'ENGINE POWER REDUCED', APPEARING AT RANDOM TIMES WHEN THE VEHICLE STARTS STUTTERING AND BECOMING UNDRIVABLE.
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 reportsCAR RANDOMLY DISPLAYS REDUCED ENGINE POWER. ON INTERSTATE REDUCED DOWN TO 20MPH COULD HAVE GOTTEN MY FAMILY KILLED. RESEARCHED ONLINE ALOT OF IMAPALA HAVING SAME ISSUE. THIS IS VERY DANGEROUS
I RECENTLY PURCHASED A 2007 CHEVY IMPALA, 3 WEEKS AFTER PURCHASE WHILE ON THE HIGHWAY, THE CAR SUDDENLY SLOWED DOWN TO A CRAWL, A REDUCED ENGINE LIGHT CAME ON THE DASH, BEING AS WE WERE ON THE HIGHWAY TO SUDDENLY ONLY BEING ABLE TO GO 20MPH WAS VERY FRIGHTENING!! I WAS ABLE TO GET THE CAR TO THE SIDE AND HAD TO HAVE IT TOWED HOM…
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I RECENTLY PURCHASED A 2007 CHEVY IMPALA, 3 WEEKS AFTER PURCHASE WHILE ON THE HIGHWAY, THE CAR SUDDENLY SLOWED DOWN TO A CRAWL, A REDUCED ENGINE LIGHT CAME ON THE DASH, BEING AS WE WERE ON THE HIGHWAY TO SUDDENLY ONLY BEING ABLE TO GO 20MPH WAS VERY FRIGHTENING!! I WAS ABLE TO GET THE CAR TO THE SIDE AND HAD TO HAVE IT TOWED HOME. AFTER SEARCHING THIS ISSUE ONLINE I FOUND THOUSANDS OF COMPLAINTS FROM PEOPLE WITH THE SAME ISSUE WITH THIS SAME CAR. I FIND IT STRANGE THERE WAS NOT A RECALL FOR THIS DUE TO IT BEING A SERIOUS SAFETY ISSUE. AFTER CALLING A CHEVY DEALER, THEY TOLD ME ALL THEY COULD DO IS HOOK IT UP FOR DIAGNOSTIC TESTS BUT IT WOULD COST 175.00 JUST TO DO THAT. THIS VEHICLE IS STILL PARKED AND WE ARE UNABLE TO DRIVE IT AND STILL HAVE NO IDEA WHAT'S WRONG WITH IT. I'M VERY CONCERNED ABOUT DRIVING IT AGAIN FOR FEAR OF THIS HAPPENING AGAIN AND US MAYBE NOT BEING AS LUCKY NEXT TIME!!!! SERIOUS ISSUE WITH THOUSANDS OF COMPLAINTS ONLINE. SIMPLY TYPE IN 'REDUCED ENGINE POWER' MAKE MODEL AND YEAR OF CAR AND MANY PEOPLE HAVE HAD THIS SAME ISSUE!!!!
VEHICLE IN MOTION AT 70 MILES PER HOUR, VEHICLE SHUT OFF AND LOST POWER STEERING, BRAKING, AND NEARLY CAUSING A FATAL COLLISION ON A HIGHWAY OVERPASS. ERRORS ON DASH STATED THROTTLE DISABLED STOP ENGINE, OIL PRESSURE LOW ENGINE POWER REDUCED. UPON FURTHER INVESTIGATION THERE WAS A RECALL (EXPIRED?) FOR PEDAL POSITION SENSOR DUE …
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VEHICLE IN MOTION AT 70 MILES PER HOUR, VEHICLE SHUT OFF AND LOST POWER STEERING, BRAKING, AND NEARLY CAUSING A FATAL COLLISION ON A HIGHWAY OVERPASS. ERRORS ON DASH STATED THROTTLE DISABLED STOP ENGINE, OIL PRESSURE LOW ENGINE POWER REDUCED. UPON FURTHER INVESTIGATION THERE WAS A RECALL (EXPIRED?) FOR PEDAL POSITION SENSOR DUE TO FAULTY SOLDERING.
TRACTION CONTROL PROBLEM....WARNING LIGHT AND MESSAGE THAT THE TRACTION CONTROL IS NOT WORKING CORRECTLY AND POWER TO THE ENGINE IS REDUCED...AFTER CAR IS OFF ND SITS FOR A COUPLE OF HOURS, THE WANING SIGNS ARE OFF AND CAR IS AT FULL POWER FOR AAPROXIMATLY 3 TO 10 MILES, THEN I HAPPENS AGAIN....
SINCE I PURCHASED THIS VEHICLE AS A USED AUTO ON JAN 24, 2012, I HAVE HAD 10 INCIDENTS OF TIRE PROBLEMS, AS LOW AIR, FLAT TIRE, ETC CAUSED BY WHEEL RIMS CORRODING CAUSING BEADS ON RIM AND NOT HOLD AIR PRESSURE; HAVE REPLACED 30 LUG NUTS; AND GROUND RIMS APPROX 12 TIMES. AM TOLD THAT THE RAPID DETERIORATION OF THE RIMS TO CORROS…
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SINCE I PURCHASED THIS VEHICLE AS A USED AUTO ON JAN 24, 2012, I HAVE HAD 10 INCIDENTS OF TIRE PROBLEMS, AS LOW AIR, FLAT TIRE, ETC CAUSED BY WHEEL RIMS CORRODING CAUSING BEADS ON RIM AND NOT HOLD AIR PRESSURE; HAVE REPLACED 30 LUG NUTS; AND GROUND RIMS APPROX 12 TIMES. AM TOLD THAT THE RAPID DETERIORATION OF THE RIMS TO CORROSION IS DUE TO ROAD SALT MIX USED ON LOCAL AND INTERSTATE ROADS. APPEARS THE VEHICLE WAS NOT DESIGNED FOR THIS AREA; FEAR IS WHEN A TIRE GOES, IT COULD BE AT A HIGH RATE OF SPEED. ALSO HAVE DISCOVERED THE ALUMINUM BODIES OF THE CARS ARE RUSTING MUCH QUICKER. MOST RECENT INCIDENT WAS TODAY
WHEN TURNED CAR ON WIPERS DID NOT WORK, THEY WOULD INTERMITTENTLY COME ON AND WORK BEFORE THEY COMPLETELY STOPPED WORKING AND DO NOT TURN ON AT ALL. CHANGED THE WIPER MOTOR AND THE WIPER SWITCH AND THEY STILL DO NOT WORK. I CURRENTLY DO NOT HAVE WORKING WIPERS ON MY CAR. PEP BOYS WAS UNABLE TO DIAGNOSE A PROBLEM.
"TAKATA RECALL" WHILE ON THE HIGHWAY TRACTION ALERT CAME ON THE MESSAGE STATES THE ENGINE IS SLOWING DOWN AND TOOK IT TO O'REILY'S AND STATES THE SENSOR CODES ALERTS THAT WILL CAUSE MY CAR TO FAIL BY SHUTTING DOWN AND LOCKING UP IF ITS NOT CORRECTED AND TO SEE IF THERE IS ANY RECALLS ON THIS MALFUNCTION
TL* THE CONTACT OWNED A 2007 CHEVROLET IMPALA. WHILE DRIVING 20 MPH, ANOTHER VEHICLE COLLIDED WITH THE FRONT DRIVER'S SIDE OF THE CONTACTS VEHICLE. THE AIR BAGS FAILED TO DEPLOY. THE DRIVER SUSTAINED INJURIES TO THE BACK, LEFT HAND, AND NECK. THE CONTACT'S THREE CHILDREN WHO WERE SEATED IN THE REAR OF THE VEHICLE ALL SUSTAINED I…
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TL* THE CONTACT OWNED A 2007 CHEVROLET IMPALA. WHILE DRIVING 20 MPH, ANOTHER VEHICLE COLLIDED WITH THE FRONT DRIVER'S SIDE OF THE CONTACTS VEHICLE. THE AIR BAGS FAILED TO DEPLOY. THE DRIVER SUSTAINED INJURIES TO THE BACK, LEFT HAND, AND NECK. THE CONTACT'S THREE CHILDREN WHO WERE SEATED IN THE REAR OF THE VEHICLE ALL SUSTAINED INJURIES TO THEIR BACKS, NECKS, AND HEADS. MEDICAL ATTENTION WAS RECEIVED. A POLICE REPORT WAS FILED. THE VEHICLE WAS TOWED TO AN UNKNOWN FACILITY WHERE IT WAS DEEMED A TOTAL LOSS. THE VEHICLE WAS NOT TAKEN TO AN INDEPENDENT MECHANIC OR DEALER FOR THE AIR BAG FAILURE. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS APPROXIMATELY 200,000.
TL* THE CONTACT OWNS A 2007 CHEVROLET IMPALA. THE CONTACT EXPERIENCED RECURRING ISSUES WITH THE STEERING IN THE VEHICLE. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHERE IT WAS DIAGNOSED THAT THE RACK AND PINION FAILED. THE VEHICLE WAS REPAIRED, BUT THE FAILURE RECURRED. THE DEALER AND MANUFACTURER WERE NOTIFIED. THE VIN W…
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TL* THE CONTACT OWNS A 2007 CHEVROLET IMPALA. THE CONTACT EXPERIENCED RECURRING ISSUES WITH THE STEERING IN THE VEHICLE. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHERE IT WAS DIAGNOSED THAT THE RACK AND PINION FAILED. THE VEHICLE WAS REPAIRED, BUT THE FAILURE RECURRED. THE DEALER AND MANUFACTURER WERE NOTIFIED. THE VIN WAS UNKNOWN. THE APPROXIMATE FAILURE MILEAGE WAS 230,000.
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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