT CAME ON. PULLED OVER AND CAR WAS WANTING TO TURN OFF. TURNED OFF CAR AND SERVICE TRACTION CONTROL LIGHT GOES OFF BUT CHECK ENGINE STAYS ON. CAME HOME GOOGLED WHAT COULD BE THE CAUSE AND SEE THAT MANY IMPALAS OWNERS ARE HAVING THE SAME TROUBLE...I SEE A LAWSUIT HAPPENING IF GM DOES NOT RECALL THIS! *TR
NHTSA ODI #10536916
65,011 miles · Aug 2, 2013
Electronic Stability Control (esc)Engine
FOR SEVERAL WEEKS, THE INDICATOR ON MY VEHICLE WILL ALERT ME "SERVICE TRACTION CONTROL; REDUCING ENGINE POWER". AT FIRST I THOUGHT THIS WAS JUST A GLITCH, UNTIL IT KEPT HAPPENING OVER AND OVER AND OVER AGAIN. THERE ARE DAYS WHEN THE INDICATOR WILL GO OFF AND REMAIN OFF FOR A WEEK OR TWO, BUT THEN IT WILL ALL OF A SUDDEN COME B…
Read full complaint
FOR SEVERAL WEEKS, THE INDICATOR ON MY VEHICLE WILL ALERT ME "SERVICE TRACTION CONTROL; REDUCING ENGINE POWER". AT FIRST I THOUGHT THIS WAS JUST A GLITCH, UNTIL IT KEPT HAPPENING OVER AND OVER AND OVER AGAIN. THERE ARE DAYS WHEN THE INDICATOR WILL GO OFF AND REMAIN OFF FOR A WEEK OR TWO, BUT THEN IT WILL ALL OF A SUDDEN COME BACK ON AND REMAIN ON FOR A WEEK OR SO. I GET MY VEHICLE SERVICED REGULARLY. I HAVE CONTACTED GM DEALERSHIP AFTER DEALERSHIP, AND THEY HAVE ALL TOLD ME THERE IS NOTHING THEY CAN DO. FINALLY, I ASKED FOR THE CORPORATE OFFICE NUMBER [XXX]. I CALLED GM'S CORPORATE OFFICE (REFERENCE#: [XXX]) AND WAS TOLD THAT MY POWERTRAIN WARRANTY IS STILL GOOD BUT MY BUMPERTOBUMPER WARRANTY HAS EXPIRED DUE TO THE MILEAGE. I ADVISED THE REPRESENTATIVE ([XXX]) THAT I HAD GOOGLED THIS INFORMATION TO FIND OUT WHAT WAS GOING ON AND THIS APPEARS TO BE A KNOWN ISSUE WITH CHEVY IMPLALA'S, AND I ASKED WHY HASN'T GM PUT OUT A RECALL ON THIS ISSUE. SHE THEN TELLS ME THAT I NEED TO PAY AND GET A DIAGNOSTIC CHECK TO DETERMINE THE ACTUAL ISSUE. MY QUESTION TO HER IS "WHY SHOULD I OR ANY CUSTOMER HAVE TO PAY FOR SOMETHING THAT IS A REPORTED KNOWN ISSUE?" THERE REPRESENTATIVE CONTINUED TO APOLOGIZE AND TELL ME THERE WAS NOTHING THAT GM COULD DO BECAUSE THIS WAS NOT A KNOWN ISSUE. I REFERENCED THERE REPRESENTATIVE TO RESEARCH FOR HERSELF [XXX] AND SHE CONTINUED TO TELL ME THERE WAS NOTHING THEY COULD DO. INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6). *TR PARTS OF THIS DOCUMENT HAVE BEEN REDACTED TO PROTECT PERSONALLY IDENTIFIABLE INFORMATION PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6).
NHTSA ODI #10533256
71,000 miles · Jul 28, 2013
Engine
I WAS DRIVING ON THE HIGHWAY AT 60 MPH WHEN MY CAR BEGAN TO SLOW DOWN UNTIL IT CAME TO A STOP. I COULD DO NOTHING BUT SIT THERE I DID NOT HAVE ENOUGH TIME TO MAKE IT TO THE EMERGENCY LANE. I COULD HAVE BEEN KILLED! THE CAR GAVE NO WARNING. I RECEIVED SEVERAL MESSAGES ON THE DASH THAT STATED DISABLED STARTER, SERVICE THROTTLE,…
Read full complaint
I WAS DRIVING ON THE HIGHWAY AT 60 MPH WHEN MY CAR BEGAN TO SLOW DOWN UNTIL IT CAME TO A STOP. I COULD DO NOTHING BUT SIT THERE I DID NOT HAVE ENOUGH TIME TO MAKE IT TO THE EMERGENCY LANE. I COULD HAVE BEEN KILLED! THE CAR GAVE NO WARNING. I RECEIVED SEVERAL MESSAGES ON THE DASH THAT STATED DISABLED STARTER, SERVICE THROTTLE, AND THE CHECK OIL LIGHT WAS ON. OVER THE TWO YEARS THAT I HAVE HAD THIS VEHICLE I HAVE HAD TO HAVE THE TRANSMISSION REPLACED AND ONE YEAR LATER ANOTHER POTENTIAL COSTLY REPAIR. SOMETHING REALLY NEEDS TO BE DONE WITH THE 2011 CHEVY IMPALA'S, THERE IS A SERIOUS SAFETY ISSUE GOING ON THAT HAS NOT BEEN LOOK AT BY CHEVY. *TR
NHTSA ODI #10532252
43,700 miles · Jun 25, 2013
EnginePower TrainVehicle Speed Control
WHEN DRIVING, NOTICED ON THE FREEWAY, IT WASN'T SMOOTH AT TIMES. THE TRANSMISSION'S SHIFTING WAS PRETTY ROUGH. NO INDICATION OF ANY ISSUES POPPED UP ON DASHBOARD. WHEN ARRIVING AT A FREEWAY RAMP, IT FELT LIKE I WAS HYDROPLANING, BUT ON GRAVEL. THEN, NOTICED WHEN PRESSING THE ACCELERATOR, WAS NOT GOING ANYWHERE, BUT FELT LIKE I W…
Read full complaint
WHEN DRIVING, NOTICED ON THE FREEWAY, IT WASN'T SMOOTH AT TIMES. THE TRANSMISSION'S SHIFTING WAS PRETTY ROUGH. NO INDICATION OF ANY ISSUES POPPED UP ON DASHBOARD. WHEN ARRIVING AT A FREEWAY RAMP, IT FELT LIKE I WAS HYDROPLANING, BUT ON GRAVEL. THEN, NOTICED WHEN PRESSING THE ACCELERATOR, WAS NOT GOING ANYWHERE, BUT FELT LIKE I WAS IN NEUTRAL. WAS ABLE TO PULL OVER AND TAKE A LOOK... TRANSMISSION FLUID WAS FINE... NOTHING POPPED UP ON THE DASHBOARD. NOTHING! THE INDICATORS FOR TIRES, OIL, ETC WERE SHOWING INFO, BUT NOTHING TO INDICATE IT HAD DIED OR IF THERE WERE ANY ENGINE ISSUES. HAD BROUGHT IT TO THE DEALERSHIP WHERE I HAD BOUGHT THE CAR 11 MONTHS AGO. THE MECHANICS WERE SAYING THAT THEY HAVE NEVER SEEN SUCH AN HUGE TRANSMISSION FAILURE BEFORE. THEY WOULD HAVE TO REPLACE THE WHOLE THING. *TR
NHTSA ODI #10521665
45,758 miles · May 2, 2013
Electronic Stability Control (esc)EngineVehicle Speed Control
THIS HAS HAPPENED MULTIPLE TIMES TO MY 2011 IMPALA. I WILL BE DRIVING NORMALLY, ANYWHERE FROM 45 TO UP TO 65 MPH, AND I WILL GET A WARNING SAYING "SERVICE STABILTRACK, SERVICE TRACTION CONTROL, ENGINE POWER REDUCED". USUALLY I CAN SHUT THE CAR OFF AND WAIT 5 MINUTES, AND THE MESSAGES WILL CLEAR, BUT THE CHECK ENGINE LIGHT WILL R…
Read full complaint
THIS HAS HAPPENED MULTIPLE TIMES TO MY 2011 IMPALA. I WILL BE DRIVING NORMALLY, ANYWHERE FROM 45 TO UP TO 65 MPH, AND I WILL GET A WARNING SAYING "SERVICE STABILTRACK, SERVICE TRACTION CONTROL, ENGINE POWER REDUCED". USUALLY I CAN SHUT THE CAR OFF AND WAIT 5 MINUTES, AND THE MESSAGES WILL CLEAR, BUT THE CHECK ENGINE LIGHT WILL REMAIN ILLUMINATED FOR THE NEXT COUPLE OF DAYS, EVENTUALLY CLEARING. THERE NEEDS TO BE A RECALL FOR WHATEVER IS CAUSING THIS, BECAUSE THERE ARE A LOT OF FOLKS WITH IMPALAS HAVING THIS SAME EXACT PROBLEM. WE AS THE CONSUMER, SHOULD NOT HAVE TO PAY MONEY OUT OF OUR POCKET, FOR A PROBLEM THAT CHEVROLET CAUSED DURING THE MANUFACTURE OF THIS CAR. *TR
NHTSA ODI #10510397
62,000 miles · Apr 22, 2013
Engine
HAD THE SERVICE LIGHT AND SERVICE STABITRAK AND REDUCED POWER COME ON. SEEMS TO HAPPEN A LOT DURING THE WINTER. I HAVE HAD THE GAS PEDAL REPLACED SEEMED TO HELP FOR A WEEK UNTIL SNOWED AGAIN BUT WAS DUE TO NICE WEATHER I HAVE ALSO HAD TO TAKE OFF THROTTLE BODY AND CLEANED WITH THROTTLE BODY CLEANER. SEEMED TO DO THE TRICK …
Read full complaint
HAD THE SERVICE LIGHT AND SERVICE STABITRAK AND REDUCED POWER COME ON. SEEMS TO HAPPEN A LOT DURING THE WINTER. I HAVE HAD THE GAS PEDAL REPLACED SEEMED TO HELP FOR A WEEK UNTIL SNOWED AGAIN BUT WAS DUE TO NICE WEATHER I HAVE ALSO HAD TO TAKE OFF THROTTLE BODY AND CLEANED WITH THROTTLE BODY CLEANER. SEEMED TO DO THE TRICK UNTIL IT SNOWED AGAIN. IT IS VERY DANGEROUS WHEN THIS HAPPENS AND ALMOST CAUSED A CRASH. THE PROBLEM SEEMS TO BE WITH THE SENOR BUT WORKS FINE WHEN NOT WET OUT OR SNOWING. AFTER LOOKING ONLINE SEEMS TO BE A VERY COMMON PROBLEM WITH CHEVY WITH THEM NOT DOING A THING OTHER THEN WANTING TO CHARGE ME 600 BUCKS TO REPLACE THROTTLE BODY. SEEMS LIKE CHEVY NEVER WANTED TO FIX THIS ISSUE DUE TO THE FACT OF ALOT OF OTHER MODELS OF CHEVY HAVE THE SAME PROBLEM GOING BACK ATLEAST 4-5 YEARS. *TR
NHTSA ODI #10509175
48,000 miles · Apr 1, 2013
Electronic Stability Control (esc)Engine
THE SERVICE STABILITRAK LIGHT COMES ON AND ENGINE POWER IS REDUCED. IT HAPPENED THIS MORNING WHILE TAKING MY KIDS TO SCHOOL...VERY SCARY THING WHEN KIDS ARE IN THE CAR BECAUSE IT JUST STARTS LOSING POWER & YOU REALLY CANNOT DRIVE IT LIKE THIS.. *TR
NHTSA ODI #10505186
43,000 miles · Mar 30, 2013
Electronic Stability Control (esc)EngineVehicle Speed Control
DRIVING 30 MPH IN A SMALL TOWN. A "BINGING" NOISE SOUNDS 3 TIMES AND THE TRACTION CONTROL WARNING LIGHT AS WELL AS THE CHECK ENGINE LIGHT CAME ON. VEHICLE MESSAGING SYSTEM STATED THAT TO "SERVICE STABILITRAK," "SERVICE TRACTION CONTROL," AND "ENGINE POWER REDUCED. THE ACCELERATION WAS NOTICEABLY REDUCED AS WELL AS A SIGNIFICANT …
Read full complaint
DRIVING 30 MPH IN A SMALL TOWN. A "BINGING" NOISE SOUNDS 3 TIMES AND THE TRACTION CONTROL WARNING LIGHT AS WELL AS THE CHECK ENGINE LIGHT CAME ON. VEHICLE MESSAGING SYSTEM STATED THAT TO "SERVICE STABILITRAK," "SERVICE TRACTION CONTROL," AND "ENGINE POWER REDUCED. THE ACCELERATION WAS NOTICEABLY REDUCED AS WELL AS A SIGNIFICANT DIFFERENCE IN MAINTAINING SPEED. MERGING ONTO A HIGHWAY THE CRUISE CONTROL WOULD NOT KICK IN WHEN SETTING SPEED WHICH MADE IT DIFFICULT TO MANAGE A 65 MPH SPEED LIMIT. *TR
NHTSA ODI #10505019
39,567 miles · Mar 9, 2013
Electronic Stability Control (esc)Engine
MY WIFE WAS DRIVING ON THE HIGHWAY AND OUT OF THE BLUE THE STABILITY CONTROL AND REDUCE ENGINE POWER LIGHT CAME ON THE MESSAGE DISPLAY. THERE WERE NO WEATHER CONDITIONS AT THE TIME. THIS HAS HAPPENED 6 TIMES TOTAL. ONE TIME IT HAPPENED AS SHE WAS WARMING UP THE CAR. ALL OF A SUDDEN IT STARTED SHAKING AND SHE FELT AS IF IT WA…
Read full complaint
MY WIFE WAS DRIVING ON THE HIGHWAY AND OUT OF THE BLUE THE STABILITY CONTROL AND REDUCE ENGINE POWER LIGHT CAME ON THE MESSAGE DISPLAY. THERE WERE NO WEATHER CONDITIONS AT THE TIME. THIS HAS HAPPENED 6 TIMES TOTAL. ONE TIME IT HAPPENED AS SHE WAS WARMING UP THE CAR. ALL OF A SUDDEN IT STARTED SHAKING AND SHE FELT AS IF IT WAS ABOUT TO TAKE OFF INTO SPACE. SHE TURNED IT OFF THREE TIMES - EVEN TRIED TO DRIVE IT AND MOVE TO ANOTHER PARKING PLACE AND TURNED IF OFF AGAIN BEFORE IT FINALLY STOPPED SHAKING. *TR
NHTSA ODI #10502201