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2011 Chevrolet Impala

Owner reports · Recalls · Investigations

Limited comparison data

There is not enough comparable history to draw a useful model-year comparison.

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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.

22 crash reports5 fire reports19 injury reports

Engine complaints

125 reports
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54,000 miles · Jun 2, 2014
Engine

TL* THE CONTACT OWNS A 2011 CHEVROLET IMPALA. THE CONTACT STATED THAT THE ENGINE WARNING LIGHT INTERMITTENTLY ILLUMINATED ON THE INSTRUMENT PANEL. THE VEHICLE WAS TAKEN TO DEALER FOR DIAGNOSTIC TESTING HOWEVER, THE FAILURE COULD NOT BE DIAGNOSED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE…

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TL* THE CONTACT OWNS A 2011 CHEVROLET IMPALA. THE CONTACT STATED THAT THE ENGINE WARNING LIGHT INTERMITTENTLY ILLUMINATED ON THE INSTRUMENT PANEL. THE VEHICLE WAS TAKEN TO DEALER FOR DIAGNOSTIC TESTING HOWEVER, THE FAILURE COULD NOT BE DIAGNOSED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 54,000.

NHTSA ODI #10595641

Mileage unknown · Jun 1, 2014
Engine

WHILE STARTING MY CAR. NOTIFICATION CAME UP ENGINE POWER REDUCED. WASN'T ABLE TO DRIVE MORE THEN 40MPH! ENGINE WAS SHAKING. *TR

NHTSA ODI #10595399

64,613 miles · May 15, 2014
EngineVehicle Speed Control

TL* THE CONTACT OWNS A 2011 CHEVROLET IMPALA. THE CONTACT STATED THAT WHILE DRIVING 70 MPH, THE VEHICLE BEGAN TO RAPIDLY DECELERATE. THE SERVICE TRACTION, CHECK ENGINE AND REDUCED ENGINE POWER LIGHTS ILLUMINATED ON THE INSTRUMENT PANEL. THE VEHICLE WAS TAKEN TO A DEALER WHERE THE TECHNICIAN DIAGNOSED THAT THE THROTTLE POSITION S…

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TL* THE CONTACT OWNS A 2011 CHEVROLET IMPALA. THE CONTACT STATED THAT WHILE DRIVING 70 MPH, THE VEHICLE BEGAN TO RAPIDLY DECELERATE. THE SERVICE TRACTION, CHECK ENGINE AND REDUCED ENGINE POWER LIGHTS ILLUMINATED ON THE INSTRUMENT PANEL. THE VEHICLE WAS TAKEN TO A DEALER WHERE THE TECHNICIAN DIAGNOSED THAT THE THROTTLE POSITION SENSOR MALFUNCTIONED. THE THROTTLE BODY AND GASKET WERE REPLACED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS 64,613. THE CURRENT MILEAGE WAS 72,200.

NHTSA ODI #10588587

65,000 miles · May 12, 2014
Electrical SystemEngine

2011 CHEVROLET IMPALA. CONSUMER WRITES IN REGARDS TO VEHICLE ENGINE PROBLEMS. *SMD THE CONSUMER STATED ON SEVERAL OCCASIONS, THE VEHICLE STALLED WITHOUT NO WARNING. WHEN THE ENGINE POWER REDUCED, A LIGHT APPEARED AND THE CONSUMER WAS UNABLE TO ACCELERATE. THE CONSUMER STATED HE WAITED SEVERAL MINUTES, BEFORE TRYING TO RE-STAR…

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2011 CHEVROLET IMPALA. CONSUMER WRITES IN REGARDS TO VEHICLE ENGINE PROBLEMS. *SMD THE CONSUMER STATED ON SEVERAL OCCASIONS, THE VEHICLE STALLED WITHOUT NO WARNING. WHEN THE ENGINE POWER REDUCED, A LIGHT APPEARED AND THE CONSUMER WAS UNABLE TO ACCELERATE. THE CONSUMER STATED HE WAITED SEVERAL MINUTES, BEFORE TRYING TO RE-START THE VEHICLE. THE VEHICLE WAS TAKEN TO THE DEALER, FOR AN INSPECTION, BUT THEY WERE UNABLE TO DUPLICATE THE PROBLEM. HOWEVER. A COUPLE OF WEEKS LATER, THE ENGINE SERVICE LIGHT AND ENGINE POWER REDUCED LIGHT ILLUMINATED AGAIN. *JB

NHTSA ODI #10585933

42,400 miles · Apr 28, 2014
Engine

I WAS DRIVING AND SUDDENLY THE CAR LURCHED AND THE CHECK ENGINE LIGHT CAME ON AS WELL AS MESSAGES THAT SAID, "REDUCED ENGINE POWER, CHECK STABILITRAK AND SERVICE TRACTION CONTROL". I MADE IT HOME AND PARKED THE CAR IN THE DRIVEWAY FOR A DAY AND A HALF AND WHEN I STARTED IT AGAIN, THE MESSAGES WERE GONE BUT THE ENGINE LIGHT WAS S…

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I WAS DRIVING AND SUDDENLY THE CAR LURCHED AND THE CHECK ENGINE LIGHT CAME ON AS WELL AS MESSAGES THAT SAID, "REDUCED ENGINE POWER, CHECK STABILITRAK AND SERVICE TRACTION CONTROL". I MADE IT HOME AND PARKED THE CAR IN THE DRIVEWAY FOR A DAY AND A HALF AND WHEN I STARTED IT AGAIN, THE MESSAGES WERE GONE BUT THE ENGINE LIGHT WAS STILL ON. I BROUGHT IT TO MY LOCAL DEALER AND WHEN THEY CHECKED IT, IT CAME UP STORED CODE P2122- ACCELERATOR PEDAL SENSOR. I HAVE HAD THIS CAR 6 MONTHS AND IT ONLY HAS 42426 MILES ON IT AND NOW I'VE HAD TO SPEND OVER $300 ON A REPAIR. IT IS RIDICULOUS THAT THIS SENSOR FAILED ALREADY. AFTER DOING SOME RESEARCH, I FOUND THAT THIS IS A COMMON PROBLEM WITH MANY PEOPLE EXPERIENCING THE SAME THING. GM SHOULD BE FORCED TO FIX THIS ISSUE AND REIMBURSE ALL OF US WHO HAVE HAD TO PAY TO FIX THEIR MISTAKE. THEY ARE OBVIOUSLY USING INFERIOR PARTS AND THEIR CONSUMERS ARE PAYING THE PRICE. IT'S NO WONDER THE AMERICAN CAR MARKET NEEDED A BAILOUT WHEN THEIR PARTS DON'T LAST 40,000 MILES. *JS

NHTSA ODI #10585335

40 miles · Apr 14, 2014
Electronic Stability Control (esc)EngineTraction Control System

DRIVING ON THE HIGHWAY WITH MY DAUGHTER WHO IS [XXX] EXITED TO GO TO MY MOTHERS HOUSE AND THE CAR JUST DIED COMPLETELY OUT OF NO WHERE I WAS DRIVING ABOUT 40 MPH AND BARELY GOT IT OFF THE ROAD CAR WOULDNT START BACK UP AND WAS FLASHING SERVICE STABILITRAK/ SERVICE TRACTION CONTROL/ AND ENGINE POWER IS REDUCED I HAD TO WAIT 5 MIN…

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DRIVING ON THE HIGHWAY WITH MY DAUGHTER WHO IS [XXX] EXITED TO GO TO MY MOTHERS HOUSE AND THE CAR JUST DIED COMPLETELY OUT OF NO WHERE I WAS DRIVING ABOUT 40 MPH AND BARELY GOT IT OFF THE ROAD CAR WOULDNT START BACK UP AND WAS FLASHING SERVICE STABILITRAK/ SERVICE TRACTION CONTROL/ AND ENGINE POWER IS REDUCED I HAD TO WAIT 5 MINUTES AND THEN THE CAR STARTED THANK GOD MY WIFE WASNT DRIVING WHO KNOWS WHAT WOULD OF HAPPEND BUT IT IS HER CAR AND WE NEED TO GET THIS RESOLVED ASAP BEFORE ANYONE GETS HURT SO IM DRIVING THE IMPALA AND HOPE TO BE SAFE AND LET MY WIFE DRIVE MY CAR PLEASE HELP ASAP WE HAVE A [XXX] GIRL AND TWINS ON THE WAY. AND THIS IS NOT THE FIRST TIME MY WIFE HAS TOLD ME THIS HAS HAPPENED. ITS VERY SERIOUS AND COULD BE DEADLY!!! *JS 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 #10579542

Mileage unknown · Apr 14, 2014
Electronic Stability Control (esc)EngineTraction Control System

IN MAY OF 2013 I RECEIVED A MESSAGE ON MY DASH BOARD ABOUT STABILI TRACK, TRACTION CONTROL AND REDUCED ENGINE SPEED. I TOOK MY CAR TO THE CHEVY DEALER SO I COULD GET A DIAGNOSTIC, AND THEY REPLACED A SENSOR BEHIND MY PEDAL. JUST THIS WEEKEND, SUNDAY APRIL 13, 2014. THE MESSAGE DISPLAYED ACROSS THE DASHBOARD AGAIN. I'M GOING TO C…

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IN MAY OF 2013 I RECEIVED A MESSAGE ON MY DASH BOARD ABOUT STABILI TRACK, TRACTION CONTROL AND REDUCED ENGINE SPEED. I TOOK MY CAR TO THE CHEVY DEALER SO I COULD GET A DIAGNOSTIC, AND THEY REPLACED A SENSOR BEHIND MY PEDAL. JUST THIS WEEKEND, SUNDAY APRIL 13, 2014. THE MESSAGE DISPLAYED ACROSS THE DASHBOARD AGAIN. I'M GOING TO CALL THE CHEVY DEALER THAT FIXED IT THE FIRST TIME. THEN I'M GOING TO CALL GM. THIS IS A VERY DANGEROUS MALFUNCTION IN THESE CARS. FROM VIEWING AND READING OTHER STORIES, THIS IS SOMETHING GM SHOULD HAVE KNOWN ABOUT AND ADDRESSED. *JS

NHTSA ODI #10579515

40,000 miles · Apr 9, 2014
Electronic Stability Control (esc)EngineUnknown Or Other

I WAS DRIVING DOWN THE HIGHWAY ON THE HOMESTRETCH OF A ROADTRIP FROM PA TO FL WHEN THE "SERVICE STABILITRAK" , FOLLOWED BY "ENGINE POWER REDUCED" MESSAGE STARTED FLASHING. THE TWO LIGHTS ON THE DASHBOARD ALSO WENT OFF. SINCE I WAS IN THE MIDDLE OF THE HIGHWAY, I WAS UNABLE TO FIND A GOOD PLACE TO ADDRESS THE ISSUE, AND I FIGURED…

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I WAS DRIVING DOWN THE HIGHWAY ON THE HOMESTRETCH OF A ROADTRIP FROM PA TO FL WHEN THE "SERVICE STABILITRAK" , FOLLOWED BY "ENGINE POWER REDUCED" MESSAGE STARTED FLASHING. THE TWO LIGHTS ON THE DASHBOARD ALSO WENT OFF. SINCE I WAS IN THE MIDDLE OF THE HIGHWAY, I WAS UNABLE TO FIND A GOOD PLACE TO ADDRESS THE ISSUE, AND I FIGURED LIKE MOST TIMES THE "CHECK ENGINE" LIGHT GOES ON, THAT IT WAS SOMETHING THAT I COULD WAIT TO DEAL WITH WHEN I GOT HOME. I CONTINUED DRIVING FOR ABOUT 15 MINUTES AND THEN THE MESSAGE CHANGED AND SAID "DISABLING THROTTLE" OR SOMETHING TO THAT EFFECT, AND I FELT THE ENGINE LOSING POWER. I WAS IN THE MIDDLE LANE, DOING AROUND 55 MILES PER HOUR WITH CARS ALL AROUND ME. I IMMEDIATELY PUT ON MY FOUR-WAY FLASHERS AND FORTUNATELY PEOPLE IN THE RIGHT LANE SLOWED DOWN AND LET ME COAST TO THE SHOULDER BUT IT COULD HAVE BEEN DISASTROUS. I SAT THERE FOR A FEW MINUTES TRYING TO FIGURE OUT WHAT TO DO. FINALLY AFTER A FEW MINUTES I DECIDED TO TRY STARTING THE CAR AGAIN AND IT STARTED, WITH JUST THE CHECK ENGINE LIGHT ON AND I WAS ABLE TO CONTINUE ON MY WAY. SINCE THEN IT HAS CONTINUED TO OCCUR INTERMITTENTLY. I TOOK IT TO THE DEALER, BUT THEY TOLD ME IT WAS A SENSOR IN THE GAS PEDAL BUT THAT IT WAS NOT UNDER WARRANTY. *TR

NHTSA ODI #10578504

77,000 miles · Apr 7, 2014
Engine

JULY 2013 HAD HUB BEARINGS REPLACED IN ORDER FOR CAR TO PASS INSPECTION. ISSUE WITH "SERVICE TRACTION CONTROL" HAD NEVER OCCURRED THE PRIOR WINTERS -- CAR SLOWS DOWN, ENGINE SLOWS DOWN -- THIS JUST STARTED HAPPENING AFTER THE HUB BEARINGS WERE REPLACED. ON MARCH 23, 2014, AFTER PAYING TOLLS ON THE TURNPIKE, THE "SERVICE TRACTI…

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JULY 2013 HAD HUB BEARINGS REPLACED IN ORDER FOR CAR TO PASS INSPECTION. ISSUE WITH "SERVICE TRACTION CONTROL" HAD NEVER OCCURRED THE PRIOR WINTERS -- CAR SLOWS DOWN, ENGINE SLOWS DOWN -- THIS JUST STARTED HAPPENING AFTER THE HUB BEARINGS WERE REPLACED. ON MARCH 23, 2014, AFTER PAYING TOLLS ON THE TURNPIKE, THE "SERVICE TRACTION CONTROL" WARNING AGAIN APPEARED (NO SNOW, NOTHING TO TRIGGER THE WARNING) AND THEN MY CAR STOPPED, NO POWER...THE STEERING LOCKED...FORTUNATELY I WAS GOING SLOW ENOUGH AND SOMEHOW MADE IT TO THE BREAKDOWN LANE. CAR HAD ABSOLUTELY NO POWER...COMPLETELY DEAD. WAITED ABOUT 1/2 HOUR AND WAS ABLE TO RESTART. CALLED GM 3/25 WHO CONTACTED THE DEALER FOR AN APPOINTMENT FOR ME. DEALER NEVER CALLED ME (NOW 4/7/14). I HAVE PLACED ANOTHER CALL TO GM. THE VEHICLE SHOULD NOT COMPLETELY SHUT DOWN. ASKED GM IF THERE WAS A RECALL AND WAS TOLD NO. I HOPE OTHERS WHO EXPERIENCE THIS WILL FILE COMPLAINTS SO THAT THEY WILL RECALL. HAD I BEEN IN A DIFFERENT LANE, I MAY HAVE HAD SOMEONE CRASH INTO ME AT 65 MPH AND I PROBABLY WOULD NOT BE ALIVE. THIS NEEDS TO BE RECALLED. TOO DANGEROUS. *TR

NHTSA ODI #10578066

51,042 miles · Apr 2, 2014
Engine

I WAS DRIVING ON HWY 41 N IN SOUTH GEORGIA AND MY ENGINE LIGHT COMES ON AND 3 MESSAGES COME UP: 1) SERVICE STABILTRAC, 2) SERVICE TRACTION CONTROL, 3( ENGINE POWER REDUCING (AND IT DID). THEN THE CAR SEEMS TO WANT TO STOP OR HESITATE LIKE ITS RUNNING OUT OF GAS (STILL HAVE HALF TANK). I BECOME AFRAID I PULL OVER AND PUT CAR IN …

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I WAS DRIVING ON HWY 41 N IN SOUTH GEORGIA AND MY ENGINE LIGHT COMES ON AND 3 MESSAGES COME UP: 1) SERVICE STABILTRAC, 2) SERVICE TRACTION CONTROL, 3( ENGINE POWER REDUCING (AND IT DID). THEN THE CAR SEEMS TO WANT TO STOP OR HESITATE LIKE ITS RUNNING OUT OF GAS (STILL HAVE HALF TANK). I BECOME AFRAID I PULL OVER AND PUT CAR IN PARK AND IT'S LIKE THE CAR WANTS TO SHUT OFF BUT IT DOESN'T UNTIL I SHUT THE ENGINE DOWN (WHEN I SLOWED DOWN THE CAR STARTED SHAKING). I BOUGHT THIS CAR LESS THAN SIX MONTHS BACK AND IT HAD ONLY 46,000 MILES ON IT. NOW I HERE SOME RATTLING COMING FROM SOME WHERE AROUND THE WHEEL. I HAVE READ MANY OTHER COMPLAINTS ALMOST IDENTICAL TO MINE. TODAY 4/2/2014 THE ENGINE LIGHT IS ON BUT I DON'T SEE ANY OF THE WARNINGS AND THE CAR HAS NOT HESITATED AS BADLY AS IT DID YESTERDAY. BUT FROM WHAT I HAVE RESEARCHED ON THIS MATTER GM NEEDS TO ISSUE A RECALL AND ADDRESS THIS MATTER AS IT COULD CAUSE BE THE MAKING OF SOME SERIOUS LAW SUITS. *TR

NHTSA ODI #10576655

Official recalls

2

14V355000 · 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

0

No exact-year investigations in this snapshot.