Problems · by component

2006 Chevrolet Impala engine and engine cooling problems

29 owner complaints to NHTSA about the 2006 Chevrolet Impala cite engine and engine cooling, 5% of all 544 complaints for this model year.

Complaints
29
5% of all complaints
Crashes
0
Reported by owners
Fires
3
Reported by owners
Injuries
1
Reported by owners
01 —Owner reports

What owners say about the engine and engine cooling

Verbatim from NHTSA complaints, newest first
“I WAS TURNING FROM ONE STREET ONTO ANOTHER AND ALL OF A SUDDEN THERE WAS A CLANKING NOISE COMING FROM UNDER THE CAR AND THEN THE POWER STEERING WENT OUT ALONG WITH THE BRAKES AND MY ACCELERATION. I HAD TO PULL OVER AND STOP THE CAR. AFTER ALL THIS MY CAR WOULD NOT START AND EVERY TIME I TRIED TO START MY CAR, IT SOUNDED LIKE THE BATTERY DIED BUT I KNOW IT WASN'T THE BATTERY. *TR”
Owner complaint to NHTSAFiled May 20, 2014Steering, Engine and engine cooling, Vehicle speed control, Service brakesODI 10592703
“TL* THE CONTACT OWNS A 2006 CHEVROLET IMPALA. THE CONTACT STATED THAT WHILE DRIVING 40 MPH, THE VEHICLE EXHIBITED AN ABNORMAL TAPPING NOISE FROM UNDER THE AIR CONDITIONING UNIT. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC FOR DIAGNOSIS WHERE IT WAS STATED THAT THE AIR CONDITIONING UNIT NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED AND THE MANUFACTURER WAS NOTIFIED. THE APPROXIMATE FAILURE MILEAGE WAS 80,000. *TR”
Owner complaint to NHTSAFiled Jul 19, 2013Engine and engine cooling, Electrical systemODI 10525789
“2006 CHEVROLET IMPALA. CONSUMER WRITES IN REGARDS TO TRANSMISSION PROBLEMS. *SMD THE CONSUMER STATED THE TRANSMISSION WAS SLIPPING. SHE EXPLAINED TO THE DEALER, THERE WAS A RECURRING PROBLEM WITH THE TRANSMISSION. EACH TIME, THE CONSUMER WENT TO THE DEALER, SHE WAS INFORMED THEY COULD NOT RECREATE THE PROBLEM, AND THEREFORE NO PROBLEM EXISTED. BESIDES THE TRANSMISSION PROBLEM, THERE WAS A HORRIBLE RATCHETING MACHINE-GUN TYPE NOISE COMING FROM BEHIND THE DASH, WHEN SHE CHANGED THE VENT POSITION. THE LOUD NOISE LASTED FOR ABOUT A MINUTE AND WAS ALMOST EAR-PIERCING. ALSO, THE ENGINE MOUNT BROKE, THE WATER PUMP, STEERING AND TIE RODS FAILED, THE ENGINE BURNED EXCESSIVE AMOUNT OF OIL, AND THE ENGINE LOW OIL LIGHT ILLUMINATED. THE WINDOWS MADE A SCREECHING SOUND, THE SUNROOF WOULD DRAG, THE PLASTIC HEADLIGHT COVERED WERE FOGGED AND FADED. THE TIRE PRESSURE MONITORING LIGHT WAS CONSTANTLY ON. ON APRIL 24, 2013. THE CONSUMER TOOK THE VEHICLE TO AN INDEPENDENT TRANSMISSION SHOP TO HAVE THEM ASSESS THE SAME TRANSMISSION SLIPPING PROBLEM, SHE HAD BEEN EXPERIENCING FOR SEVEN YEARS. THEY DROPPED THE TRANSMISSION PAN, AND THEY FOUND FINE METAL, PIECES OF ALUMINUM AND CLUTCH MATERIAL IN THE PAN.”
Owner complaint to NHTSAFiled May 22, 2013Steering, Engine and engine cooling, Power train, Exterior lighting, Visibility, TiresODI 10513180
“I HAVE A 2006 CHEVY IMPALA AND THERE SEEMS TO BE A PROBLEM WITH THE TRANSMISSION. WE HAVE TAKEN THE CAR TO THE DEALERS SEVERAL TIMES. WE HAVE CHANGED THE SPARK PLUGS, CHANGED AND FLUSHED THE TRANSMISSION FLUID. WE ARE STILL HAVING THE CAR JERK OFF AT A STOP LIGHT. WE YOU ARE STOPPED ON AN INCLINE IT ALSO HESITATES TO GO INTO GEAR AND THE JERKS AWAY! THE DEALER CAN NEVER FIND A ANYTHING WRONG AND WE HAVE DONE ALL THE RECOMMENDED FIXES. THIS SEEMS TO BE GETTING WORSE. THE GAS CAP AND SOLENOID HAVE ALSO HAD TO BE REPLACED WHICH EVERYONE HAS HAD PROBLEMS WITH. GM SHOULD RECALL THESE CARS BEFORE SOMEONE GETS HURT! *TR”
Owner complaint to NHTSAFiled Nov 19, 2012Engine and engine cooling, Fuel system, gasoline, Power trainODI 10485220
“DISPLAYED ON PANEL "REDUCED ENGINE POWER" . ON STAR DIAGNOSED SERVICE CODE "P2138". ON 05/01/2012 WHILE DRIVING THROUGH A LARGE INTERSECTION MY ENGINE POWER WAS REDUCED TO 3 OR MAYBE 5 MPH. I WAS TRYING TO GET THROUGH THE INTERSECTION WITHOUT THE ACCELERATION THAT WAS SO DESPERATELY NEEDED. THIS IS DEFINITELY A SAFETY ISSUE. IN ADDITION TO BEING CONCERNED ABOUT GETTING INTO AN ACCIDENT, I'M FEARFUL I WILL BE THE ONE CAUSING A FATAL PILE-UP. I HAVE BEEN TO THE CHEVY DEALER 4 TIMES AND THEY WERE UNABLE TO FIX THIS PROBLEM.”
Owner complaint to NHTSAFiled Aug 1, 2012Engine and engine cooling, Fuel system, gasoline, Electrical systemODI 10469783
“IS OR WAS OR HAS THIS CAR HAD ANY RECALLS. FOR A 2006 VEH WITH ONLY 54,104 MILES ON IT AND HAVE TO PUT OUT THE MONEY TO PAY FOR WORK ON A CAR WITH ELECTRICAL PROBLEMS, SO FAR (INTERCONTROL MODULE) IS NOT RIGHT. THIS PROBLEM CAUSED THE WHOLE CAR TO NOT RESPOND AT ALL (IN LUCK WE WERE AT HOME WHEN THIS HAPPENED)BUT, IF WE WERE GONE IT COULD HAVE BEEN A DISASTER IF THIS WOULD HAVE HAPPENED WHILE DRIVING IT SHUTS THE WHOLE CAR DOWN, THIS IS A DISASTER WAITING TO HAPPEN. PLEASE HELP *KB”
Owner complaint to NHTSAFiled Mar 20, 2012Engine and engine cooling, Electrical systemODI 10452371

Showing 6 of 29 reports. Read every report on NHTSA.gov.

Data from NHTSA Complaints API (owner reports, unverified) · synced Nov 10, 2026NHTSA vehicle page

Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.