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10.0

really awful
Crashes / Fires:
2 / 0
Injuries / Deaths:
1 / 0
Average Mileage:
67,927 miles

About These NHTSA Complaints:

This data is from the NHTSA — the US gov't agency tasked with vehicle safety. Complaints are spread across multiple & redundant categories, & are not organized by problem.

So how do you find out what problems are occurring? For this NHTSA complaint data, the only way is to read through the comments below. Any duplicates or errors? It's not us.

2010 Chevrolet Impala engine problems

engine problem

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2010 Chevrolet Impala Owner Comments (Page 2 of 3)

« Read the previous 20 complaints

problem #24

Apr 152015

Impala

  • 102 miles

A D V E R T I S E M E N T S

While driving on the interstate going about 70mph the check engine light flashes on goes off then pops back on. Message comes on saying reducing engine power then traction control service lights comes on and stays on all while I'm losing power trying to get over to safety I have my foot on the gas pedal but no power at all put my flashers on lucky chp seen me and helped me to the shoulder.call aaa while waiting I start the car up press on the pedal I have power.

- Apple Valley, CA, USA

problem #23

May 172015

Impala

  • miles
On or about May 17, 2015, I received notice from the Chevrolet division of General Motors that my vehicle "may have a broken solder connection within the accelerator pedal position (app) sensor. This condition may result in reduced engine power and loss of traction control assist." According to them, I will know when my information center displays the warning and then they will be willing to correct their poor workmanship, but not until that time. GM goes on to inform me that I may be without my car for an extended length of time while they order parts and do repairs. I don't see why I should be the one who will be inconvenienced for their lack of proper workmanship. Furthermore, I feel there is a safety issue here also. GM needs to correct this problem before it causes needless harm to someone.

- San Angelo, TX, USA

problem #22

Nov 042014

Impala

  • 66,000 miles
TL- the contact owns a 2010 Chevrolet Impala. The contact stated that the traction control sensor and the service engine sensor illuminated intermittently and the reduced engine speed error message flashed several times. The contact indicated that the vehicle drastically reduced speed and stalled several times. The contact was not able to travel over approximately 25 mph each time the failure recurred. The vehicle was towed to an authorized dealer who diagnosed that acceleration pedal may need to be replaced but the contact was not given a specific diagnosis. The contact was also waiting for parts to schedule a recall repair for NHTSA campaign id number: 14V355000 (electrical system) and stated that the part was not available. The dealer did not give a specific date for when the part would become available. The manufacturer was contacted and could not provide an estimated date for when the contacts vehicle would receive the recall repair. The vehicle was not repaired pertaining to the failure which was getting progressively worse. The manufacturer was notified of the failure and provided no remedy. The approximate failure mileage was 66,000. Dyd

- Milwaukee, WI, USA

problem #21

Jun 032014

Impala

  • 80,000 miles

A D V E R T I S E M E N T S

Traction control light and engine reduce speed light came on and car started stutter and slow down on the highway. Replace throttle body twice and replace gas pedal sensor.

- Rochester, NY, USA

problem #20

Sep 232014

Impala 6-cyl

  • 81,060 miles
The car experienced a reduction in power and the engine began making a "knocking" noise. The check engine light came on as well as a "reduced engine power, service traction control" alert.

- Washington, IL, USA

problem #19

Aug 282014

Impala 6-cyl

  • 105,555 miles
The gauges on the dashboard fail during driving. The passenger airbags turn on and off during driving. The tire pressure monitoring and fuel gauge warning comes on during driving even though fuel and air are fine. Sometimes at 0mph the gauge will be stuck at prior speed. Gauges fail when passenger airbag turns off. Incidents occur seemingly only when a passenger is present, when passenger airbag is turned on.

- Orlando, FL, USA

problem #18

Aug 022014

Impala 6-cyl

  • 32,200 miles

A D V E R T I S E M E N T S

I was driving my car on the hwy going about 70-75 mph when it happened to me. The road condition was nice with no signs of water on the highway during the hours of 2 pm, great sunny day. The car jerked on me like the throttle was going down. Afterwards the car jerked again and the traction light notification started to beep and the car idled down and I couldn't increase my speed. I continued on the hwy assuming it would rectify itself but my girl (who mainly drives the car), informed me it's been doing this for over the past year off and on probably once every other month. That the weather condition didn't matter it would pop up and slow down and she'd have to pull over and wait about 10 minutes after turning off the car to turn it back on to be able to continue about her day normally. I continued to drive but it never did fix itself. I had to finally take an exit and stopped at a gas station. Might as well take a break while. After about 10-15 minutes, I cranked the car and the issue seemed to resolve itself and I had no further problems throughout the rest of the day.

- Pine Bluff, AR, USA

problem #17

Jul 202014

Impala 6-cyl

  • 65,165 miles
Driving down busy hwy going 75 speed, engine power reduce message came on also traction control message, I been getting this message over a year in a half took it to a mechanic they couldn't seem to find anything wrong with it, since the message would go away after ten minutes or so I never taught was anything major till my car showed the message starter disabled service throttle came on basically letting me know my car was going to lock on me or something and with a few seconds my speed reduced more and I could not push D gas anymore I had to pull over to the side of the road in disbelief of what just happened and scared so I parked and turned off my car then I tried to turn it on and it wouldn't even start or make a starting noise the steering wheel was locked and I couldn't do anything, I waited at least ten minutes and I tried again and it turned on the message was gone but the check engine was still on. Trough the day this incident didn't happen anymore but I went on line and I see a lot of people with the same model car as me are having the same problem!.

- Tyler , TX, USA

problem #16

Jun 092014

Impala 6-cyl

  • Automatic transmission
  • 40,445 miles
The contact owns a 2010 Chevrolet Impala. The contact stated that while driving 40 mph, the vehicle suddenly accelerated, the steering wheel and brakes were unresponsive. The contact mentioned that the driver lost control of the vehicle causing it to roll over into a river. The air bags failed to deploy. The vehicle was destroyed. A police report was filed. The driver sustained lacerations and bruising. The manufacturer was made aware of the failure. The failure and current mileage was 40,445. Updated 10/7/14

- Sheffield, MA, USA

problem #15

Mar 162014

Impala 6-cyl

  • miles
2010 Chevy Impala. Consumer writes in regards to throttle body assembly and sensor issues. The consumer stated while driving, the traction control and engine light illuminated, and then the instrument panel read engine reduced power, check stabilitrak and traction control. As she approached the stop sign, the vehicle started to shake. The vehicle was taken to the dealer, where a diagnosis revealed the throttle body assembly and sensor had malfunctioned.

- Grand Junction, IA, USA

problem #14

Apr 112012

Impala 6-cyl

  • 44,000 miles

A D V E R T I S E M E N T S

The contact owns a 2010 Chevrolet Impala. The contact stated that while driving at various speeds, the vehicle stalled. The contact stated that the check engine, engine power reduced, service stabilitrak, traction control, and the engine overheated warning lights illuminated. The vehicle was taken to a dealer where it was diagnosed that the secondary air injection valve, the secondary air pump, and the app sensor fault needed to be replaced. The vehicle was repaired but the failure was not rectified. The manufacturer was notified of the failure. The approximate failure mileage was 44,000 and the current mileage was 80,000....updated 07/15/14

- Atlanta , GA, USA

problem #13

Apr 092014

Impala 6-cyl

  • 57,070 miles
While driving northbound on I-75 in southern ky, the car suddenly lurched a little and "traction control" and "stabilization" errors displayed followed by "reducing power." And, the check engine light came on. I called my Chevy dealer and asked if it was safe to continue driving - they said yes, as long as the check engine light wasn't flashing. We went about 5 - 10 more miles and the display flashed something about throttle problem and then "shutting down engine", which it did immediately with no warning while we were doing about 70 - 75mph in the middle of the 3 northbound lanes of I-75. I had to try to steer to the shoulder with no power steering or brakes. Once there, I tried to restart the car and nothing happened - it displayed "starter disabled." We called our road service and they took our info, found the nearest Chevy dealer who said they could work on it asap if we got it in there. While they were working on setting up a tow I tried starting it again. It started but the check engine was still on. I tried driving a little along the shoulder and it seemed ok so I said we'd try driving to the dealer rather than wait for a tow truck. We made it. They got on it fairly quickly and found the problem was the gas pedal position sensor. We were fortunate that the traffic was light and I could safely pull off. I hate to think what the results would have been if this had happened earlier as we were traveling thru atlanta with its 6 lanes of heavy traffic. Suddenly losing power and control in that traffic would probably have caused one of those multi-vehicle accidents that make the national news. What kind of incompetent programming of the car's computer would trigger a full, instant shutdown because of a faulty accelerator pedal position sensor? I would suggest an immediate recall to re-flash the computer to eliminate the no-warning shut down.

- Parma, OH, USA

problem #12

Apr 042014

Impala

  • 83,000 miles
While driving down I 80 West of princeton ill the check engine light came on followed by the check traction control light.the dash then light up like a christmas tree with lights I had never seen and can not duplicate with turning the key to on.the car immediately died and I lost power steering and brakes.I got the car stopped safely.I called a mechanic in the town I live in and he asked if it would start again. Earlier when I tried to start it acted as though the battery was dead. This time it started and I drove it home.a local repair shop replaced the gas pedal.I had bought this car new and it has never been in a crash or had any repairs done besides routine service. No one was hurt but this car should not have shut off at 70 mph because of a defective sensor on a gas pedal.I am a retired state trooper and I am sure my training saved me from being in an accident yesterday because I happened to have other cars and semi S driving near me.

- Newark Ill, IL, USA

problem #11

Mar 162014

Impala 6-cyl

  • 101,500 miles
It had snowed overnight and I was driving 60 miles per hour going downhill when the traction control light and the engine light came on and then where the odometer reading is it said engine power reduced and then check traction control and check stabilizer. I did make it to work as the car shock as the car felt like it was going to die. I did let it sit all day while I was at work and then when I started it the engine light was still on and it ran ok. I took it across the street and parked it at the Chevrolet dealership and since it is Sunday they are not open and I will stop by in the morning to let them know what is wrong to have them check it out. We have had this car for a year and considering not owning another Chevy.

- Grand Junction, IA, USA

problem #10

Nov 012013

Impala 6-cyl

  • 62,000 miles
At the time of the first incident traction control light came on the low engine power light came on.speed dropped down to 15 mph. Had to pull over turn car off. Then restarted it again it was fine for a month. It repeated same problem. Now check engine light stays on.hdhad code read saying throttle cable and traction control.to me that is a serious issue. This is something that needs to be addressed. Highway driving this problem could cause an accident.I can see this has been a issue with General Motors with Impala and other models since 2008.how many of the same complaints would it take until its fixed.complaints keep coming up after throttle bodies replaced still having same problems. General Motors needs to get with the program.

- Ansonia, CT, USA

problem #9

Apr 012013

Impala 6-cyl

  • 95,000 miles
I don't remember the exact date, but approximately 2 yrs ago, I began seeing the sequence of messages, "service traction control, service stabilitrak, engine power reduced, " and the engine light comes on along with the traction control system light. The car speed was obviously reduced and I couldn't really accelerate. I took the car back to carmax and they said they couldn't find anything and did not know what I was talking about. It happens sporadically, but seemingly always on the interstate while I'm traveling around 65--70 mph. This is very dangerous, and I've been trying to research what needs to be fixed. I do not understand why this is not a recall item. I think this will be the last Chevy I purchase!

- Columbia, SC, USA

problem #8

Nov 042013

Impala

  • 38,200 miles
The contact owns a 2010 Chevrolet Impala. The contact stated that the engine reduced power and the traction control warning lights remained illuminated. The vehicle was taken to an authorized mechanic where a diagnostic was performed, which located the failure at the acceleration sensor. The vehicle was not repaired. The manufacturer was not made aware of the failure. The failure mileage was 38,200 and the current mileage was 39,000.

- Lexington , MA, USA

problem #7

Jun 082013

Impala 6-cyl

  • 64,000 miles
While driving, reduce power in engine. Check stability trac, and lost acceleration. The car shut off in the middle of the freeway. Restared after a 10 minute wait. Check engine light was on, but now off. Happen from time to time.

- Little Rock, AR, USA

problem #6

Sep 042013

Impala 6-cyl

  • 56,103 miles
My wife was driving on interstate and all of a sudden lights start flashing on dash board saying traction control, engine performance reduced and check engine light comes on. Car completely shuts down on major highway. GM needs to do something!!!! before someone seriously gets hurt or worse. Went to auto shop and they said it is the accelerator pedal sensor gone bad already at 56,103 ? I just bought the car, and only had it for 1 year. I will never buy anything GM makes or recommended there vehicles to family or friends this is ridiculous. Someone needs to care about public safety because obviously they do not. Please do a recall and save a life !!!!!

- Northport, AL, USA

problem #5

Feb 152013

Impala

  • 55,000 miles
My car is having issues with the service traction control, engine power reduced and will shut down. This has happened to me over 5 times now. I can't even pick up speed after this happens. I was on the highway one time doing about 65 and the car just shut down, I was on an incline/ramp and an 18 wheeler was behind me and I could have been killed. I have taken the car into to get the codes ran but can not seem to get to the root cause. I am thinking about just giving the car back and having it go on my credit.

- Carrollton, TX, USA

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