FaultScore

2009 Chevrolet Impala transmission problems

68 of the 1,368 complaints about the 2009 Chevrolet Impala are about the transmission — 5% of everything reported for this model year. Half of the failures with a mileage on record happened before 97,000 miles.

B

68

Complaints

3

Crashes

1

Fires

1

Injuries

Exactly what failed

Power Train 65 95.6%
Automatic Transmission 3 4.4%

Transmission & Drivetrain across every Chevrolet Impala year

1996 14 1.5%
2000 58 6.2%
2001 58 6.2%
2002 37 4.0%
2003 30 3.2%
2004 48 5.2%
2005 52 5.6%
2006 109 11.7%
2007 80 8.6%
2008 92 9.9%
2009 68 7.3%
2010 67 7.2%
2011 64 6.9%
2012 27 2.9%
2013 33 3.5%
2014 38 4.1%
2015 16 1.7%
2016 16 1.7%
2017 12 1.3%
2018 11 1.2%

What owners said

Filed with NHTSA, in their own words.

Kennewick, WA Crash 2 injured

POWER TRAIN

A piece broke off and had fallen off of transmission when stopped at a redlight when put in gear car didn't want to move had to manually shift to get off the road and towed it home. The piece that broke fell into pan when changing transmission fluid. Believe it's off flywheel possibly forward band.

NHTSA complaint #11620832 — an unverified report by a vehicle owner.

at 40,000 miles Darien, IL

POWER TRAIN

POWER REDUCED TO ENGINE AND TRACTION CONTROL LIGHT COME ON AND LOSS OF POWER

NHTSA complaint #11406674 — an unverified report by a vehicle owner.

at 100,000 miles Sand Lake, MI

POWER TRAIN

CAR CONTINUOUSLY GETS A REDUCED POWER MESSAGE AND GOES DOWN TO 25 MPH. IN MID JANUARY DID THE SAME THING, BUT STALLED ON I90 OHIO TURNPIKE. ALMOST HIT BY A SEMI TRUCK. HAVE HAD THE CAR IN THE SHOP NO LESS THAN 5 TIMES FOR THE SAME PROBLEM. AT GM AND NON GM REPAIR SHOPS. WE HAVE HAD THIS SAME REDUCED POWER ON CITY ROADS, AND THE HIGHWAY, IT SEEMS ALWAYS WHEN IT IS WET, RAINY OR SLUSHY. IT REALLY APPEARS TO BE A WATER CAUSES THE PROBLEM. WE HAVE PAID FOR TWO SETS OF THROTTLE BODY, SPEED CONTROL SENSOR AND HARNESSES. THE PROBLEM CONTINUES TO PERSIST AND APPEARS TO BE DANGEROUS.

NHTSA complaint #11399081 — an unverified report by a vehicle owner.

at 180,000 miles RIO, IL

POWER TRAIN

GEAR SHIFT IS STICKING IN PARK.

NHTSA complaint #11325755 — an unverified report by a vehicle owner.

Shelbyville, KY

POWER TRAIN

JUST KEEPS SHOWING WARNING SIGNALS A TRACTION CONTROL. THE FRONT LEFT STRUT COVER IS CORRODED WHICH WAS TOLD TO ME EVENTUALLY THE STRUT WILL COME THROUGH THERE. SHOWING NO SIGNS OF THE FAN WORKING TO COOL THE CAR DOWN WHICH THEN READS ENGINE TOO HOT TURN OFF AC.

NHTSA complaint #11324252 — an unverified report by a vehicle owner.

at 100,000 miles Harlan, IA

POWER TRAIN

WHILE DRIVING, THE CAR IN MOTION IT COMPLETELY LOSES POWER. HAVE EXPERIENCED THIS WHILE ON HIGHWAY, INTERSTATE, AND IN TOWN ROADS. SO PROBLEM OCCURS AT ANY SPEED, AND RESULTS IN VEHICLE COASTING TO A STOP AS THE STEERING AND BRAKES STOP WORKING TOO. HAS HAPPENED TO ME HUNDREDS OF TIMES AS WE CAN NOT PIN POINT PROBLEM, AND HAS REPLACED NUMEROUS DIFFERENT PARTS TRYING TO SOLVE IT. WHEN POWER LOSS OCCURS THERE IS VERY LITTLE TO NO TIME AT ALL FOR DRIVER TO COAST & STEER VEHICLE & OCCUPANTS TO SAFETY AREA ON SIDE OF ROAD. THE DASHBOARD INFORMATION CENTER WILL STATE "STARTING DISABLED, SERVICE THROTTLE" ALSO ENGINE POWER REDUCED" AND "SERVICE STABLITRAK." A NEW THROTTLE HAS BEEN PUT IN VEHICLE AND STILL DOES SAME THING. OVER THE YEAR IVE BEEN DEALING WITH THIS ISSUE IVE NOTICED IT DOES IT MORE IN WARM WEATHER. AFTER VEHICLE COAST TO A STOP AND IS PUT IN PARK AND TURNED OFF, WAIT 5 TO 10 MINUTES THEN VEHICLE WILL START UP AND NO INFORMATION OR LIGHTS DISPLAY IN DASH CENTER, LIKE IT NEVER HAPPENED.

NHTSA complaint #11323282 — an unverified report by a vehicle owner.

Denver, CO

POWER TRAIN

DROVE MY VEHICLE TO ATTEND CHURCH ON A SUNDAY MORNING. AFTER CHURCH, RETURN TO MY VEHICLE TO GO HOME. I STARTED MY VEHICLE AND PUT IT IN DRIVE GEAR. THE VEHICLE WOULDN'T MOVE. I SHIFTED IT TO 2ND GEAR AND IT MOVED SLOWLY AND I WAS ABLE TO DRIVE HOME. I GOT NO PRIOR WARNING OF ANY PROBLEM BEFORE PARKING. NO CHECK ENGINE LIGHT AND IT SCARED ME BECAUSE IT COULD HAVE OCCURRED WHILE I WAS ON THE BUSY INTERSTATE. I HAVE NOT HAD IT REPAIRED BECAUSE THE PROBLEM CAN'T BE ISOLATED BY THE TRANSMISSION REPAIR SHOPS BECAUSE THERE IS NO CHECK ENGINE LIGHT ON. THE TRANSMISSION SHIFTED FINE PRIOR TO THIS. THE VEHICLE ONLY HAS 117,000 MILES.

NHTSA complaint #11281764 — an unverified report by a vehicle owner.

at 200,000 miles Grenada, MS

POWER TRAIN

"TAKATA RECALL" HAVING PROBLEMS WITH THE ROTORS, TIRE END RODS, AND MOTOR MOUNT.

NHTSA complaint #11204857 — an unverified report by a vehicle owner.

at 130,000 miles Russell, KS

POWER TRAIN

I PLACED MY CAR IN PARK, WHILE THE CAR WAS STILL RUNNING. WHEN I GOT BACK IN, AND TRIED TO PUT IT INTO GEAR, THE CONSOLE SHIFTER SEEMED LIKE IT WAS LOCKED IN PLACE, AND WOULDN'T LET ME PUT THE CAR IN GEAR. THERE IS APPARENTLY A SWITCH UNDER THE CONSOLE COVER THAT ALLOWS ME TO TEMPORARILY FIX THIS ISSUE, BUT I HAVE TO DO SO EVERY TIME I WANT TO PUT MY CAR INTO GEAR FROM PARK. ONLY HAPPENS WHEN MY CAR IS IN PARK. I DON'T KNOW IF THIS IS A RECALL ISSUE OR NOT. BUT ANY REPLY ON THIS ISSUE, AS WELL AS WHAT I NEED TO DO TO GET IT FIXED WOULD BE MUCH APPRECIATED. THANK YOU FOR YOUR TIME.

NHTSA complaint #11164402 — an unverified report by a vehicle owner.

Birmingham, AL

POWER TRAIN

LATELY, I HAVE BEEN HAVING ISSUES WITH THE ACCELERATION OF MY VEHICLE. EVERY SO OFTEN, MY ENGINE LIGHT COMES ON AND I GET A "ENGINE REDUCED" NOTIFICATION, AND MY VEHICLE SLOWS DOWN. WHENEVER I REACH 40MPH, MY HP METER DROPS AND MY CAR STARTS SHAKING. THERE HAS EVEN BEEN A TIME WHEN MY CAR WOULD COMPLETELY SHUT OFF AND DISPLAY "IGNITION DISABLED". EACH TIME THIS HAS HAPPENED, THE VEHICLE WAS MOVING ON A HIGHWAY. I WENT TO A SHOP TO GET THE ERROR CODES AND I WILL UPLOAD THEM.

NHTSA complaint #11144141 — an unverified report by a vehicle owner.

at 98,800 miles Modesto, CA

POWER TRAIN

ENGINE SUDDENLY DIED WHILE I WAS DRIVING. I PULLED OVER TO THE SIDE OF THE ROAD AND IT ALMOST CAUSED AN ACCIDENT BECAUSE POWER STEERING WENT OUT. I WAS ABLE TO START THE ENGINE BACK UP NO PROBLEM. I HAD A CHECK ENGINE LIGHT ON BECAUSE OF THE OIL PRESSURE SENSOR. I HAD JUST REPLACED IT THE DAY BEFORE. I SUSPECT IT HAD SOMETHING TO DO WITH THAT, BUT IM NOT SURE. IF I WAS ON THE HIGHWAY IM PRETTY SURE I WOULD HAVE GOTTEN IN AN ACCIDENT. THIS ISNT THE FIRST TIME THIS CAR HAS ALMOST CAUSED AN ACCIDENT BECAUSE OF FAULTY CAR PARTS, THIS CAR IS DANGEROUS.

NHTSA complaint #11079491 — an unverified report by a vehicle owner.

at 95,000 miles Modesto, CA

POWER TRAIN

CAR HESITATES ON ACCELERATION FROM A STOP. RPMS GO UP BUT CAR GOES VERY SLOW, LIKE IF IT HAS LOST A LOT OF POWER. ONCE IT STOPS HESITATING IT BANGS INTO GEAR AND SPEEDS FORWARD. IT CAN POSSIBLY CAUSE A CRASH IF DRIVER IS NOT AWARE ITS HESITATING.

NHTSA complaint #11056263 — an unverified report by a vehicle owner.

at 121 miles Columbus, OH Crash

POWER TRAIN

FOR THE LAST TWO DAYS, I HAVE DRIVEN MY VEHICLE. EVERY TIME I WOULD DRIVE OVER 40 MPH, THE ENGINE WOULD LOCK UP. THE VEHICLE WOULD JERK AND SHAKE BACK AND FORTH. THE CAR WOULD DO THIS EVERY TIME I WENT OVER 40 MPH, NO MATTER IF I WAS DRIVING ON A HIGHWAY OR ROAD OR COMING TO A STOP AT A RED TRAFFIC LIGHT. WHENEVER THIS HAPPENED, THE CHECK ENGINE LIGHT AND THE TRACTION CONTROL LIGHT WOULD STAY ON. THIS PROBLEM STARTED WEEKS AFTER I HAD AN AUTO ACCIDENT.

NHTSA complaint #10940420 — an unverified report by a vehicle owner.

at 121,225 miles Columbus, OH Crash

POWER TRAIN

FOR THE LAST TWO DAYS, I HAVE DRIVEN MY VEHICLE. EVERY TIME I WOULD DRIVE OVER 40 MPH, THE ENGINE WOULD LOCK UP. THE VEHICLE WOULD JERK BACK AND FORTH. THE CAR WOULD DO THIS EVERY TIME I WOULD TRY AND DRIVE OVER 40 MPH, NO MATTER THE ROADWAY OR STOP AT AN INTERSECTION. WHENEVER THIS HAPPENED, THE CHECK ENGINE LIGHT WOULD STAY ON. A MONTH BEFORE THIS PROBLEM STARTED, MY FATHER HAD BEEN DRIVING THE CAR AND HAD AN AUTO ACCIDENT.

NHTSA complaint #10940428 — an unverified report by a vehicle owner.

Floyd, VA

POWER TRAIN

THE CAR HAS ERRATIC SHIFTING. IT SEEMS AS IF THE GEARS GET STUCK BEFORE THEY RELEASE ESPECIALLY WHEN SLOWING DOWN THEN TAKING OFF, LIKE IF YOU DO A ROLLING STOP OR SLOW DOWN AT A TRAFFIC LIGHT BUT DON'T STOP FULLY BEFORE ACCELERATING AGAIN. IT DOES NOT DO IT EVERYTIME YOU DRIVE THOUGH. THERE IS ALSO A CLICKING COMING FROM BEHIND THE DASH. THE ACTUATOR FOR AIR HAS GONE BAD.

NHTSA complaint #10896977 — an unverified report by a vehicle owner.

at 134,000 miles Avondale, AZ

POWER TRAIN

CAR IS CURRENTLY AT 134K MILES AND JUST GAVE ME A "REDUCED POWER ENGINE", "CHECK TRACTION CONTROL", AND A CHECK ENGINE LIGHT. I GOOGLED AROUND AND CAME ACROSS A LOT OF CHEVY IMPALAS AROUND THE SAME YEAR (07-10) ARE HAVING THE SAME PROBLEM. IT SEEMS TO BE SOMETHING WITH THE "ACCELERATOR PEDAL POSITIONER PEDAL SENSOR. ALSO READING INTO IT, IT CLAIMS THAT THIS PROBLEM CAN CAUSE THE CAR TO SUDDENLY STOP FROM 60MPH ALL THE WAY DOWN TO 20 OR ZERO. THIS IS EXTREMELY DANGEROUS AND NEEDS TO BE LOOKED INTO BEFORE SOMEONE IS HURT OR KILLED.

NHTSA complaint #10872557 — an unverified report by a vehicle owner.

at 121,000 miles Eastpointe, MI

POWER TRAIN

TL* THE CONTACT OWNS A 2009 CHEVROLET IMPALA. WHILE STARTING THE VEHICLE, THE INTERLOCK FAILED AND IT WAS UNABLE TO SHIFT GEARS FROM DRIVE TO PARK. THE SHIFTER FAILED TO RESPOND. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS 121,000.

NHTSA complaint #10789513 — an unverified report by a vehicle owner.

at 156,830 miles Crystal Springs, MS

POWER TRAIN

TL* THE CONTACT OWNS A 2009 CHEVROLET IMPALA. THE CONTACT STATED WHILE DRIVING 70 MPH, SUDDENLY THE VEHICLE INDEPENDENTLY DECELERATED AND THE TRACTION CONTROL LIGHT ILLUMINATED. THE CONTACT STATED THE VEHICLE ALSO INTERMITTENTLY FAILED TO ACCELERATE WHEN IDLED. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS 156,830.

NHTSA complaint #10748539 — an unverified report by a vehicle owner.

Rolling Prairie, IN

POWER TRAIN

TL* THE CONTACT OWNS A 2009 CHEVROLET IMPALA. WHILE DRIVING AT 35 MPH, THE VEHICLE LOST POWER AND JERKED. IN ADDITION, THE SERVICE STABILITY TRACTION AND POWER REDUCED WAS DISPLAYED ACROSS THE MESSAGE BOARD. THE FAILURE RECURRED ON NUMEROUS OCCASIONS. THE VEHICLE WAS TAKEN TO A DEALER WHO WAS UNABLE TO DIAGNOSE OR REPAIR THE VEHICLE. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS UNKNOWN. THE VIN WAS UNAVAILABLE.

NHTSA complaint #10733168 — an unverified report by a vehicle owner.

at 49,000 miles Northfield, MN

POWER TRAIN

TRACTION CONTROL LIGHT, AND REDUCED ENGINE POWER LIGHT CAME ON. LOST POWER TO THE ENGINE AND HAD TO STOP. TURNED THE IGNITION OFF. WAITED 10 MINUTES AND STARTED THE CAR. RAN FINE UNTIL I GOT HOME. THIS HAPPENED A FEW TIMES BEFORE I TOOK THE CAR IN. FOUND OUT IT WAS AN ACCELERATOR PEDAL POSITION (APP) SENSOR.

NHTSA complaint #10730191 — an unverified report by a vehicle owner.

at 62,000 miles Riverside, OH

POWER TRAIN

DRIVING ON INTERSTATE VEHICLE SUDDENLY LOST ALL POWER AND WOULD NOT ACCELERATE & QUICKLY DECELERATED WITH ANY PRIOR WARNING. 18 WHEELER ALMOST REAR ENDED ME. INSTRUMENT PANEL DISPLAYED, ENGINE POWER REDUCED,SERVICE TRACTION CONTROL, SERVICE STABILITRAK, AND CHECK ENGINE LIGHT. FINALLY EXITED INTERSTATE SAFELY AND SHUT DOWN ENGINE THINKING IT WAS GOING TO BLOW UP AND AFTER 2-3 TRIES TO RESTART MESSAGES DISAPPEARED AND VEHICLE SEEMED TO BE OK. TOOK VEHICLE TO MECHANIC & FOUND CODES EVIDENCING THE LOSS OF COMMUNICATION BETWEEN THE TAC AND OR THE APP UNITS CAUSING VEHICLE TO GO INTO LIMP MODE BUT COULD NOT GET THE CONDITION TO REOCCUR. MECHANIC HAD TO REMOVE CODES TO PERMIT TO DUPLICATE PROBLEM, COULD NOT DUPLICATE AND TOLD ME TO WAIT UNTIL RECURRED. WHILE LOOKING FOR REPAIR SHOP WAS SCARED IT WOULD HAPPEN AGAIN RECEIVED LETTER FROM GM STATING IF THE ABOVE CONDITION HAD OCCURRED THEY WOULD FIX. CALLED GM DEALER MENTIONED LETTER THEY REFUSED TO REPAIR UNLESS THE MESSAGES WERE PRESENT ON PANEL, REFUSED TO LOOK AT THE VEHICLE. CALLED GM CUSTOMER SERVICE REFERENCING LETTER, EXPLAINED GM DEALER REFUSED TO REPAIR. WAS TOLD BY ANGELA ISSUE WAS SAFETY RELATED PROBLEM BUT GM WOULD NOT ADMIT TO SAFETY ISSUE. GM AGREED TO PAY FOR ONE HOUR OF DIAGNOSTIC TIME TO DETERMINE IF VEHICLE QUALIFIED FOR REPAIR, DEALER WAS UNABLE TO DUPLICATE PROBLEM, REFUSED TO REPAIR. CALLED GM AND WAS TOLD NO REPAIR WOULD BE MADE EVEN THOUGH THE PROBLEM HAD OCCURRED AS STATED IN THE LETTER AND TO WAIT UNTIL SITUATION OCCURRED AGAIN THEN NOT TO START ENGINE AND TOW TO GM DEALER. WAS TOLD GM WOULD NOT PAY FOR TOW OR INCONVENIENCE AND IF THEY COULD SEE CODES THEY MIGHT REPAIR PROBLEM. THIS IS DEFINITELY A SAFETY ISSUE SINCE WHEN THIS OCCURS THE VEHICLE LOSES ALL POWER AND BASICALLY SHUTS DOWN AND WILL NOT ACCELERATE BEYOND 5 MPH IF AT ALL. [XXX] [XXX] [XXX]@GMAIL.COM INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6).'

NHTSA complaint #10726265 — an unverified report by a vehicle owner.

at 100,000 miles Bunnell, FL

POWER TRAIN

REDUCED ENGINE POWER, CAR CUTS OFF WHILE DRIVING. CHEVY IS AWARE OF DEFECT AND REFUSES TO RECALL

NHTSA complaint #10725979 — an unverified report by a vehicle owner.

at 97,000 miles SAN Francisco, CA

POWER TRAIN

TL* THE CONTACT OWNS A 2009 CHEVROLET IMPALA. WHEN DRIVING UP AN INCLINE AT VARIOUS SPEEDS, THE VEHICLE WOULD INDEPENDENTLY LOSE POWER OR FAIL TO ACCELERATE. THE VEHICLE WAS NOT DIAGNOSED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE VEHICLE WAS NOT REPAIRED. THE FAILURE MILEAGE WAS 97,000.

NHTSA complaint #10722857 — an unverified report by a vehicle owner.

at 115,484 miles Livonia, MI

POWER TRAIN

I BOUGHT THIS CAR USED IN 2012. THIS CAR HAD PERIODIC ELECTRICAL ISSUES AND A CO2 SENSOR FAILURE, BUT THERE WERE NO ISSUES COMPARABLE TO A TOTAL TRANSMISSION FAILURE. EARLIER IN THE WINTER OF 2015, I NOTICED THAT THE TRANSMISSION WOULD NOT SHIFT UP INTO FOURTH GEAR ON THE FREEWAY UNTIL AFTER TEN MINUTES OF DRIVING. ONE DAY IN ANN ARBOR, MI, I WAS ACCELERATING OUT OF A TURN WHEN THE RPM METER STARTED REVVING TO 6,000 AND THE ENGINE LOST POWER. AFTER RESTARTING THE IMPALA, THE CAR WENT A FEW HUNDRED FEET TO RED LIGHT AND DIED AT THE INTERSECTION. I EVENTUALLY WAS ABLE TO DROP THIS VEHICLE OFF AT AN AUTOMOTIVE REPAIR SHOP FOLLOWING A LONG TRIP FULL OF TRANSMISSION FAILURES AND START-UPS. THE MECHANIC LATER STATED THAT THE TRANSMISSION WOULD NEED TO BE REBUILT. THE REPAIR COST WAS OVER $1,600 AND THE TRANSMISSION STILL POSSESSES THE SAME PROBLEMS THAT EXISTED PRIOR TO THIS EVENT.

NHTSA complaint #10722235 — an unverified report by a vehicle owner.

at 74,000 miles Water Valley, MS

POWER TRAIN

ON 18 APR 2015, MY 2009 CHEVROLET IMPALA EXPERIENCED COMPLETE AND TOTAL FAILURE OF THE TRANSMISSION. SINCE THE WARRANTY IS 5 YEARS/100,000 MILES, I WAS NOT ELIGIBLE FOR REPAIR DUE TO BEING 8 MONTHS BEYOND THE WARRANTY PERIOD. THIS DESPITE THE FACT THAT THE VEHICLE ONLY HAD 74,000 MILES ON IT AT THE TIME.

NHTSA complaint #10716346 — an unverified report by a vehicle owner.

at 303,303 miles LOS Angeles, CA

POWER TRAIN

WHILE DRIVING ONTO A HIGHWAY WHEN I REACH 56 MILES PER HOUR MY VEHICLE LOST POWER AND SLOW DOWN THE BRAKES LOCKED AND THE ELECTRICAL SYSTEM WENT HAYWIRE. THE LOCKS STARTED LOCKING AND UNLOCKING WHILE THE VEHICLE WAS IN MOTION. THE LIGHTS STARTED FLICKERING ON AND OFF AND THE CAR STARTED SHAKING RAPIDLY AND THE BRAKES LOCKED UP. ONCE I STARTED THE VEHICLE BACK UP AND THE IGNITION SWITCH SEEMED TO BE STUCK AND THE AIR BAG LIGHT DISPLAYED ON THE DASHBOARD. WHEN I TURN OFF THE VEHICLE AND TRY TO REMOVE THE KEY THE KEY WILL NOT COME OUT SO I HAVE TO PUT IT INTO NEUTRAL AND BACK INTO PARK A FEW TIMES BEFORE IT WILL RELEASE THE KEY. SINCE THIS HAS OCCURRED I HEAR A KNOCKING SOUND IN MY GLOVE BOX WHEN THE DOOR IS OPEN AND CLOSED AND SOMETIME HOURS AFTER ILL HEAR THE NOISE AND THE ELECTRIC WILL FLICKER.

NHTSA complaint #10704851 — an unverified report by a vehicle owner.

at 85,000 miles Lexington, KY

POWER TRAIN

TL* THE CONTACT OWNS A 2009 CHEVROLET IMPALA. THE CONTACT STATED THAT WHILE AT A COMPLETE STOP, THE TRANSMISSION WOULD GO INTO A HARD TRANSITION OF GEARS VERY SLOWLY BEFORE SHIFTING INTO A NORMAL GEAR. THE VEHICLE WAS TAKEN TO A DEALER. THE TECHNICIAN WAS NOT ABLE TO DUPLICATE THE FAILURE. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 85,000.

NHTSA complaint #10694187 — an unverified report by a vehicle owner.

at 112,000 miles Flushing, MI

POWER TRAIN

I HAVE BEEN HAVING THE SERVICE ENGINE LIGHT COME INTERMITTENTLY ALONG WITH THE SERVICE TRACTION CONTROL LIGHT. I HAVE HAD A TECHNICIAN LOOK AT THIS FOR ME AND ADVISED THAT THE THROTTLE CONTROL SENSOR (ACCELERATOR PEDAL) IS GOING IN AND OUT. THE ACCELERATOR PEDAL IS CONNECTED TO A SENSOR THAT DRIVES THE THROTTLE ON THE ENGINE. WHEN THIS HAPPENS INTERMITTENTLY THE VEHICLE LOOSES ENGINE POWER AND TRACTION CONTROL.

NHTSA complaint #10684013 — an unverified report by a vehicle owner.

at 98,780 miles Clementon, NJ

POWER TRAIN

DRIVING TO WORK AND THE SERVICE TRACTION CONTROL LIGHT WENT ON THEN ENGINE POWER REDUCED AND THROTTLE ERROR AND THE CAR WOULD NOT ACCELERATE AND POWERED DOWN. I WAS AT RED LIGHT SO I TURNED THE CAR OFF AND TURNED IT BACK ON THE CAR WOULD NOT ACCELERATE SO I TURNED IT OFF AGAIN AND WAITING PUT MY FLASHERS ON, WAITED A FEW MORE MINUTES AND THE CAR FINALLY STARTED TO MOVE. I TOOK TO THE DEALERSHIP BECAUSE IT'S A POWERTRAIN ISSUE AND I HAVE 100K POWERTRAIN WARRANTY AND THE DEALERSHIP SAID IT'S NOT POWERTRAIN AND WANTED $778 TO REPAIR, I CALLED CHEVY AFTER SEEING THE FORUMS ONLY THIS IS A KNOWN ISSUE THOUSANDS OF PEOPLE WITH THE SAME COMPLAINT AND CHEVY SAID THEY ARE GOING TO WORK WITH THE DEALERSHIP. I HAVE TO BE BACK AT WORK MONDAY AND DRIVE THROUGH A VERY ROUGH NEIGHBORHOOD I DO NOT WANT TO BREAKDOWN IN THAT NEIGHBORHOOD.

NHTSA complaint #10679903 — an unverified report by a vehicle owner.

at 85,000 miles Boston, NY

POWER TRAIN:AUTOMATIC TRANSMISSION

TL* THE CONTACT OWNS A 2009 CHEVROLET IMPALA. THE CONTACT STATED THAT WHILE DRIVING 70 MPH, THE REDUCED POWER WARNING LIGHT ILLUMINATED AS THE VEHICLE DECELERATED TO 45 MPH. THE VEHICLE WAS RESTARTED AND RESUMED NORMALLY. THE FAILURE RECURRED SEVERAL TIMES. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS 85,000.

NHTSA complaint #10662358 — an unverified report by a vehicle owner.

Other 2009 Chevrolet Impala problems

← Full 2009 Chevrolet Impala report