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2008 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

665 reports with mileage · 145 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.

  • Electrical System. Review the 221 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Engine. Review the 134 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Suspension. Review the 117 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

51 crash reports10 fire reports36 injury reports

Vehicle Speed Control complaints

92 reports
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186,000 miles · Jan 18, 2021
Electrical SystemSteeringVehicle Speed ControlCrashFireInjury

IN MOTION ON A CITY STREET TURNING LEFT , PEDAL STUCK BRAKES NOT WORKING AND HIT BY ON COMING CAR , FLIPPED IN AIR ABOUT A BLOCK , ROLLING OVER AGAIN AND AGAIN , NO AIR BAGS DEPLEATED, BROKEN RIBS, CONCUSSION, SKIN LACERATIONS , BRUISES,GLASS LOGGED IN PARTS OF BODY , FACE AND FEET

NHTSA ODI #11388632

156,466 miles · Jul 2, 2020
Electrical SystemSuspensionVehicle Speed Control

WHEN FIRST PURCHASED I HAD TO CHANGE ACCELERATOR PEDAL. WHEN I TOOK IT TO THE SHOP I WAS TOLD THEY GET A LOT OF PEOPLE W IMPALAS SAME AS MY YEAR 2008 THAT NEEDED TO HAVE THE ACCELERATOR PEDAL CHANGED EVERY SO OFTEN BECAUSE THEY WOULD GO OUT AND IT WOULD CAUSE THE CHECK ENGINE LIGHT TO GO ON AND OFF BECAUSE THE VEHICLE WAS SENDIN…

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WHEN FIRST PURCHASED I HAD TO CHANGE ACCELERATOR PEDAL. WHEN I TOOK IT TO THE SHOP I WAS TOLD THEY GET A LOT OF PEOPLE W IMPALAS SAME AS MY YEAR 2008 THAT NEEDED TO HAVE THE ACCELERATOR PEDAL CHANGED EVERY SO OFTEN BECAUSE THEY WOULD GO OUT AND IT WOULD CAUSE THE CHECK ENGINE LIGHT TO GO ON AND OFF BECAUSE THE VEHICLE WAS SENDING THE WRONG SIGNALS.I WOULD DRIVE ON THE HIGHWAY AND STREET IT WOULD CAUSE REDUCED ENGINE TO COME ON AND SLOW MY CAR DOWN ALMOST LEADING INTO ACCIDENTS BECAUSE I DID NOT KNOW IT WAS ABOUT TO HAPPEN. IT WOULD COME AND GO ON AS IT WANTED. THE ELECTRICAL PART OF THE CAR IS SOMETHING IN THE CAR CONTINUES TO DRAIN MY BATTERY. I'VE GOTTEN A NEW BATTERY AND IT STILL DRAINS CAUSING ME TO HAVE TO GET IT RECHARGED. THE SUSPENSION I WAS ALSO TOLD FOR THE YEAR OF MY CAR IS BAD. WHEN PURCHASED I FOUND OUT THAT AGAIN PEOPLE THAT PURCHASED THESE YEARS OF VEHICLES HAD PROBLEMS WITH THE CONTROL ARMS AND THAT I NOW HAVE TO TAKE IT TO GET FIXED BECAUSE ONE HIT TO A POT HOLE CAN CAUSE THE UNDER PART OF THE CAR TO BREAK AND CAUSE A BAD ACCIDENT. I DID NOT KNOW IMPALAS HAD THIS MANY PROBLEMS. I SEEN THE POLICE IMPALAS FOR 2008 WERE RECALLED FOR SUSPENSION, BUT THEY ALL SEEM TO SHARE THIS COMMON PROBLEM AS WELL AS THE ACTUATOR CONTINUOUSLY CLICKING. IT SEEMS TO BE AN EASY FIX, BUT I SHOULDN'T HAVE TO FIX SOMETHING THAT IS A COMMON PROBLEM FOR THE IMPALAS.

NHTSA ODI #11337216

169,000 miles · Mar 25, 2020
Electronic Stability Control (esc)SuspensionVehicle Speed Control

THE STABILITRAK IS MAKING THE CAR SHAKE AND ACT CRAZY. I'M BARELY IN CONTROL OF THE CAR. THERE ARE THOUSANDS OF MORE PEOPLE HAVING THE SAME PROBLEM. THE CAR REDUCES SPEED BECAUSE OF THIS ISSUE. MANY GROUPS AND BLOGS ONLINE ABOUT THIS. WHY HASN'T ANYTHING BEEN DONE ABOUT THIS? NO RECALLS OR ANYTHING.

NHTSA ODI #11319253

220,000 miles · Jan 17, 2020
EngineSteeringVehicle Speed Control

THE CAR IS NOT DRIVING SMOOTH. THE CAR IS HAVING MULTIPLE PROBLEMS

NHTSA ODI #11300027

104,000 miles · Oct 18, 2019
EngineVehicle Speed Control

ON INTERSTATE DRIVING APPROX. 60 MPH SUDDENLY CHECK ENGINE LIGHT CAME ON, AND REDUCE ENGINE SPEED LIGHT ON AND CAR DROPPED DRASTICALLY DOWN TO LITERALLY NO POWER. BARELY HAD TIME TO GET ON SHOULDER WITHOUT CAUSING ACCIDENT. WENT TO LOCAL MECHANIC AND HE SAID THAT THE ISSUE WAS THE THROTTLE PEDDLE.

NHTSA ODI #11269387

177,000 miles · Oct 9, 2019
Vehicle Speed Control

WHILE DRIVING ON HIGHWAY MY CAR WILL REDUCE ENGINE SPEED IT WILL DROP FROM 65MPH TO 20MPH SOMETIMES IT SHUTS CLEAR DOWN . I HAVE SO FAR ALMOST BEEN IN TWO COLLISIONS BECAUSE OF THIS.

NHTSA ODI #11267375

110 miles · May 14, 2019
EngineVehicle Speed Control

DRIVING ON HIGHWAY @ 60 MPH WHEN ENGINE DIES WITH NO WARNING. DASH SHOWS FOLLOWING MESSAGES: "ENGINE POWER REDUCED" "SERIVCE TRACTION CONTROL" "SERVICE STABILITRAX" POWER STEERING AND POWER BRAKES STOP WORKING. WHEN CAR KEY IS TURNED OFF AND CHECK ENGINE CODES ARE CLEARED, THE CAR STARTS UP FINE AND CONTINUES TO RUN SMOOTHLY. LU…

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DRIVING ON HIGHWAY @ 60 MPH WHEN ENGINE DIES WITH NO WARNING. DASH SHOWS FOLLOWING MESSAGES: "ENGINE POWER REDUCED" "SERIVCE TRACTION CONTROL" "SERVICE STABILITRAX" POWER STEERING AND POWER BRAKES STOP WORKING. WHEN CAR KEY IS TURNED OFF AND CHECK ENGINE CODES ARE CLEARED, THE CAR STARTS UP FINE AND CONTINUES TO RUN SMOOTHLY. LUCKILY I WAS ABLE TO SAFELY STOP THE CAR (ALBEIT ON THE MIDDLE OF A MAJOR HIGHWAY), TURN IT OFF, CLEAR THE CODES, AND START IT BACK UP TO GET OUT OF THE WAY. SAME PROBLEM HAPPENED IN JANUARY 2018. AFTER THIS I TOOK IT TO A CHEVY DEALER. THEY SAID CAR WAS COVERED UNDER "WARRANTY" FOR THIS PROBLEM AND THEY REPLACED THE THROTTLE BODY. ONE MONTH LATER SAME PROBLEM KEEPS OCCURRING. CAR RUNS FINE BUT THESE MESSAGES APPEAR ABOUT ONCE A MONTH. TYPICALLY THE ENGINE STAYS ON AND IS ONLY LIMITED IN POWER. HOWEVER, OCCASIONALLY THE CAR WILL DIE COMPLETELY WITHOUT WARNING, EVEN ON THE HIGHWAY. HAD CAR BROUGHT TO CHEVY DEALER. THEY SAID THEY CAN NOT FIX THE PROBLEM UNLESS IT IS CURRENTLY OCCURRING WITH THE CAR. THEY RECOMMENDED I TAKE THE CAR AND BRING IT BACK TO THEM WHEN THE PROBLEM HAPPENS AGAIN. HOWEVER, I DO NOT FEEL SAFE DRIVING THIS CAR KNOWING THE ENGINE COULD JUST SHUT DOWN AT ANY MOMENT AND THE CHEVY SPECIALIST THEMSELVES DO NOT SEEM TO EVEN HAVE A CLUE ABOUT WHAT COULD BE CAUSING THIS.

NHTSA ODI #11207418

Mileage unknown · Jan 29, 2019
EnginePower TrainVehicle Speed Control

VEHICLE HESITATES THROTTLE BODY CAUSES CAR TO JERK CUT OFF NOT PICK UP SPEED ALWAYS IDLED UP SPEED SENSOR READS 107 MPH WHEN ONLY GOING 30MPH STALLS. ALMOST WAS REAR ENDED BECAUSE CAR SHUT OFF IN THE MIDDLE OF DRIVING.I HAVE MY CAR REGULARLY SERVICED AND ALL OF A SUDDEN THIS STARTED HAPPENING. MY BLENDOOR ACULATER CAUSE MY HEAT …

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VEHICLE HESITATES THROTTLE BODY CAUSES CAR TO JERK CUT OFF NOT PICK UP SPEED ALWAYS IDLED UP SPEED SENSOR READS 107 MPH WHEN ONLY GOING 30MPH STALLS. ALMOST WAS REAR ENDED BECAUSE CAR SHUT OFF IN THE MIDDLE OF DRIVING.I HAVE MY CAR REGULARLY SERVICED AND ALL OF A SUDDEN THIS STARTED HAPPENING. MY BLENDOOR ACULATER CAUSE MY HEAT NOT TO SOMETIMES COME ON AND IT MAKES THIS LOUD CLICKING NOISE. MOST IF NO ALL IMPALA HAVE THIS PROBLEM AND GM KNOWS ABOUT ALL THE THINGS I TOLD YOU ABOUT YET THEY DONT WANNA RECALL THE VEHICLE

NHTSA ODI #11172696

97,000 miles · Jan 24, 2019
EngineSteeringVehicle Speed Control

WHILE I WAS DRIVING, THE CAR GAVE A NOTICE OF REDUCED ENGINE POWER, THEN A FEW MILES LATER, ANOTHER NOTICE CAME ON SERVICE THROTTLE DISABLING SERVICE. AND THE CAR SHUT OFF! WITH NO WARNING, AND NO WAY TO GET TO SAFETY. IF I WASN'T IN AN AREA THAT HAD A SHOULDER I COULD GET TO QUICKLY OR IF THERE WAS ANY TRAFFIC NEAR ME, I WOULD …

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WHILE I WAS DRIVING, THE CAR GAVE A NOTICE OF REDUCED ENGINE POWER, THEN A FEW MILES LATER, ANOTHER NOTICE CAME ON SERVICE THROTTLE DISABLING SERVICE. AND THE CAR SHUT OFF! WITH NO WARNING, AND NO WAY TO GET TO SAFETY. IF I WASN'T IN AN AREA THAT HAD A SHOULDER I COULD GET TO QUICKLY OR IF THERE WAS ANY TRAFFIC NEAR ME, I WOULD BE DEAD! THIS IS INCREDIBLY UNSAFE AND IS GOING TO GET SOMEONE KILLED, IF IT HASNT ALREADY! THAT HAS TO BE SOME SORT OF FLAW IN THE PROGRAMING. IF I WOULD HAVE BEEN ON THE HIGHWAY, WHICH IS WHERE I NORMALLY AM AT THAT TIME OF DAY, I WOULD HAVE HAD NO TIME TO REACT AND GET TO A SAFE AREA BEFORE THE CAR SHUT DOWN ON ME. IT ALSO LOCKED UP THE STEERING WHEEL AND BRAKING SYSTEM SO I HAD NEXT TO NO POWER. IT WAS INCREDIBLY SCARY. I AM JUST GLAD THAT I WAS DRIVING THE CAR, INSTEAD OF MY ELDERLY MOTHER. SHE VERY WELL MAY HAVE HAD A HEART ATTACK FROM THE FEAR. IN NO WAY SHOULD A CAR JUST SHUT DOWN MID-DRIVE LIKE THAT! I CANT EVEN BEGIN TO EXPLAIN THE AMOUNT OF WAYS HOW BADLY THAT COULD GO WRONG, AND THIS SEEMS TO BE A COMMON ISSUE WITH CHEVY VEHICLES AND THE THROTTLE BODY. EVEN IF THE THROTTLE BODY IS GOING BAD, IN NO WAY SHOULD YOUR CAR BE PROGRAMED TO JUST SHUT OFF MID-DRIVE, EVER. I REALLY HOPE THAT IS A PROGRAMING FLAW AND NOT INTENTIONAL, BECAUSE IF THAT IS INTENTIONAL, YOU ARE TRULY TRYING TO KILL PEOPLE. WHAT IS IT GOING TO TAKE FOR CHEVY/GM TO GET THE ISSUE FIXED? HOW MANY PEOPLE GETTING KILLED IN UNNECESSARY ACCIDENTS IS IT GOING TO TAKE? I PRAY THAT MYSELF OR MY FAMILY ISN'T ONE OF THEM! PLEASE CHEVY/GM, GET THIS ISSUE FIXED ALREADY.

NHTSA ODI #11171961

80,000 miles · Jan 14, 2019
Electrical SystemEngineVehicle Speed Control

TL* THE CONTACT CALLED ON BEHALF OF THE OWNER OF A 2008 CHEVROLET IMPALA. ON SEVERAL OCCASIONS, THE VEHICLE FAILED TO START AND THE REDUCED POWER WARNING INDICATOR ILLUMINATED. ADDITIONALLY, WHILE DRIVING 55 MPH, THE VEHICLE STALLED. THE CONTACT WAS UNABLE TO RESTART THE VEHICLE. THE CONTACT STATED THAT THE FAILURE WAS INTERMITT…

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TL* THE CONTACT CALLED ON BEHALF OF THE OWNER OF A 2008 CHEVROLET IMPALA. ON SEVERAL OCCASIONS, THE VEHICLE FAILED TO START AND THE REDUCED POWER WARNING INDICATOR ILLUMINATED. ADDITIONALLY, WHILE DRIVING 55 MPH, THE VEHICLE STALLED. THE CONTACT WAS UNABLE TO RESTART THE VEHICLE. THE CONTACT STATED THAT THE FAILURE WAS INTERMITTENT. THE VEHICLE WAS DIAGNOSED BY AN INDEPENDENT MECHANIC AND FAULT CODE: P-2135 WAS RETRIEVED. THE MECHANIC REPLACED THE ECM, THROTTLE BODY, ACCELERATOR PEDAL MECHANISM, AND THE WIRING HARNESS BETWEEN THE ECM AND THROTTLE BODY; HOWEVER, THE FAILURE RECURRED. THE DEALER AND MANUFACTURER WERE NOT CONTACTED. THE APPROXIMATE FAILURE MILEAGE WAS 80,000.

NHTSA ODI #11166807

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

1

DP14001 · Passenger Air Bag Ocs Algorithm

Opened Jul 22, 2014 · Closed Mar 7, 2017

Status: closed (inferred from source dates) · Air Bags; Air Bags:frontal:sensor/control MODULE-INACTIVE

The Agency received a petition on November 14, 2013 requesting an investigation into the operation of the passenger air bag Occupant Classification System (OCS) software logic and algorithm.The petitioner states that due to this alleged defect, the passenger air bag may be suppressed at point of impact and not provided the occupant protection as needed in a crash.On July 22, 2014, NHTSA opened DP14-001 to further review the crash event and perform a more comprehensive search and analysis of the Fatality Analysis Reporting System (FARS).The Agency also collected manufacturers reports on the alleged OCS issue on the subject Impala vehicles and other GM and non-GM peer vehicles.After examination of the petition and available data relating to the subject vehicle's OCS and the specific crash incident where the OCS allegedly failed to operate properly, NHTSA did not identify an issue with the MY2008 Impala involved in the subject crash, nor has it identified a safety-related defect trend existing in the OCS used in the MY 2006-2008 Impala vehicles, in GM peer vehicles or in other non-GM peer vehicles.NHTSA has concluded that further expenditure of the agency's investigative resources is not warranted. The agency accordingly has denied the petition.However, the agency will take further action if warranted by changing future circumstances. The official petition denial, as published in the Federal Register, is available in the document file for this defect petition.The single complaint and crash noted in the Failure Report above is the petitioner's VOQ (10568388) and can be reviewed online at https://www.nhtsa.gov/recalls?nhtsaId=10568388.

Additional source detail variants (2)

Air Bags:frontal:sensor/control MODULE-INACTIVE

The Agency received a petition on November 14, 2013 requesting an investigation into the operation of the passenger air bag Occupant Classification System (OCS) software logic and algorithm.The petitioner states that due to this alleged defect, the passenger air bag may be suppressed at point of impact and not provided the occupant protection as needed in a crash.On July 22, 2014, NHTSA opened DP14-001 to further review the crash event and perform a more comprehensive search and analysis of the Fatality Analysis Reporting System (FARS).The Agency also collected manufacturers reports on the alleged OCS issue on the subject Impala vehicles and other GM and non-GM peer vehicles.After examination of the petition and available data relating to the subject vehicle's OCS and the specific crash incident where the OCS allegedly failed to operate properly, NHTSA did not identify an issue with the MY2008 Impala involved in the subject crash, nor has it identified a safety-related defect trend existing in the OCS used in the MY 2006-2008 Impala vehicles, in GM peer vehicles or in other non-GM peer vehicles.NHTSA has concluded that further expenditure of the agency's investigative resources is not warranted. The agency accordingly has denied the petition.However, the agency will take further action if warranted by changing future circumstances. The official petition denial, as published in the Federal Register, is available in the document file for this defect petition.The single complaint and crash noted in the Failure Report above is the petitioner's VOQ (10568388) and can be reviewed online at https://www.nhtsa.gov/recalls?nhtsaId=10568388.

Air Bags

The Agency received a petition on November 14, 2013 requesting an investigation into the operation of the passenger air bag Occupant Classification System (OCS) software logic and algorithm.The petitioner states that due to this alleged defect, the passenger air bag may be suppressed at point of impact and not provided the occupant protection as needed in a crash.On July 22, 2014, NHTSA opened DP14-001 to further review the crash event and perform a more comprehensive search and analysis of the Fatality Analysis Reporting System (FARS).The Agency also collected manufacturers reports on the alleged OCS issue on the subject Impala vehicles and other GM and non-GM peer vehicles.After examination of the petition and available data relating to the subject vehicle's OCS and the specific crash incident where the OCS allegedly failed to operate properly, NHTSA did not identify an issue with the MY2008 Impala involved in the subject crash, nor has it identified a safety-related defect trend existing in the OCS used in the MY 2006-2008 Impala vehicles, in GM peer vehicles or in other non-GM peer vehicles.NHTSA has concluded that further expenditure of the agency's investigative resources is not warranted. The agency accordingly has denied the petition.However, the agency will take further action if warranted by changing future circumstances. The official petition denial, as published in the Federal Register, is available in the document file for this defect petition.The single complaint and crash noted in the Failure Report above is the petitioner's VOQ (10568388) and can be reviewed online at https://www.nhtsa.gov/recalls?nhtsaId=10568388.