MyCarTSB

2009 Chevrolet Impala Engine Problems

66 owner-reported engine complaints from NHTSA data

66
Complaints
1
Crashes
1
Fires
Jan 2013Dec 2014
Date Range

Data sourced from NHTSA public database. For informational purposes only. Always consult a qualified mechanic.

Owner Complaints (66)

highENGINE
Filed: Mar 2025

Your transmission may not be shifting properly or responding as expected. This could affect how your car accelerates or changes gears while driving. A transmission inspection and fluid check would be the first step to diagnose the issue.

Parts you may need:

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NHTSA #: 11647219
mediumENGINE
Filed: Feb 2025

Your car makes a rumbling noise when you start the engine. This could indicate an issue with the engine's internal components or ignition system that should be inspected by a mechanic.

NHTSA #: 11640271
mediumENGINE
Filed: Jul 2022

The contact owns a 2009 Chevrolet Impala. The contact stated that upon purchasing the vehicle from an independent mechanic, the check engine warning light was illuminated. The mechanic informed her that the vehicle was included in an unknown recall. The independent mechanic took the vehicle to the dealer for the recall repair. A month after the repair, the check engine warning light reappeared. The dealer nor the manufacturer had yet to be notified of the failure. The vehicle had yet to be repaired. The failure mileage was approximately 156,000.

NHTSA #: 11474856
mediumENGINE
Filed: Jul 2020

THIS HAS BEEN HAPPENING FOR SEVERAL YEARS, AND HAPPENED AGAIN YESTERDAY..... PULLED OUT ONTO 4 LANE DIVIDED HIGHWAY AND TRACTION CONTROL LIGHT CAME ON, DASH SAID "ENGINE POWER REDUCED", BUT DID NOT SEEM TO BE SIGNIFICANTLY LOW ON POWER. DROVE ABOUT 5 MILES DOWN THE ROAD, THEN CAR SUDDENLY DIED. WAS ABLE TO PULL OVER TO SIDE OF THE ROAD (WITH THREE SMALL CHILDREN IN THE VEHICLE), TRIED TO RESTART THE CAR BUT DISPLAY SAID "STARTING DISABLED, SERVICE THROTTLE". WAITED ABOUT 5 MINUTES AND CAR RESTARTED. WAS ABLE TO DRIVE HOME, NO REDUCED POWER BUT CHECK ENGINE LIGHT REMAINED ON. I HAVE SEEN MANY COMMENTS ONLINE FROM OTHERS WHO OWN SIMILAR GM VEHICLES THAT HAVE HAD SIMILAR ISSUES. WE HAVE ALSO HAD SIMILAR ISSUES WITH OUR 2011 SUBURBAN, ALTHOUGH NO STALLING. THERE SHOULD BE AN IMMEDIATE RECALL FOR ALL 2008 - 2011 GM VEHICLES TO REPAIR THIS ISSUE, MOST LIKELY ACCELERATOR PEDAL POSITION SENSOR.

NHTSA #: 11341568
mediumENGINE
Filed: Jul 2019

TL* THE CONTACT OWNS A 2009 CHEVROLET IMPALA. THE CONTACT STATED THAT SEVERAL WARNING INDICATORS ILLUMINATED, INCLUDING THE ABS, AIR BAG, SERVICE TRACTION CONTROL, AND STABILITY CONTROL. THE CONTACT ALSO HEARD BANGING NOISES COMING ROM THE REAR OF THE VEHICLE, RESULTING IN ROUGH DRIVING. THE MANUFACTURER WAS NOTIFIED AND ADVISED THE CONTACT TO TAKE THE VEHICLE TO A DEALER. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE FAILURE MILEAGE WAS UNKNOWN.

NHTSA #: 11240645
mediumENGINE
Filed: Dec 2018

EARLIER THIS YEAR MY CAR STARTED FLASHING A "REDUCE ENGINE POWER" AND "SERVICE TRACTION CONTROL" TOGETHER. MY CAR SOUNDED LIKE IT WAS WORKING HARDER TOO BUT I WAS CITY DRIVING LESS THAN 30MPH SO I DIDN'T OTHERWISE NOTICE PROBLEMS. THIS HAPPENED RARELY. A FEW MONTHS LATER I WAS ON THE FREEWAY JUST GETTING ON (FLAT ROAD) AND THE WARNINGS CAME ON SUDDENLY. THEN AS I GOT OVER 40MPH, MY CAR ENGINE SHUT DOWN AND MY STEERING WHEEL LOCKED. LUCKILY I WAS ABLE TO MAKE A SLIGHT TURN OFF MY WHEELS ENOUGH TO GET TO THE SIDE OF THE ROAD. MY CAR FLASHES THESE RANDOMLY AFTER RANDOM LENGTHS OF TIME OF THE CAR BEING ON AND DRIVEN AND IT'S ALMOST A DAILY OCCURRENCE. I'VE SEEN ONLINE NO ONE HAS BEEN ABLE TO SOLVE THE ISSUE.

NHTSA #: 11155413
mediumENGINE,FUEL/PROPULSION SYSTEM
Filed: Oct 2018

CAR DRIVES FOR 15 MINUTES THEN DISPLAY AN "ENGINE POWER REDUCED" AND "SERVICE TRACTION CONTROL" LIGHT. CAR HESITATES TO ACCELERATE THE EVENTUALLY CUTS OFF AFTER A "SERVICE THROTTLE BODY LIGHT" COMES ON. CAR CUT OFF ON THE HIGHWAY AT 70MPH. WHENEVER THERE IS A PROBLEM WITH THE CAR THESE LIGHTS COME ON. IT DOESN'T SPECIFY WHAT THE ACTUAL PROBLEM IS.

NHTSA #: 11133048
mediumENGINE,FUEL/PROPULSION SYSTEM
Filed: Jul 2018

BAD SOLENOID IN TRANSMISSION CAUSES CAR TO JERK UPON ACCELERATION. TRANSMISSION SLIPS. USUALLY HAPPENS TAKING OFF FROM A STOP WITH A SLOW ACCELERATION. FEELS LIKE BEING REAR ENDED AND CAN CAUSE SLUGGISH ACCELERATION. PROBLEM NEEDS TO BE ADDRESSED WITH A RECALL AS MANY OTHER IMPALA DRIVERS HAVE EXPERIENCED THIS SAME ISSUE. ISSUE HAS HAPPENED AT LEAST 9 TIMES WITHIN A 6 WEEK PERIOD.

NHTSA #: 11113292
mediumENGINE
Filed: Jun 2018

"LOW OIL PRESSURE LIGHT, SHUT OFF ENGINE" KEEPS COMING ON. OIL IS FULL. SO FAR I HAVE AIR BAG LIGHT, TRACTION CONTROL LIGHT, ENGINE LIGHT, ENGINE SPEED REDUCED LIGHT ALL ON! HOW ARE THESE AUTO'S NOT BEING RECALLED! I WILL NEVER OWN A CHEVY AGAIN! UNSAFE PIECE'S OF JUNK!

NHTSA #: 11100491
mediumENGINE
Filed: Dec 2017

MY TRACTION LIGHT COMES ON . WITH MY CHECK ENGINE LIGHT THEN MY POWER IS REDUED LIGHT COMES ON AT SAME TIME CAR HAS NO POWER CANT HARDLY GET IT TO MOVE CANT ACCELERATE TO GET OUT OF WAY OF CARS. LIGHT IS COMING AND GOING STAY ON FOR A WHILE GO OFF THEN COME BACK IN DAY OR SO

NHTSA #: 11053932
mediumENGINE
Filed: Nov 2017

DISPLAYS "REDUCED ENGINE POWER" ON THE DASHBOARD AND THE ENGINE LIGHT IS ON

NHTSA #: 11045586
mediumENGINE
Filed: Oct 2017

ENGINE LIGHT COMES ON AND REDUCE POWER WARNING COMES ON THEN ENGINE SHUTS OFF.

NHTSA #: 11033394
mediumENGINE
Filed: Jul 2017

TL* THE CONTACT OWNS A 2009 CHEVROLET IMPALA. THE CONTACT STATED THAT WHILE DRIVING AT VARIOUS SPEEDS, THE "SERVICE TRACTION CONTROL MODULE: ENGINE POWER REDUCED BY 50%" WARNING MESSAGE DISPLAYED. THE CONTACT STATED THAT THE VEHICLE STALLED WITHOUT WARNING ON SEVERAL OCCASIONS. MONTGOMERY CHEVROLET OF LOUISVILLE, KENTUCKY WAS MADE AWARE OF THE FAILURE AND STATED THAT THERE WAS NO RECALL AND THAT THERE WOULD BE NO SERVICE PROVIDED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS APPROXIMATELY 125,000.

NHTSA #: 11006145
mediumENGINE
Filed: Mar 2017

VEHICLE SERVICED BY FIRESTONE COMPLETE AUTO CARE, NOVEMBER, DECEMBER 2016 VEHICLE WAS IN MOTION, ON A CITY STREET VEHICLE EXHIBITED REDUCED ENGINE POWER, RAN ROUGH, TRIGGERED ENGINE ERROR ALARM. DIAGNOSTIC BY FIRESTONE REVEALED A PEDAL POSITION SENSOR ERROR, ERROR CODE ' P2122, RESULTED IN REPLACEMENT OF ACCELERATOR PEDAL ASSEMBLY, REMOVAL & REPLACEMENT OF THROTTLE POSITION SENSOR. VEHICLE WAS IN MOTION, ON A CITY STREET UPON RETURN OF THE VEHICLE TO THE OWNER, REPLACEMENT OF ACCELERATOR PEDAL THROTTLE POSITION SENSOR RESULTED IN INTERMITTENT, DANGEROUSLY UNCONTROLLED VEHICLE ACCELERATION, VEHICLE WAS TOWED BACK TO FIRESTONE REPAIR SHOP. UNCONTROLLED VEHICLE ACCELERATION WAS RESOLVED BY REPLACEMENT OF THROTTLE BODY ASSEMBLY. THE CONDITIONS INITIALLY DESCRIBED, REDUCED ENGINE POWER, ROUGH IDLE WAS PREDICTED IN A LETTER, DATED NOVEMBER 2015 AS RECEIVED BY OWNER FROM GENERAL MOTORS CHEVROLET DIVISION REGARDING A DO NOT RETURN TO DEALER ORDER, ALL IN BOLD LETTERS AND UNDER LINED. FURTHER INSTRUCTION CLEARLY COMMUNICATED THAT THE ISSUE WOULD NOT BE ADDRESSED UNLESS THE ISSUE ACTUALLY OCCURRED AND HAD TO BE WITHIN STRICT TIME CUT OFF RELATED TO WHEN VEHICLE WAS PLACED IN TO SERVICE OR UNDER 120,000 MILES. ANY POSSIBLE REPAIRS ONCE APPROVED FOR THE CONDITIONS DESCRIBED WERE COVERED UNDER A SPECIAL COVERAGE PROGRAM. THE ISSUE CREATED A CLEAR AND OBVIOUS DANGEROUS SAFETY ISSUE AND SHOULD HAVE BEEN MANAGED AS A SAFETY RECALL NOT A DO NOT RETURN TO DEAL ORDER AND MANAGED AS A SPECIAL COVERAGE PROGRAM. OWNERS OF VEHICLES WITH THE ISSUE OR THE POTENTIAL FOR THIS ISSUE TO OCCUR, VICTIMS RESULTING FROM THIS ISSUE SHOULD BE COMPENSATED FOR ALL REPAIR FEES AND LIABILITY CLAIMS RESULTING FROM THIS ISSUE AS REPORTED HERE TODAY.

NHTSA #: 10968525
mediumENGINE
Filed: Oct 2016

MY CAR'S ENGINE POWER WAS SEVERELY REDUCED SUDDENLY WHEN I WAS DRIVING ON INTERSTATE HIGHWAY 275 NORTH IN TAMPA, FL. A MESSAGE SHOWED ON THE DASH: " REDUCED ENGINE POWER, SERVICE TRACTION CONTROL" AND THE CHECK ENGINE LIGHT WAS ON. THIS HAPPENED TODAY AROUND 7 PM ON OCT 30, 2016. MY CAR IS A CHEVY IMPALA 2009. I SEARCHED ONLINE AND FOUND THOUSANDS OF MESSAGES ABOUT THE SAME ERROR MESSAGE OF REDUCED ENGINE POWER ON MANY MODELS OF GM CARS INCLUDING IMPALA, MALIBU, TRAILBLAZER, SILVERADO. THIS WORRIES ME VERY MUCH AS SO MANY SAME ERROR MESSAGES AND ENGINE PROBLEMS HAPPENED ON SO MANY GM CARS. MY RESEARCH SHOWS THAT GM HAS DONE NOTHING TO RESOLVE THIS PROBLEM YET. SO THIS IRRESPONSIBILITY OF GM ON THIS SPECIFIC ISSUE PUT THE LIVES OF HUNDREDS OF THOUSANDS OF DRIVERS IN DANGER. I HOPE NHTSA LOOKS INTO THIS PROBLEM AND PRESSURE GM TO ISSUE A RECALL IF POSSIBLE TO TAKE CARE OF THIS SERIOUS PROBLEM. THANK YOU! *TR

NHTSA #: 10920121
mediumENGINE
Filed: Jun 2016

REDUCED ENGINE POWER APPEARED FOLLOWED BY CHECK TRACTION CONTROL. THEN SYMBOL FOR CHECK TRACTION CONTROL AND ENGINE COMPLETELY IN PASSING LANE ON INTERSTATE 80. CHECK ENGINE SYMBOL ALSO LIT, CAR COMPLETELY DIED AND WOULD NOT RESTART. APPROX 15 MIN LATER, IT DID START WITH CHECK ENGINE SYMBOL LIGHTED.

NHTSA #: 10873568
mediumENGINE
Filed: Apr 2016

TL* THE CONTACT OWNS A 2009 CHEVROLET IMPALA. THE CONTACT STATED THAT OIL WAS LEAKING FROM THE ENGINE COMPARTMENT. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHERE IT WAS CONFIRMED THAT ENGINE OIL WAS LEAKING ONTO THE EXHAUST MANIFOLD. THE REMEDY WAS UNKNOWN. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE CONTACT REFERENCED NHTSA CAMPAIGN NUMBER: 15V701000 (ENGINE AND ENGINE COOLING); HOWEVER, THE VIN WAS NOT INCLUDED. THE FAILURE MILEAGE WAS APPROXIMATELY 63,000.

NHTSA #: 10860986
mediumENGINE
Filed: Feb 2016

I WAS WAITING AT A STOP LIGHT. WHEN THE SIGNAL TURNED GREEN, I TURNED AND AS I WAS TURNING MY CAR BEGAN TO DECELERATE AND SHUT DOWN. I HAD TO STEER HARD TO PULL OVER TO GET OUT OF TRAFFIC. I PULLED ALONGSIDE THE ROAD. THINKING MAYBE IT WAS LOW ON FUEL, I HAD MY BROTHER GET GAS AND WE PUT GAS IN IT. HOWEVER, IT WOULD NOT START. SAT FOR MAYBE 20 MINUTES TO SEE IF IT. NOTHING HAPPENED. MY SISTER CAME TO GIVE ME A JUMP THINKING THAT I NEEDED ONE. HOWEVER, NO LUCK AT ALL. HAD TO PULL THE CAR HOME. THE MECHANIC THOUGHT THAT IT WAS MY STARTER, PUT THE STARTER ON AND STILL NOTHING. THE END RESULT, MY ENGINE HAS SEIZED ON ME!!

NHTSA #: 10837316
mediumENGINE
Filed: Dec 2015

TL* THE CONTACT OWNS A 2009 CHEROLET IMPALA. WHILE DRIVING AT VARIOUS SPEEDS, THE VEHICLE WOULD SUDDENLY LOSE POWER AND SLOW DOWN BEFORE STALLING AND SHUTTING OFF. WHEN THE FAILURE OCCURRED, THE CHECK ENGINE LIGHT ILLUMINATED. THE CAUSE OF THE FAILURE WAS NOT DIAGNOSED OR REPAIRED. THE FAILURE MILEAGE WAS 85,000.

NHTSA #: 10809427
mediumENGINE AND ENGINE COOLING,AIR BAGS
Filed: Jun 2015

THE SERVICE ENGINE LIGHT GOES ON INTERMITTENTLY. SOMETIMES STAYS OFF FOR UP TO A WEEK AND THEN COMES BACK ON. TOOK IT TO CHEVY DEALERSHIP AND WAS TOLD THE MODULE FOR THE DRIVER'S SIDE AIR BAG NEEDS TO BE REPLACED AT A COST TO ME OF $730- HOW CAN SOMETHING LIKE THIS HAPPEN WHEN THERE HAS BEEN NO ACCIDENT, LOW MILEAGE OR ANY TYPE OF "BUMPING" TO THE VEHICLE. I FEEL THIS IS A SAFETY ISSUE THAT GM SHOULD RESOLVE. UPON LOOKING INTO THIS COMPLAINT ON THE INTERNET, I SEE THERE ARE QUITE A FEW THAT HAVE THIS SAME PROBLEM. THIS IS SOMETHING THAT WOULD EFFECT ANY DRIVER WITH THIS PROBLEM IF THERE IS A SERIOUS ACCIDENT AND THE AIR BAGS DO NOT GO OFF AS INTENDED...UPDATED 10/20/15 *BF UPDATED 11/09/15*LJ.....UPDATED 08/11/16 *BF UPDATED 1/20/2016 *JS... UPDATED 10/26/2017*CN

NHTSA #: 10726252
mediumENGINE
Filed: May 2015

TL* THE CONTACT OWNS A 2009 CHEVROLET IMPALA. WHILE DRIVING 65 MPH, THE ENGINE WARNING LIGHT ILLUMINATED AND RECURRED MULTIPLE TIMES BEFORE THE VEHICLE STALLED. THE VEHICLE WAS TAKEN TO THE DEALER WHERE THE TECHNICIAN DIAGNOSED THAT THE ENGINE FAILED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE VEHICLE WAS REPAIRED. THE APPROXIMATE FAILURE MILEAGE WAS 76,000.

NHTSA #: 10722218
mediumENGINE
Filed: Apr 2015

THE CAR STATES SERVICE TRACTION CONTROL-ENGINE POWER IS REDUCED. WHILE DRIVING THE HIGHWAY THE CAR COMPLETELY SHUT OFF AND HAD TO WAIT ABOUT 10 MINUTES BEFORE BEING ABLE TO START IT AGAIN. I DRIVE HIGHWAY DAILY AND HAVE A (XXX) YEAR OLD SON THAT RIDES WITH ME THIS IS A SAFETY HAZARD FOR THE BOTH OF US. *TRPARTS 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 #: 10703852
mediumENGINE
Filed: Mar 2015

TL*THE CONTACT OWNS A 2009 CHEVROLET IMPALA. THE CONTACT STATED THAT THE CHECK ENGINE LIGHT, THE SERVICE TRACTION CONTROL AND THE CHECK THROTTLE ASSEMBLY WARNING LIGHTS ILLUMINATED AS THE VEHICLE STALLED. THE VEHICLE WAS TAKEN TO THE DEALER WHERE THE THROTTLE BODY, THE TRACTION CONTROL MODULES WERE REPLACED AND REPROGRAMMED BUT THE FAILURE PERSISTED. THE FAILURE MILEAGE WAS 142,000.

NHTSA #: 10702478
mediumENGINE
Filed: Mar 2015

I WAS JUST GETTING OFF OF WORK AND ON MY WAY TO GRAB SOMETHING TO EAT. AS I BEGAN TO MAKE A LEFT AT A TRAFFIC LIGHT THE SERVICE TRACTION AND REDUCED ENGINE SPEED LIGHT CAME ON. I COULD NOT GO MORE THAT 30 MPH AND IT BEGAN JERKING SO MUCH THAT I THOUGHT THE CAR WAS GOING TO SHUT OFF. I HAVEN'T DRIVEN IT SINCE BECAUSE I STILL HAVE TO FIT IT. THIS IS MY ONLY TRANSPORTATION AND IF I WAS ON THE FREEWAY IT COULD HAVE BEEN A HUGE ACCIDENT BECAUSE THE CAR JUST DROPPED IN SPEED WITH NO WARNING. I'VE SEEN THAT A LOT OF PEOPLE HAVE THIS ISSUE. IS GM LOOKING INTO THIS. THIS IS SOMETHING THEY SHOULD FIX WITH NO CHARGE ESP IF ITS HAPPENING TO A LOT OF PEOPLE. *TR

NHTSA #: 10694877
mediumENGINE
Filed: Feb 2015

I OWN A 2009 CHEVROLET IMPALA. I WAS DRIVING ON THE HIGHWAY AT 65 MPH WHEN THE CHECK ENGINE LIGHT, TRACTION CONTROL LIGHT AND ENGINE POWER REDUCED LIGHT CAME ON. A FEW MINUTES LATER, IN HEAVY TRAFFIC IT SAID ENGINE SHUTTING DOWN AND THERE WAS A SHORT COUNTDOWN DISPLAYED BEFORE THE ENGINE DIED COMPLETELY. THIS IS VERY DANGEROUS AND I AM LUCKY TO HAVE BEEN ABLE TO GET OVER TO THE SHOULDER WITHOUT GETTING HIT. *TR

NHTSA #: 10690081
mediumENGINE
Filed: Feb 2015

TL* THE CONTACT OWNS A 2009 CHEVROLET IMPALA. WHILE DRIVING APPROXIMATELY 65 MPH, THE VEHICLE STALLED AND SHUT OFF WITHOUT WARNING. THE VEHICLE RESTARTED AFTER NUMEROUS ATTEMPTS. THE ENGINE POWER REDUCED WARNING INDICATOR ILLUMINATED CONTINUOUSLY. THE FAILURE OCCURRED ON SEVERAL OCCASIONS. THE VEHICLE WAS TAKEN TO A DEALER, BUT WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOT MADE AWARE OF THE ISSUE. THE FAILURE MILEAGE WAS 50,000. THE VIN WAS NOT AVAILABLE.

NHTSA #: 10683233
mediumENGINE
Filed: Feb 2015

TL*THE CONTACT OWNS A 2009 CHEVROLET IMPALA. THE CONTACT STATED THAT WHILE DRIVING AT APPROXIMATELY 35 MPH AND ENCOUNTERING THE RAILROAD TRACKS, THE ENGINE STALLED WITHOUT WARNING. THE VEHICLE WAS RESTARTED AND RESUMED TO NORMAL. THE FAILURE RECURRED TWICE. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS 130,000.

NHTSA #: 10682571
mediumENGINE
Filed: Dec 2014

TL* THE CONTACT OWNS A 2009 CHEVROLET IMPALA. THE CONTACT STATED THAT WHILE DRIVING APPROXIMATELY 60 MPH, THE VEHICLE STALLED AS THE TRACTION CONTROL WARNING LIGHT ILLUMINATED. THE VEHICLE WAS ABLE TO RESTART. THE VEHICLE WAS SHUT OFF AND FAILED TO RESTART. AS A RESULT, THE VEHICLE WAS TOWED TO THE DEALER WHERE IT WAS DIAGNOSED THAT THE ENGINE CONTROL MODULE NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 80,000.

NHTSA #: 10667147
mediumENGINE
Filed: Dec 2014

TL* THE CONTACT OWNS A 2009 CHEVROLET IMPALA. THE CONTACT STATED THAT WHILE DRIVING APPROXIMATELY 50 MPH, THE SPEED REDUCED WARNING LIGHT ILLUMINATED AS THE INTERIOR LIGHTS ILLUMINATED AND A CHIME SOUNDED. IN ADDITION, THE VEHICLE REDUCED IN SPEED TO 30 MPH AND THE VEHICLE FAILED TO ACCELERATE. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC, WHO DIAGNOSED THAT THE THROTTLE CONTROL SENSORS NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 40,000.

NHTSA #: 10664853
mediumENGINE AND ENGINE COOLING,TRACTION CONTROL SYSTEM
Filed: Dec 2014

THE TRACTION CONTROL SUDDEN WENT OFF - TRACTION CONTROL LIGHT ON AND SERVICE ENGINE LIGHT BOTH ON - FIRST TIME OF REALLY COLD WEATHER/RAIN SNOW. DID IT ONE MORE TIME AND THEN TRACTION CONTROL LIGHT IS OFF AND SERVICE ENGINE IS ON - I SEE THAT THIS IS A HUGE PROBLEM WITH THE IMPALA AND EXTREMELY EXPENSIVE TO "POSSIBLY" REPAIR. *TR

NHTSA #: 10662733
mediumENGINE AND ENGINE COOLING
Filed: Nov 2014

DRIVING ALONG AT 40 MPH, TRACTION LIGHT, ENGINE LIGHT, POWER REDUCING MESSAGE AND ALL OF A SUDDEN CAR QUITS IN MIDDLE OF BUSY HIGHWAY DURING RUSH HOUR. ABLE TO COAST TO MIDDLE BETWEEN TWO LANES OF TRAFFIC GOING BOTH WAYS. SAT FOR AWHILE AND CAR STARTED. THIS IS THE SECOND SUCH MISHAP. *TR

NHTSA #: 10654205
mediumENGINE
Filed: Oct 2014

TL* THE CONTACT OWNS A 2009 CHEVROLET IMPALA. THE CONTACT STATED THAT WHEN APPROACHING A STOP, THE "LOW OIL PRESSURE SHUT OFF ENGINE IMMEDIATELY" WARNING LIGHT ILLUMINATED. THE CONTACT CHECKED THE OIL CONSUMPTION AND WAS THERE WAS NO SHORTAGE OF OIL. THE CONTACT MENTIONED THAT THE FAILURE RECURRED TWICE. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 68,000.

NHTSA #: 10650449
mediumENGINE
Filed: Sep 2014

TL* THE CONTACT OWNS A 2009 CHEVROLET IMPALA. THE CONTACT STATED THAT WHILE ATTEMPTING TO START THE VEHICLE, IT MADE AN ABNORMAL THUMPING SOUND LASTING THIRTY SECONDS. THE PROBLEM RECURRED MULTIPLE TIMES. THE VEHICLE WAS THE TAKEN TO A DEALER. THE TECHNICIAN DIAGNOSED THAT THE LEFT TEMPERATURE ACTUATOR ASSEMBLY NEEDED TO BE REPLACED. THE VEHICLE WAS REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 37,006.

NHTSA #: 10632455
mediumENGINE
Filed: Sep 2014

TL* THE CONTACT OWNS A 2009 CHEVROLET IMPALA. THE CONTACT STATED THAT WHILE DRIVING APPROXIMATELY 55 MPH, THE VEHICLE SUDDENLY SHUT OFF. THE CONTACT WAS ABLE TO SWITCH THE SHIFTER TO THE NEUTRAL POSITION AND RESTARTED THE ENGINE. THE VEHICLE RESUMED OPERATION AS NORMAL. THE CONTACT INDICATED THAT THE FAILURE HAD OCCURRED ON MULTIPLE OCCASIONS. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE VIN WAS NOT AVAILABLE. THE FAILURE MILEAGE WAS 100,000.

NHTSA #: 10630576
mediumENGINE
Filed: Jul 2014

TL* THE CONTACT OWNS A 2009 CHEVROLET IMPALA. THE CONTACT WAS DRIVING APPROXIMATELY 60 MPH WHEN THE CHECK ENGINE INDICATOR ILLUMINATED AS THE VEHICLE STALLED. THE VEHICLE WAS ABLE TO BE RESTARTED AND PERFORMED NORMALLY WITHOUT ANY INDICATORS ILLUMINATED. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED. THE VIN WAS UNAVAILABLE. THE APPROXIMATE FAILURE MILEAGE WAS 7,600.

NHTSA #: 10617588
mediumENGINE,FUEL/PROPULSION SYSTEM
Filed: Jul 2014

I HAVE NOTICED A SORT OF JERKING OR CHUGGING FEELING WHILE TRAVELING AT DIFFERENT SPEEDS AND DIFFERENT ENVIRONMENTS, SUCH AS HIGHWAY AND CITY. THE PROBLEM DOES SEEM TO BE WORSENING. THE SERVICE TECHNICIAN AT THE DEALERSHIP REFERRED TO THIS AS A "FISHBITE". I DID NOT SEEM TO REALLY NOTICE THE PROBLEM UNTIL REPAIR WAS MADE TO THE MANIFOLD AND CRANK CASE GASKETS, DUE TO A SEVERE OIL LEAK. THE DEALERSHIP DID LOOK INTO MY CONCERN FOR THE "FISHBITE", BUT A CODE WAS NOT FOUND AND THEY WERE UNABLE TO DUPLICATE THE PROBLEM. IS THIS A PRECURSOR TO THE OTHER COMPLAINTS INVOLVING LOSS OF POWER WHILE DRIVING? *TR

NHTSA #: 10607672
mediumENGINE
Filed: Jul 2014

TL* THE CONTACT OWNS A 2009 CHEVROLET IMPALA. THE CONTACT STATED THAT WHILE DRIVING APPROXIMATELY 35 MPH, THE REDUCED POWER WARNING MESSAGE AND THE TRACTION CONTROL WARNING LIGHT ILLUMINATED. THE CONTACT STATED THAT THE VEHICLE STALLED AND COULD BE RESTARTED. THE CONTACT MENTIONED THAT WHEN THE VEHICLE WAS RESTARTED, THE ENGINE WARNING LIGHT ILLUMINATED. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE VIN WAS UNAVAILABLE. THE APPROXIMATE FAILURE MILEAGE WAS 51,070.

NHTSA #: 10607683
mediumENGINE AND ENGINE COOLING,ELECTRICAL SYSTEM
CrashFiled: Jun 2014

I HAVE BEEN HAVING PROBLEMS WITH THIS RIGHT SIDE KNOCKING IN THE DASHBOARD FOR ALONG TIME. I'VE TAKEN IT TO THE DEALERSHIP BUT THAT NOT REALLY SURE OF WHAT IT IS. I WAS TOLD THAT IT COULD BE A SENSOR BUT HAD TO TAKE THE DASHBOARD TO ACTUALLY KNOW WHAT IT IS. I HAVEN'T GOTTEN FIXED BECAUSE I JUST DON'T WANT TO JUST BE SPENDING MONEY AND THAT'S NOT THE PROBLEM AND MY SERVICE AIR BAG LIGHT CAME ON 6/29/2014 AND ITS SAYING TO "SERVICE AIR BAG" AND THE TICKING HAS GOTTEN LOUDER ON THE RIGHT HAND SIDE IN THE DASHBOARD. *TR

NHTSA #: 10607176
mediumENGINE AND ENGINE COOLING,TRACTION CONTROL SYSTEM
Filed: Jun 2014

I WAS DRIVING ABOUT 25MPH IN TOWN AND MY SERVICE TRACTION CONTROL LIGHT CAME ON FOLLOWED BY ENGINE REDUCE POWER LIGHT. *TR

NHTSA #: 10604977
mediumENGINE
Filed: Jun 2014

I AM COMPLAINING ABOUT AN INCIDENT THAT HAPPENED TO ME ON SATURDAY, JUNE 14TH 2014. I WAS DRIVING ABOUT 70 MPH (I HAVE A 2009 CHEVROLET IMPALA) WHEN MY CHECK ENGINE LIGHT CAME ON. NOT LONG AFTER THAT DID I NOTICE THAT MY ENGINE HAD SHUT OFF AND MY POWER STEERING HAD WENT OUT. COME TO FIND OUT TODAY (6/17/2014), GM HAD AN IGNITION RECALL. SINCE THE SAME EXACT DESCRIPTION HAPPENED TO MY VEHICLE I THOUGHT FOR SURE THAT IT WAS UNDER THE RECALL. I TRIED TO CALL MY LOCAL DEALER TO GET IT RESOLVED, AND SHOCKINGLY MY CAR DID NOT HAVE A RECALL UNDER IT. I TRIED TO CALL GM DIRECTLY AND TELL THEM WHAT HAPPENED TO ME, BUT THEY SAID THAT THEY COULD NOT HELP ME BEING THAT MY CAR WAS NOT UNDER THE RECALL. MY CONCERN IS THAT GM IS NOT TAKING FULL RESPONSIBILITY FOR ALL OF THESE INCIDENTS. ITS JUST NOT RIGHT, ITS NOT GOOD BUSINESS ON THEIR BEHALF, AND ITS NOT ETHICAL. IF ANY OF MY DRIVING CONDITIONS HAD BEEN DIFFERENT, I COULD HAVE BEEN INVOLVED IN A LETHAL ACCIDENT. NOT ONLY DOES IT POSE A THREAT TO MYSELF, BUT IF I HAD OTHER PASSENGERS IN MY VEHICLE AND ALSO OTHER DRIVERS ON THE ROAD. SOMETHING HAS TO BE DONE ABOUT THIS AND GM NEEDS TO TAKE FULL RESPONSIBILITY FOR THE FAULTS THAT THEY PRODUCED. *TR

NHTSA #: 10598942
mediumENGINE AND ENGINE COOLING,ENGINE
Filed: Jun 2014

TL* THE CONTACT OWNS A 2009 CHEVROLET IMPALA. THE CONTACT STATED THAT WHILE DRIVING AT AN UNKNOWN SPEED, THE TRACTION CONTROL, EMISSIONS AND ENGINE LIGHTS ILLUMINATED ON THE INSTRUMENT PANEL. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC.THE TECHNICIAN WAS UNABLE TO DIAGNOSE THE FAILURE. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS 70,000 AND THE CURRENT MILEAGE WAS UNKNOWN.

NHTSA #: 10597886
mediumENGINE
Filed: May 2014

DRIVING UNDER NORMAL CONDITIONS THE VEHICLE SPEED SUDDENLY AND WITHOUT WARNING LOSS OF VEHICLE FORWARD MOTION, DROPPING TO APPROX 25 MPH. "ENGINE POWER REDUCED" AND TRACTION SERVICE LIGHT CAME ON. THIS HAS HAPPENED REPEATEDLY CAUSING A TRAFFIC DANGER PROBLEM. RETURNED TO DEALER A NUMBER OF TMES. PROBLEM CONTINUES, SUDDENLY AND WITHOUT WARNING LOSS OF POWER ON ROADWAY. EXTRAEMLY DANGEROUS IN THE HEAVY TRAFFIC CONDITIONS OF SUDDEN INEXPLICABLE LOSS OF VEHICLE FORWARD MOTION. HAVE TO PUT ON SAFETY FLASHERSAND MOVE TO FAR RIGHT OF ROADWAY AREA. .*TR

NHTSA #: 10595038
mediumENGINE
Filed: May 2014

AFTER PURCHASING THIS "ONE OWNER DRIVEN BY [XXX] CAR ON MARCH 27, 2014 WE HAVE FALLEN IN LOVE WITH THE CAR .SUPPOSEDLY PURCHASED FROM THE DEALER WERE THE ORIGINAL OWNER TRADED IT IN.WITH ONLY APPROX. 34,800 MILES....SO MUCH SO WE PURCHASED ANOTHER ONE...A 2014 (NOT NEW BODY STYLE). I'M DRIVING HOME FROM WORK AT ABOUT 6:45AM ON A NORMAL SUNNY MORNING IN A RESIDENTIAL NEIGHBORHOOD WHEN ALL OF A SUDDEN I GET AN ALERT STATING "REDUCED ENGINE POWER/SERVICE TRACTION CONTROL ALERT...THE CALL LOST MOST POWER AND WAS SHIFTING STRANGELY...I HAVE DONE SOME INTERNET RESEARCH AND THIS SEEMS TO BE A COMMON PROBLEM WITH GM CARS BETWEEN 2008- AND 2011...WE HAVE ONLY MADE ONE PAYMENT ON THIS VEHICLE AND ARE CURRENTLY TRYING TO CONTACT THE DEALER AND WAITING ON A RETURN CALL.......THE SAME PROBLEM HAPPENED AGAIN LAST NIGHT AND HE BARELY MADE IT TO WORK....SOMETIMES WHEN THIS ALERT IS NOT ON THE ENGINE LIGHT IS ON...SOMETIMES NO LIGHTS AT ALL...BUT THIS IS POTENTIALLY A VERY DANGEROUS SITUATION ESPECIALLY IF TRAVELING AT A HIGH RATE OF SPEED ON EXPRESSWAY OR SOMETHING...IF GM IS AWARE OF THIS PROBLEM...WHICH THEY APPEAR TO BE BASED ON MY RESEARCH, THERE SHOULD BE A BULLETIN OR A RECALL AVAILABLE TO FIX SAID PROBLEM....I HOPE WE DO NOT HAVE TO PURSUE ANY FURTHER ACTION AGAINST GM AND THAT THE DEALER WILL MAKE THIS RIGHT...THIS CAR IS LIKE BRAND NEW!! *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 #: 10594477
mediumENGINE AND ENGINE COOLING,VISIBILITY
Filed: May 2014

I TOO HAVE SUFFERED FROM THE ACHING NOISE THAT COMES FROM THE BLEND DOOR ACTUATOR. I WAS ALSO TOLD BY THE DEALERSHIP THE FIRST TIME I TOOK IT, THAT THIS WAS A VERY COMMON PROBLEM IN THE IMPALAS. MY IMPALA WAS AT THE DEALERSHIP FOR A WEEK AND I WAS TOLD THE REASON THAT IT TOOK SO LONG WAS THAT THERE ARE THREE ACTUATORS AND THEY HAD TO FIGURE OUT WHICH ONE IT WAS OR CHARGE ME TO FIX ALL THREE BECAUSE THEY COULDN'T MAKE OUT WHICH ONE IT WAS. I PAID TO GET THE ONE FIX AND A COUPLE OF MONTHS LATER IT STARTED AGAIN. I TOOK IT BACK TO THE DEALERSHIP AND WAS TOLD THAT MAYBE THEY FIXED THE WRONG ONE AND I COULD PAY TO GET THE OTHER TWO FIXED. THIS IS A $40 PART THAT I PAID $238.00 TO GET FIXED. I DECLINED AND FOUND NUMEROUS YOUTUBE VIDEOS AND BLOGS REPORTING MODELS AS EARLY AS 2006 WITH THE SAME ISSUE. I HAVE ENCOUNTERED SEVERAL PEOPLE WHO HAVE HAD OR HAVE THE SAME ISSUE WITH THE "KNOCKING NOISE FROM THE DASH BOARD". I AM VERY SURPRISED AND DISHEARTENED THAT THIS A COMMON ISSUE WITH THESE MODELS AND YET GM HAS NOT ISSUED A RECALL. HOPEFULLY, I CAN GET OTHERS TO SPEAK OUT ON THIS ISSUE AND FILE COMPLAINTS. *TR

NHTSA #: 10593909
mediumENGINE
Filed: May 2014

TL* THE CONTACT OWNS A 2009 CHEVROLET IMPALA. THE CONTACT STATED WHILE TRAVELING 65 MPH, THE ENGINE LIGHT ILLUMINATED AND THE ENGINE SEIZED. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOTIFIED. THE FAILURE MILEAGE WAS 150,000 AND THE CURRENT MILEAGE WAS 150,220. THE VIN WAS NOT PROVIDED.

NHTSA #: 10588071
mediumENGINE
Filed: May 2014

TL* THE CONTACT OWNS A 2009 CHEVROLET IMPALA. THE CONTACT STATED THAT WHILE DRIVING APPROXIMATELY 70 MPH, THERE WAS A SUDDEN LOSS OF ENGINE POWER AS THE REDUCED ENGINE AND THE SERVICE TRACTION STABILITY SYSTEM WARNING LIGHTS ILLUMINATED. THE VEHICLE WAS TAKEN TO A DEALER WHERE THE FAILURE WAS UNABLE TO BE DIAGNOSED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE VEHICLE WAS NOT REPAIRED. THE APPROXIMATE FAILURE AND CURRENT MILEAGE WAS 8,337.

NHTSA #: 10586777
mediumENGINE AND ENGINE COOLING,POWER TRAIN
Filed: May 2014

WAS DRIVING DOWN THE HIGHWAY AND THEN ALL OF A SUDDEN THE TRACTION LIGHT CAME ON THEN I LOST COMPLETE POWER WHILE ON THE INTERSTATE GOING AT A SPEED OF 70MPH. I WAS IN THE FAR LEFT LANE AND HAD COMING TRAFFIC BEHIND ME. THE CAR COMPLETELY SHUT DOWN CAUSING ME TO LOSE ALL POWER ALMOST REAR ENDED AND TRYING TO MAKE MY WAY OVER CUTTING IN FRONT OF CARS SO THAT I WOULD NOT BE IN THE MIDDLE OF THE EXPRESSWAY WITH ON COMING TRAFFIC. WAS ABLE TO MAKE OVER TO THE MEDIAN AND THOUGHT IT WAS SOMETHING ELSE. SO THEN I WAITED THERE FOR 20 MIN UNTIL MY FRIEND ARRIVED TO HELP ME AND THE CAR CRANKED UP AND DROVE LIKE NOTHING WAS WRONG. SO I STARTED DRIVING AGAIN AND WITHIN 45 IT HAPPENED AGAIN. I WAITED A FEW MINS AND IT CRANKED UP. ABOUT A WEEK OR TWO LATER IT HAPPENED AGAIN AND HAS BEEN HAPPENING MORE. I DON'T MAKE MUCH MONEY AND DON'T HAVE IT TO TAKE TO A MECHANIC AND ITS MY ONLY SOURCE OF TRANSPORTATION. PLEASE LET ME KNOW IF THIS IS SOMETHING THAT HAS A RECALL. I HAVE SEEN AND READ THIS HAPPENING TO OTHER CARS IM WONDERING IF THEY MISSED A YEAR OR SOMETHING. *TR

NHTSA #: 10586118
mediumENGINE AND ENGINE COOLING,ELECTRICAL SYSTEM,ELECTRONIC STABILITY CONTROL (ESC)
Filed: Apr 2014

I WAS DRIVING MY 2009 CHEVY IMPALA TRAVELING AT ABOUT 45-50 MPH WHEN THE "REDUCE ENGINE POWER" MESSAGE CAME UP FOLLOWED BY "CHECK TRACTION CONTROL". THE CAR THEN BECAME SLUGGISH AND SLOWED DOWN TO ABOUT 15-20 MPH. IT THEN SHUT OFF WITHOUT WARNING AND IT SEEMS AS THOUGH THE POWER STEERING WENT OUT. I HAD MY DAUGHTER IN THE CAR WITH ME AND THANK GOD TRAFFIC WAS LIGHT BECAUSE WITH THAT HAPPENING IT WAS AN ACCIDENT WAITING TO HAPPEN. I AM CONCERNED BECAUSE IT SEEMS LIKE THIS HAS BEEN A COMMON PROBLEM WITH THIS CAR FOR A FEW YEARS AND THERE HAS NOT BEEN A RECALL YET. IS GM WAITING FOR SOMEONE TO DIE. NO ONE SEEMS TO BE ABLE TO PINPOINT WHAT THE PROBLEM IS AND I DON'T THINK IT'S FAIR THAT SOMEONE HAS TO PAY MONEY TO FIX WHAT MAY BE A PROBLEM. SOMETHING NEEDS TO BE DONE BECAUSE THIS IS NOT SAFE AT ALL. I SEE A LOT OF IMPALAS IN MY TOWN AND IT'S SCARY TO THINK THAT AT ANY TIME THIS CAN HAPPEN TO ANY ONE OF THOSE CARS, MINE INCLUDED, AND SERIOUSLY HURT OR KILL SOMEONE. GM NEEDS TO STEP UP AND DO THE RESPONSIBLE THING FOR THE PEOPLE WHO INVESTED THEIR MONEY IN THE GM BRAND.

NHTSA #: 10584829
mediumENGINE AND ENGINE COOLING,TRACTION CONTROL SYSTEM
Filed: Mar 2014

I HAVE A 2009 CHEVROLET IMPALA I PURCHASED IN 2010 AND THE TRACTION CONTROL LIGHT KEEPS COMING ON AND THE REDUCED ENGINE POWER IS ALSO COMING ON DURING THIS TIME. I HAVE READ ONLINE WHERE PEOPLE HAVE CRASHED FROM THIS I FEEL CHEVROLET NEEDS TO DO A RECALL. I LIVE IN ATLANTA AND IF MY CAR REDUCES SPEED WHILE I'M ON 285 THIS COULD POTENTIALLY CAUSE I VERY BAD CRASH. *TR

NHTSA #: 10569000
mediumENGINE AND ENGINE COOLING,WHEELS,TRACTION CONTROL SYSTEM
Filed: Dec 2013

I STARTED MY CAR AND THE CHECK ENGINE LIGHT AND THE SERVICE TRACTION CONTROL LIGHTS BOTH CAME ON. MY BACK TIRES THEN BEGAN TO SPIN WHEN DRIVING AND THE CAR MADE A SCARY NOISE. *TR

NHTSA #: 10554884
mediumENGINE
Filed: Nov 2013

TL* THE CONTACT OWNS A 2009 CHEVROLET IMPALA. THE CONTACT STATED THAT ANTI-FREEZE FUMES WERE ENTERING THE VEHICLE AND THE LOWER ENLIST LINE WAS REPLACED. MOST RECENTLY, THE FAILURE RECURRED AND THE VEHICLE WAS TAKEN TO THE DEALER WHERE THE TECHNICIAN STATED THAT THE CROSS OVER GASKET, CRANK TIMING COVER SEAL AND THE LOWER ENLIST LINE WOULD NEED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOTIFIED. THE FAILURE MILEAGE WAS 56,000. THE CURRENT MILEAGE WAS 86,000.

NHTSA #: 10552290
mediumENGINE
Filed: Jul 2013

ABOUT 2 MONTHS AGO I WAS ON THE INTERSTATE & I RECEIVED THE MESSAGE 'SERVICE STABILITRAK , ENGINE POWER REDUCED '. I WAS USING CRUISE CONTROL AT ABOUT 75 WHICH IMMEDIATELY CUT OFF , THE CARS SPEED DROPPED QUITE A BIT, I STOPPED FOR FUEL, TURNED THE CAR BACK ON & THE ERROR WAS GONE. JUST A FEW DAYS AGO THE SAME ISSUE HAPPENED, I WAS ONLY GOING ABOUT 40 THIS TIME, THE MESSAGE FLASHED & MY CARS POWER IMMEDIATELY BEGAN TO DROP. I COULD FEEL THE CARS HESITATION WHEN I ATTEMPTED TO ACCELERATE & THEN IT JOLTED A FEW TIMES & CRUISED FINE. THE ISSUE SEEMS TO BE A SENSOR IN THE PEDAL WHICH IS COMMON WITH THIS CAR. THE FACT THAT MY ENGINES POWER CAN CUT AT ANYTIME ,INCLUDING IN THE MIDDLE OF HIGHWAY TRAFFIC IS A SCARY THOUGHT. *TR

NHTSA #: 10531583
mediumENGINE
Filed: May 2013

TL* THE CONTACT OWNS A 2009 CHEVROLET IMPALA. THE CONTACT WAS DRIVING APPROXIMATELY 40 MPH WHEN THE CHECK ENGINE WARNING INDICATOR ILLUMINATED CONTINUOUSLY AS THERE WAS A SUDDEN REDUCTION IN ENGINE POWER. THE CONTACT WAS ABLE TO CONTINUE DRIVING. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE PROBLEM. THE APPROXIMATE FAILURE MILEAGE WAS 83,000.

NHTSA #: 10512850
mediumENGINE
Filed: Mar 2013

SERVICE TRACTION ENGINE POWER REDUCE. *TR ## VIN FAILED ##

NHTSA #: 10504921
mediumENGINE
Filed: Mar 2013

TURNED CAR ON AND THE CHECK ENGINE LIGHT CAME ON. TOOK TO MECHANIC WHO SAID IT WAS THE AIR INJECTION SOLENOID VALVE AND THAT IT IS SUCH A COMMON PART REPLACEMENT ON THESE MODELS THAT THEY KEEP THE EXACT PART IN STOCK! THEY WANT OVER $400 TO REPAIR. *TR

NHTSA #: 10504127
mediumENGINE
Filed: Mar 2013

REDUCED ENGINE POWER LIGHT/ SERVICETRACTION CONTROL LIGHT FLASH ACROSS MY DASHBOARD EVERY MORNING WHEN I DRIVE MY CAR. THE CAR SLOWS DOWN AND WILL NOT GAIN SPEED. IT DOES THIS EVERY MORNING. THIS ISSUE NEED TO BE A RECALL. THIS PROBLEM IS HAPPENING TO EVERY CHEVY IMPALA OWNERS I KNOW. *TR

NHTSA #: 10503703
mediumENGINE
Filed: Mar 2013

DRIVING ON FREEWAY, CHECK ENGINE LIGHT COME PN...FEW MILES ON FREEWAY CAR JERK...MESSAGE ON DASH ENGINE POWER LOSS THEN THROTTLE BODY DISABLED THE ENGINE SHUTS OFF WHILE IM DRIVING 60 MPH...18 WHEELER BLIND ME SO I SWERVE OFF FREEWAY DUE TO STEERING WHEEL HARD TO TURN...I SIT ON SIDE OF FREEWAY F 10 MINUTES...TURN KEY AND NO SOUND. CAR WILL NOT START...CALL FRIEND FOR HELP. AFTER 30 MINUTES CAR STARTS I COULD HAVE BEEN KILLED WITH CAR SHUTTING DOWN ON FREEWAY...GM FIX ISSUES. OR PAY BIG LATER..DEATH TRAP. *TR

NHTSA #: 10503184
mediumENGINE AND ENGINE COOLING,TRACTION CONTROL SYSTEM
Filed: Mar 2013

"SERVICE TRACTION CONTROL MESSAGE CAME ON, THE CHECK ENGINE LIGHT CAME ON & ENGINE POWER WILL BE REDUCED MESSAGE CAME ON". THE CARS SPEED DROPPED DOWN TO ABOUT 40MPH & WOULD HARDLY GO. I DIDN'T KNOW WHAT WAS GOING ON. IT REALLY SCARED ME BECAUSE I THOUGHT MY CAR WAS GOING TO CUT OFF. I DID GET TO WORK SAFELY BUT I AM TERRIFIED TO DRIVE THIS CAR. ME AND MY [XXX] YR OLD WAS ON A 4 LANE WHEN IT JUST CUT OFF AFTER RECEIVING THIS ERROR MESSAGE. I TRAVEL ALOT AND AND SCARED WHEN THIS MESSAGE APPEARS!! *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 #: 10501143
mediumENGINE
Filed: Jan 2013

TL* THE CONTACT OWNS A 2009 CHEVROLET IMPALA. THE CONTACT WAS DRIVING APPROXIMATELY 60 MPH WHEN THE ENGINE STALLED WITH THE ILLUMINATION OF THE CHECK ENGINE AND TRACTION CONTROL WARNING INDICATORS. THE CONTACT RESTARTED THE VEHICLE AND IT RESUMED AS NORMAL. THE FAILURE RECURRED THREE TIMES. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE DEFECT. THE APPROXIMATE FAILURE MILEAGE WAS 80,000.

NHTSA #: 10491016
mediumENGINE
Filed: Oct 2012

WHILE TRAVELING ON THE EXPRESSWAY A CHECK TRACTION SYSTEM WARNING APPEARED ALONG WITH REDUCED ENGINE POWER. AFTER APPROX. 10 MILES THE ENGINE SHUT DOWN AND I WAS FORCED TO PULL OFF TO THE SIDE OF THE ROAD. I SHUT THE ENGINE OFF AND ATTEMPTED TO RESTART AND THE STARTER WOULD NOT ENGAGE. AFTER WAITING APPROX. 3 MINUTES I WAS ABLE TO START THE CAR AND WARNING SYSTEM WAS GONE HOWEVER THE CHECK ENGINE LIGHT REMAINED. *TR

NHTSA #: 10481224
mediumENGINE AND ENGINE COOLING
Filed: May 2012

TRS/ENGINE REDUCE POWER WILL DISPLAY. CAR HAS STOPPED WHILE DRIVING OVER 75 MPH ON HIGHWAY. WHILE VIEWING WEB PAGE EDMUND.COM IT APPEARS THIS PROBLEM HAS OCCURRED ON OVER A DOZEN CHEVY IMPALAS. DOES NOT APPEAR TO AN ISOLATED INCIDENT. GM NEED TO RECALL THE CARS,BEFORE SOMEONE IS INJURED OR KILLED. *TR

NHTSA #: 10457840
mediumENGINE AND ENGINE COOLING
Filed: May 2012

TL* THE CONTACT OWNS A 2009 CHEVROLET IMPALA. THE CONTACT STATED THAT WHILE DRIVING 60 MPH, THE VEHICLE STALLED WITHOUT WARNING. THE VEHICLE WAS MERGED TO THE SHOULDER WHERE THE CONTACT TURNED THE ENGINE OFF AND RESTARTED, BUT THE ENGINE DID NOT RESET. THE VEHICLE WAS TOWED TO THE DEALER WHERE THEY ATTEMPTED TO DUPLICATE THE FAILURE TO NO AVAIL. THE MANUFACTURER WAS NOTIFIED WHO TOLD THE CONTACT TO TAKE THE VEHICLE TO THE DEALER FOR INSPECTION. THE VEHICLE WAS NOT REPAIRED. THE FAILURE MILEAGE WAS 78,000.

NHTSA #: 10457408
mediumENGINE AND ENGINE COOLING,ELECTRICAL SYSTEM,VEHICLE SPEED CONTROL
Filed: May 2012

I-40 EAST BOUND; 60 MPH; COMING DOWN A 4 TO 7% GRADE THROUGH THE SMOKEY MOUNTAINS, NORTH CAROLINA SIDE; 1ST ERROR: "SERVICE TRACTION CONTROL, REDUCED ENGINE POWER, SERVICE ENGINE. APPROXIMATELY 5 MINUTES LATER 2ND ERROR: "STARTING DISABLE,SERVICE THROTTLE" LOST ALL POWER TO VEHICLE. A VERY DANGEROUS AND FRIGHTENING EVENT HAVING NO CONTROL OF YOUR SPEED, STEERING, AND BRAKING TRYING TO GET OFF TO THE SIDE OF I-40 WITH THE TYPE OF GRADE, TRACTOR TRAILER TRUCKS THAT CAN NOT SLOW DOWN FAST ENOUGH TO LET YOU OVER. WE WERE VERY.... VERY FORTUNATE WITH OUR OUTCOME. HAD TO BE TOWED TO A LOCAL DEALERSHIP. RAN DIAGNOSTIC; ERROR CODES P2122, P2138. DEALERSHIP REPLACED THE COMPONENT: ELECTRONIC ACCELERATOR PEDAL

NHTSA #: 10458352
mediumENGINE AND ENGINE COOLING
Filed: Feb 2012

TL* THE CONTACT OWNS A 2009 CHEVROLET IMPALA. THE CONTACT STATED THAT WHILE DRIVING AT VARIOUS SPEEDS, A WARNING LIGHT ILLUMINATED ON THE INSTRUMENT PANEL AND THE VEHICLE STALLED ON THE HIGHWAY AT ANY TIME. NEITHER THE DEALER NOR THE MANUFACTURER WERE NOTIFIED OF THE FAILURE. THE VEHICLE WAS NOT REPAIRED. THE APPROXIMATE FAILURE AND CURRENT MILES WERE 73,000. THE VIN WAS UNAVAILABLE.

NHTSA #: 10446178
mediumENGINE AND ENGINE COOLING
Filed: Oct 2011

WHILE TRAVELING DOWN THE HIGHWAY AT A SPEED OF 40 THE ENGINE CAME TO A STALLED. I WAS FORCE TO PULL OVER AND WAIT FOR 15 MINUTES OR MORE. THE CHECK ENGINE LIGHT APPEARED ALONE WITH TRACTION CONTROL. TOOK INTO DEALER AND UNABLE TO DIAGNOSE THE PROBLEM. THIS IS AN ONGOING PROBLEM AS OF TODAY OCTOBER 15, 2011. ALSO WITHIN THE FIRST SIX MONTHS OF PURCHASING THE VEHICLE THE CHECK ENGINE LIGHT APPEARED BECAUSE THE DEALER CHARGE ME 185.00 TO REMOVE THE LIGHT. *TR

NHTSA #: 10428917
mediumENGINE AND ENGINE COOLING
FireFiled: May 2009

TL*THE CONTACT OWNS A 2009 CHEVROLET IMPALA. THE CONTACT ATTEMPTED TO START THE VEHICLE AT LEAST THREE TIMES, BUT WAS UNSUCCESSFUL. HE NOTICED SMOKE COMING FROM UNDER THE HOOD. HE OPENED THE HOOD AND FOUND FLAMES IN THE ENGINE COMPARTMENT. THE FIRE DEPARTMENT ARRIVED AND EXTINGUISHED THE FIRE. THE VEHICLE WAS DESTROYED AND TOWED TO THE DEALER. THERE WERE NO INJURIES. THE CHEVROLET MANUFACTURER STATED THAT THEY NEEDED TO INVESTIGATE THE FIRE. A POLICE REPORT WAS FILED. THE VIN WAS UNKNOWN. THE FAILURE MILEAGE WAS 5,000.

NHTSA #: 10269119

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