REDUCED ENGINE POWER MESSAGE CAME, CAR STOPPED SUDDENLY IN THE STREET.
2007 Chevrolet Impala
Owner reports · Recalls · Investigations
Limited comparison data
There is not enough comparable history to draw a useful model-year comparison.
About this comparison →How this year compares
Owner complaints by model year
Compare all Impala years →Counts vary with age, sales and reporting. They are not failure rates.
What owners reported most
All reported categories
Tap a category to read its complaints. One report may name several components.
When problems were reported
Mileage at the reported incident
490 reports with mileage · 137 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 128 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Steering. Review the 101 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Suspension. Review the 85 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
NHTSA owner reports · September 18, 2026 snapshot.
What owners actually said
627 reportsTL* THE CONTACT OWNS A 2007 CHEVROLET IMPALA. WHILE TRAVELING AT 40 MPH, THE VEHICLE BEGAN TO ACCELERATE WITHOUT THE ACCELERATOR PEDAL BEING DEPRESSED. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS APPROXIMATELY 69,000.
TL* THE CONTACT OWNS A 2007 CHEVROLET IMPALA. WHILE DRIVING AT 60 MPH, THE CONTACT LOST CONTROL OF THE VEHICLE AFTER BEING CUT OFF BY A MOTORCYCLIST. THE CONTACT CRASHED INTO A CEMENT BARRIER. THE AIR BAGS FAILED TO DEPLOY. THE CONTACT ALSO STATED THAT THE ANTI-LOCK BRAKING SYSTEM FAILED. A POLICE REPORT WAS FILED. THE CONTACT A…
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TL* THE CONTACT OWNS A 2007 CHEVROLET IMPALA. WHILE DRIVING AT 60 MPH, THE CONTACT LOST CONTROL OF THE VEHICLE AFTER BEING CUT OFF BY A MOTORCYCLIST. THE CONTACT CRASHED INTO A CEMENT BARRIER. THE AIR BAGS FAILED TO DEPLOY. THE CONTACT ALSO STATED THAT THE ANTI-LOCK BRAKING SYSTEM FAILED. A POLICE REPORT WAS FILED. THE CONTACT AND PASSENGER RECEIVED INJURIES TO THE UPPER AND LOWER BACK AND NECK, WHICH REQUIRED MEDICAL ATTENTION. THE VEHICLE WAS TOWED TO AN INDEPENDENT MECHANIC, BUT WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 160,000.
WHILE STARTING MY CAR THE VEHICLE BEGAN SHAKING AND THE ENGINE LIGHT CAME ON. THERE WAS ALSO A MESSAGE STATING ENGINE REDUCED POWER. THIS IS NOT THE FIRST TIME I HAD THIS HAPPEN. PREVIOUSLY I HAD THIS OCCUR AND I TOOK MY CAR TO GET SERVICED. THE MECHANIC AT THE REPAIR SHOP TESTED FOR CODES AND IT STATED THE THROTTLE BODY. I HAD…
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WHILE STARTING MY CAR THE VEHICLE BEGAN SHAKING AND THE ENGINE LIGHT CAME ON. THERE WAS ALSO A MESSAGE STATING ENGINE REDUCED POWER. THIS IS NOT THE FIRST TIME I HAD THIS HAPPEN. PREVIOUSLY I HAD THIS OCCUR AND I TOOK MY CAR TO GET SERVICED. THE MECHANIC AT THE REPAIR SHOP TESTED FOR CODES AND IT STATED THE THROTTLE BODY. I HAD THAT REPLACED ON TO TURN AROUND AND HAVE THE SAME PROBLEM TWO DAYS LATER. I RECENTLY SEARCHED THIS ISSUE ONLINE AND NOTICED I'M NOT THE ONLY PERSON WITH THIS ISSUE. I CALLED GM AND THE REPRESENTATIVE INFORMED ME THAT UNFORTUNATELY THERE WASN'T A RECALL ON THIS ISSUE. THIS IS VERY UNSAFE AND I'M AFRAID TO DRIVE THIS CAR. I TRAVEL A LOT ON THE FREEWAY AND I WOULD HATE FOR THE CAR TO STOP WHILE DRIVING WITH MYSELF AND CHILDREN INSIDE. THIS VEHICLE COMPLAINT REALLY NEEDS TO BE ADDRESSED BEFORE SOMEONE GETS KILLED.
TL* THE CONTACT OWNS A 2007 CHEVROLET IMPALA. WHILE BACKING OUT OF A PARKING SPACE, THE POWER STEERING SEIZED. THE VEHICLE WAS TOWED TO A DEALER. THE TECHNICIAN DIAGNOSED THAT THE STEERING SHAFT LOOSENED OR FRACTURED. THE VEHICLE WAS REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS 16,160.
WHILE DRIVING MY VEHICLE, THE TRACTION CONTROL LIGHT AND CHECK ENGINE LIGHT CAME ON...THEN A MESSAGE STATING "ENGINE POWER REDUCED" CAME ON. MY CAR DROPPED THE SPEED FROM 60 TO 20, ON THE HIGHWAY. IT HAPPENED AGAIN A MONTH LATER AND I WAS TOLD THAT MY ACCELERATOR PEDAL NEEDED TO BE REPLACED. THIS HAPPENED AGAIN IN MARCH OF THIS …
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WHILE DRIVING MY VEHICLE, THE TRACTION CONTROL LIGHT AND CHECK ENGINE LIGHT CAME ON...THEN A MESSAGE STATING "ENGINE POWER REDUCED" CAME ON. MY CAR DROPPED THE SPEED FROM 60 TO 20, ON THE HIGHWAY. IT HAPPENED AGAIN A MONTH LATER AND I WAS TOLD THAT MY ACCELERATOR PEDAL NEEDED TO BE REPLACED. THIS HAPPENED AGAIN IN MARCH OF THIS YEAR, AND I WAS TOLD MY FUEL PUMP HAD GONE OUT. NOW IT HAS HAPPENED AGAIN THIS MORNING, AND THE MECHANIC DOESN'T KNOW WHAT'S WRONG WITH IT BECAUSE IT HAPPENS INTERMITTENTLY SO HE CAN'T DIAGNOSE IT UNLESS IT DOES IT WHILE THE CAR IS IN HIS POSSESSION.
IN OCTOBER 2014 I WAS DRIVING DOWN THE HIGHWAY GOING TO WORK AND THE CAR WENT FROM 65 TO 20, THEN IT STARTED SHAKING. I PULLED OVER AND THE CAR WAS FINE. I GOT BACK IN THE CAR AND IT DID THE SAME THING. I TOOK IT TO THE DEALERSHIP AND THEY SAID THEY WOULD SEE WHAT WAS WRONG WITH IT. I WAS ALREADY WORKING WITH GM ON THE SAME ISSU…
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IN OCTOBER 2014 I WAS DRIVING DOWN THE HIGHWAY GOING TO WORK AND THE CAR WENT FROM 65 TO 20, THEN IT STARTED SHAKING. I PULLED OVER AND THE CAR WAS FINE. I GOT BACK IN THE CAR AND IT DID THE SAME THING. I TOOK IT TO THE DEALERSHIP AND THEY SAID THEY WOULD SEE WHAT WAS WRONG WITH IT. I WAS ALREADY WORKING WITH GM ON THE SAME ISSUE AND NOTHING WAS DONE. I TOOK MY VEHICLE TO DAVE'S MUFFLERS IN FEBRUARY 2015 AND THEY FIXED THE THROTTLE BODY. 6 MONTHS LATER I AM HAVING THE SAME ISSUE. DAVE'S MUFFLERS SAID THEY ORDERED THE PART FROM THE DEALERSHIP AND I JUST GOT THE CAR FIXED IN FEBRUARY 2015. THIS COULD HAVE CAUSED A SERIOUS ACCIDENT AND MY FAMILY COULD HAVE BEEN KILLED. THERE IS A SITE WITH NUMEROUS OF THE SAME COMPLAINTS WITH THIS VEHICLE AND A RECALL REALLY NEEDS TO BE ISSUED BEFORE SOMEONE GETS KILLED.
TL* THE CONTACT OWNS A 2007 CHEVROLET IMPALA. THE CONTACT RECEIVED NOTIFICATION OF NHTSA CAMPAIGN NUMBER: 14V355000 (ELECTRICAL SYSTEM); HOWEVER, THE PART NEEDED TO PERFORM THE REPAIR WAS UNAVAILABLE. THE CONTACT STATED THAT THE MANUFACTURER EXCEEDED A REASONABLE AMOUNT OF TIME. THE MANUFACTURER WAS NOTIFIED OF THE ISSUE. THE CO…
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TL* THE CONTACT OWNS A 2007 CHEVROLET IMPALA. THE CONTACT RECEIVED NOTIFICATION OF NHTSA CAMPAIGN NUMBER: 14V355000 (ELECTRICAL SYSTEM); HOWEVER, THE PART NEEDED TO PERFORM THE REPAIR WAS UNAVAILABLE. THE CONTACT STATED THAT THE MANUFACTURER EXCEEDED A REASONABLE AMOUNT OF TIME. THE MANUFACTURER WAS NOTIFIED OF THE ISSUE. THE CONTACT HAD NOT EXPERIENCED A FAILURE.
TL* THE CONTACT OWNS A 2007 CHEVROLET IMPALA. WHILE DRIVING 40 MPH, THE VEHICLE INDEPENDENTLY JERKED TO THE LEFT AND RIGHT WITHOUT WARNING. THE CONTACT LOST CONTROL OF THE VEHICLE AND STRUCK A CURB. THE VEHICLE ROLLED OVER THREE TIMES AND LANDED UPRIGHT. THE CONTACT STATED THAT THE AIR BAGS FAILED TO DEPLOY. A POLICE REPORT WAS …
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TL* THE CONTACT OWNS A 2007 CHEVROLET IMPALA. WHILE DRIVING 40 MPH, THE VEHICLE INDEPENDENTLY JERKED TO THE LEFT AND RIGHT WITHOUT WARNING. THE CONTACT LOST CONTROL OF THE VEHICLE AND STRUCK A CURB. THE VEHICLE ROLLED OVER THREE TIMES AND LANDED UPRIGHT. THE CONTACT STATED THAT THE AIR BAGS FAILED TO DEPLOY. A POLICE REPORT WAS FILED. MINOR INJURIES WERE SUSTAINED, BUT DID NOT REQUIRE MEDICAL ATTENTION. THE VEHICLE WAS DESTROYED AND TOWED FROM THE SCENE. THE CONTACT RECEIVED NOTIFICATION OF NHTSA CAMPAIGN NUMBER: 14V355000 (ELECTRICAL SYSTEM); HOWEVER, THE PART TO DO THE REPAIR WAS UNAVAILABLE. THE CONTACT STATED THAT THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS 125,000.
WHILE DRIVING, MY CAR GIVES A MESSAGE OF "REDUCED ENGINE POWER" AND COMPLETELY SHUTS OFF...REGARDLESS OF WHAT SPEED I AM DRIVING. THIS HAS HAPPENED 3 TIMES IN THE PAST 2 DAYS. VERY UNSAFE! I HAVE READ ONLINE OF HUNDREDS OF THIS SAME TYPE VEHICLE HAVING THIS PROBLEM. WHY ISN'T THIS A RECALL ISSUE? I BELIEVE ANOTHER CAR MANUFACTUR…
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WHILE DRIVING, MY CAR GIVES A MESSAGE OF "REDUCED ENGINE POWER" AND COMPLETELY SHUTS OFF...REGARDLESS OF WHAT SPEED I AM DRIVING. THIS HAS HAPPENED 3 TIMES IN THE PAST 2 DAYS. VERY UNSAFE! I HAVE READ ONLINE OF HUNDREDS OF THIS SAME TYPE VEHICLE HAVING THIS PROBLEM. WHY ISN'T THIS A RECALL ISSUE? I BELIEVE ANOTHER CAR MANUFACTURER HAD A SIMILAR ISSUE WITH ONE OF THEIR ACCELERATOR PARTS AND THAT COMPANY RECALLED AND REPLACED THESE PARTS FOR NO CHARGE TO THE OWNER. I BELIEVE CHEVROLET NEEDS TO DO THE SAME THING.
Official recalls
214V355000 · 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.
06V419000 · Fuel System, Gasoline:storage
Oct 31, 2006
ON CERTAIN VEHICLES, THE FUEL TANK IS MISSING THE ADHESIVE LAYER THAT BONDS THE BARRIER LAYER TO THE OUTER SHELL OF THE FUEL TANK.
Consequence & remedy
Consequence: WITH THIS CONDITION, FUEL AND/OR FUEL VAPORS COULD SEEP OUT BETWEEN THE LAYERS, INCREASING THE RISK OF A FIRE.
Remedy: DEALERS WILL INSPECT THE SERIAL NUMBER ON THE FUEL TANK AND REPLACE THE FUEL TANK IF NECESSARY. THE RECALL BEGAN ON NOVEMBER 13, 2006. OWNERS MAY CONTACT BUICK AT 1-866-608-8080, CHEVROLET AT 1-800-630-2438, OR PONTIAC AT 1-800-620-7668.
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
0No exact-year investigations in this snapshot.
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