TL* THE CONTACT OWNS A 2011 CHEVROLET IMPALA. WHILE DRIVING 70 MPH, THE VEHICLE DECELERATED INDEPENDENTLY. THE DEALER WAS UNABLE TO DIAGNOSE THE CAUSE OF THE FAILURE. THE VEHICLE WAS NOT REPAIRED AND THE MANUFACTURER WAS NOTIFIED. THE FAILURE MILEAGE WAS 89,000.
2011 Chevrolet Impala
Owner reports · Recalls · Investigations
Limited comparison data
There is not enough comparable history to draw a useful model-year comparison.
About this comparison →How this year compares
Owner complaints by model year
Compare all Impala years →Counts vary with age, sales and reporting. They are not failure rates.
What owners reported most
All reported categories
Tap a category to read its complaints. One report may name several components.
When problems were reported
Mileage at the reported incident
410 reports with mileage · 95 unknown
NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.
What to inspect
Issues worth paying extra attention to based on owner reports.
- Electronic Stability Control (esc). Review the 132 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Engine. Review the 125 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Electrical System. Review the 95 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
NHTSA owner reports · September 18, 2026 snapshot.
Power Train complaints
64 reportsTL* THE CONTACT OWNS A 2011 CHEVROLET IMPALA. THE CONTACT STATED THAT THE VEHICLE MADE A LOUD NOISE FROM THE ENGINE COMPARTMENT AND THE TRANSMISSION BEGAN SLIPPING. THE CONTACT MENTIONED THAT THE VEHICLE ALSO STALLED. THE CONTACT WAS ABLE TO RESTART THE VEHICLE. THE VEHICLE WAS TAKEN TO THE DEALER. THE MANUFACTURER WAS NOTIFIED…
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TL* THE CONTACT OWNS A 2011 CHEVROLET IMPALA. THE CONTACT STATED THAT THE VEHICLE MADE A LOUD NOISE FROM THE ENGINE COMPARTMENT AND THE TRANSMISSION BEGAN SLIPPING. THE CONTACT MENTIONED THAT THE VEHICLE ALSO STALLED. THE CONTACT WAS ABLE TO RESTART THE VEHICLE. THE VEHICLE WAS TAKEN TO THE DEALER. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 100,000.
CRANKED UP THE CAR TO GO HOME. STABILITY LIGHT AND "ENGINE" LIGHT WAS ON. WHILE ON THE INTERSTATE PASSING A TRUCK THE ENGINE DIED. DISPLAY CENTER INDICATED SERVICE STABILITY TRACK AND REDUCED ENGINE POWER. COASTED OVER TO RT. SHOULDER. CAR WOULD NOT RESTART FOR ABOUT 30 SEC. CRANKED IT UP AND MADE IT HOME. TROUBLE CODE IS P2…
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CRANKED UP THE CAR TO GO HOME. STABILITY LIGHT AND "ENGINE" LIGHT WAS ON. WHILE ON THE INTERSTATE PASSING A TRUCK THE ENGINE DIED. DISPLAY CENTER INDICATED SERVICE STABILITY TRACK AND REDUCED ENGINE POWER. COASTED OVER TO RT. SHOULDER. CAR WOULD NOT RESTART FOR ABOUT 30 SEC. CRANKED IT UP AND MADE IT HOME. TROUBLE CODE IS P2138 WHICH SEEMS TO INDICATE THE THROTTLE POSITION SENSOR D/E VOLTAGE. WILL TAKE TO DEALER IN AM. *TR
WHEN SLOWING TO MAKE TURN "TRACTION" WARNING LIGHT FLASHES VEHICLE DOES NOT WANT TO ACCELERATE WHEN PRESSING GAS PEDAL AND THEN JUST TAKES OFF SUDDENLY. *TR
I STARTED MY CAR AFTER A COLD NIGHT AND IMMEDIATELY GOT A "SERVICE STABILITRAK", "ENGINE POWER REDUCED", AND "SERVICE TRANCE ION CONTROL" MESSAGES. THE CAR HAD AN EXTREMELY ROUGH IDLE AND THEN WOULD NOT ACCELERATE TO MORE THAN 25 MPH. I RETURNED HOME AND MADE AN APPOINTMENT AT THE DEALERSHIP. LATER, I WAS READY TO TAKE THE CAR I…
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I STARTED MY CAR AFTER A COLD NIGHT AND IMMEDIATELY GOT A "SERVICE STABILITRAK", "ENGINE POWER REDUCED", AND "SERVICE TRANCE ION CONTROL" MESSAGES. THE CAR HAD AN EXTREMELY ROUGH IDLE AND THEN WOULD NOT ACCELERATE TO MORE THAN 25 MPH. I RETURNED HOME AND MADE AN APPOINTMENT AT THE DEALERSHIP. LATER, I WAS READY TO TAKE THE CAR INTO THE DEALER AND IT STARTED FINE WITH NO ERROR MESSAGES OR CHECK ENGINE LIGHT. I CALLED THE DEALER AND THEY SAID IT MUST HAVE BEEN A COMPUTER ERROR THAT FIXED ITSELF. WELL, IT'S A WEEK LATER NOW AND I AM HAVING THE ISSUES AGAIN EXCEPT RESTARTING THE ENGINE DOES NOT FIX IT ANYMORE. THIS IS A SERIOUS ISSUE AND NEEDS TO BE RESOLVED BY GM AND NOT COST THE MANY PEOPLE EXPERIENCING THIS ISSUE HUNDREDS OF DOLLARS TO FIX! *TR
WHILE DRIVING DOWN THE ROAD, THE CAR WILL VIOLENTLY JERK, AND THE DASHBOARD WILL FLASH, REDUCED ENGINE POWER. NOW CAR WON'T MOVE AT ALL. WE HAVE REPLACED THE GAS PEDAL TWICE! CHEVROLET NEEDS TO ADDRESS THIS ISSUE. I AM SEEING IT ALL OVER THE INTERNET. *TR
THIS IS THE SECOND TIME THIS HAS HAPPENED. LESS THAN A YEAR AGO, WE RECEIVED A SERVICE STABILITRAC/SERVICE TRACTION CONTROL/ENGINE AT REDUCED POWER MESSAGE AND SPEED DROPPED FROM 40 MPH TO 5 MPH. WE BROUGHT IT TO THE CHEVROLET DEALER AND A TRACTION POSITION CONTROL SENSOR WAS REPLACED. TODAY, ON 11/24/13, WE WERE DRIVING 15 M…
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THIS IS THE SECOND TIME THIS HAS HAPPENED. LESS THAN A YEAR AGO, WE RECEIVED A SERVICE STABILITRAC/SERVICE TRACTION CONTROL/ENGINE AT REDUCED POWER MESSAGE AND SPEED DROPPED FROM 40 MPH TO 5 MPH. WE BROUGHT IT TO THE CHEVROLET DEALER AND A TRACTION POSITION CONTROL SENSOR WAS REPLACED. TODAY, ON 11/24/13, WE WERE DRIVING 15 MPH IN A PARKING LOT AND RECEIVED THE SAME MESSAGE RESULTING IN THE SAME PROBLEM. THIS IS A SAFETY ISSUE DUE TO THE FACT THAT THE VEHICLE ESSENTIALLY STALLS OUT WITH LITTLE TO NO POWER AND NEARLY CAUSED A COLLISION AT AN INTERSECTION. WHEN WILL NHTSA FORCE GM TO RECALL AND FIX THIS ISSUE? THIS IS EXTREMELY DANGEROUS. *TR
WHILE TRAVELLING ON THE HIGHWAY, IN THE RAIN, THE POWER TO THE ENGINE SUDDENLY AND DRASTICALLY SLOWED DOWN. THE WARNINGS SHOWED UP ON THE SCREEN" STABILITRAK, TRACTION CONTROL, ENGINE POWER LOSS. *TR
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…
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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
STARTING FROM STOPPED POSITION, TRANSMISSION SLIPS WHEN PRESSING GAS PEDAL. NO ERROR CODES. ALSO WHEN COMING TO A COMPLETE STOP, AFTER STOPPING, THE VEHICLE JERKS, LIKE IT IS GOING FROM NEUTRAL INTO FIRST GEAR. *TR
Official recalls
214V355000 · Electrical System:ignition
Jun 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.
12V377000 · Suspension:front:control Arm:lower Arm
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 ↗
NHTSA investigations
0No exact-year investigations in this snapshot.
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