Problems · by component

2006 Chevrolet Impala electrical system problems

130 owner complaints to NHTSA about the 2006 Chevrolet Impala cite electrical system, 24% of all 544 complaints for this model year. NHTSA also lists 1 recall on this component.

Complaints
130
24% of all complaints
Crashes
6
Reported by owners
Fires
14
Reported by owners
Injuries
7
Reported by owners
01 —Owner reports

What owners say about the electrical system

Verbatim from NHTSA complaints, newest first
“I got a P2138 code for Accelerator Pedal Sensor error. From what I have seen this is caused by the two sensors not matching. I have repaired this issue previously about 3 years ago, but it has happened again. This seems to be a common issue with GM cars of this era.”
Owner complaint to NHTSAFiled Dec 28, 2023Electrical systemODI 11562238
“5.3l v8 model needs to be added to the PI1384A campaign. recently fried my fuseblock because the relays melted. i am an ase certified technician For Firestone complete auto care, this is the exact problem that all ls4s will face.”
Owner complaint to NHTSAFiled Jan 9, 2023Electrical systemFire reportedODI 11500947
“FUEL SYSTEM; CODE P0230. CAM/CRANKSHAFT; solenoid circuit in BANK 1 CODE P0010. RADIO WIRING; Radio is smoking all the time BAD GROUND WIRE OR SHORT IN WIRES. MY VEHICAL STOPPED WHILE I WAS IN DRIVE MOTION GOING APPROXIMATELY 45 MPH. No injuries, and No fatalities BUT MY IMPALA STOPPED RUNNING AND HAVE NOT BEEN ABLE TO START IT SINCE. IN ADDITION NO ONE HAD GOT HURT, I WAS IN OPEN ROAD. I HAVE NOT HAD MY THE VEHICAL SERVICED OR DIAGNOSED BY A SERVICE CENTER. DUE TO A NO CRANK/NO START CONDITION. IT WILL NOT MOVE. PRIOR TO THE FAILURE, WE HAD THE MIL on the dash say POWER ENGINE REDUCED. THAT'S WHEN AT HIGH SPEED ON FREEWAYS OR EXTENSIVE DRIVING PATTERNS.”
Owner complaint to NHTSAFiled Aug 4, 2022Electrical system, Fuel/propulsion systemODI 11477616
“MY VEHICLE HAS HAD THE PROBLEMS OF NOT GIVING ME CORRECT READINGS FROM THE GAUGES WHEN MY CAR WAS RUNNING HOT IT NEVER DISPLAYED ANY INDICATION THAT IT WAS WHICH CAUSED ENGINE FAILURE IN MY CAR THROWING A ROD I ALSO HAVE EXPERIENCE AND STILL DO WHEN I TURN ON MY SIGNALS MY BRIGHT LIGHTS COME ON AS WELL AS SOMETIMES WHEN I OPEN THE DOOR THE LIGHTS DO NOT COME ON BUT WHEN I CLOSE THE DOOR THEY DO MY MOTOR MOUNTS ON MY CAR ARE NOT STABLE THIS WAS PART OF THE PROBLEM THE FIRST TIME IT SHIFTED NOW NOT FROM WEAR AND TEAR BECAUSE I HAD AN INSPECTION DONE ON THE VEHICLE PRIOR TO PURCHASING THE VEHICLE AND RECEIVED A CLEAN BILL OF IMMACULATE CARE AND HEALTH OF THE VEHICLE IN LESS THAN 8 MONTHS I HAVE BEEN IN NOTHING BUT ONE DISASTER AFTER THE NEXT I'M FEELING VERY UNSAFE AND UNSURE OF THIS VEHICLE IT SEEMS AS IF IT'S MOVING FASTER THAN WHAT IS ON THE SPEEDOMETER BECAUSE I HAVE OFTEN HAD TO APPLY THE BRAKES IN AN EMERGENCY FASHION JUST TO STOP I KNOW THIS IS NOT NORMAL I CAN FORWARD THE BILLS OF THE SAID REPAIRS SO THAT IT WAS SUPPORT MY CLAIM I DO NOT HAVE THEM WITH ME AT THIS TIME BUT MY EMAIL IS [XXX]. *TR”
Owner complaint to NHTSAFiled Oct 6, 2020Electrical system, Electronic stability control (esc), EngineFire reportedODI 11363017
“TL* THE CONTACT OWNS A 2006 CHEVROLET IMPALA. THE CONTACT STATED THE TEMPERATURE GAUGE WAS DEFECTIVE. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC AND THE CONTACT WAS INFORMED THAT THE ENGINE NEEDED TO BE REPLACED. THE VEHICLE WAS REPAIRED. THE CONTACT STATED ON WHILE DRIVING AT AN UNDISCLOSED SPEED AND MAKING A RIGHT TURN, THE VEHICLE STALLED WITHOUT WARNING. THE VEHICLE WAS NOT DRIVABLE. A DEALER WAS NOT CONTACTED. THE VEHICLE WAS NOT DIAGNOSED NOR REPAIRED. THE MANUFACTURER WAS NOT INFORMED OF FAILURE. THE FAILURE MILEAGE WAS 149,000.”
Owner complaint to NHTSAFiled Jul 24, 2020Power train, Electrical system, EngineODI 11341353
“TL* THE CONTACT OWNS A 2006 CHEVROLET IMPALA. THE CONTACT STATED THAT A TICKING NOISE WAS PRESENT COMING FROM THE FAN BOX LOCATED INSIDE THE DASHBOARD, WHICH CAUSED THE ENGINE BATTERY TO DRAIN. THE CONTACT INDICATED THAT THE TICKING NOISE WAS PRESENT WHILE THE VEHICLE WAS TURNED OFF AND THE KEYS WERE REMOVED FROM THE IGNITION SWITCH. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHO WAS UNABLE TO DETERMINE THE CAUSE OF THE FAILURE. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE, BUT NO ASSISTANCE WAS OFFERED. THE LOCAL DEALER WAS NOT NOTIFIED. THE VIN WAS NOT AVAILABLE. THE FAILURE MILEAGE WAS 100,000. *TT CONSUMER STATED TICKING NOISE IS DRAINING THE BATTERY AND CAUSING ALOT OF PROBLEMS. 'PARTS OF THIS DOCUMENT HAVE BEEN REDACTED TO PROTECT PERSONALLY IDENTIFIABLE INFORMATION PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6).' *JB”
Owner complaint to NHTSAFiled Nov 21, 2018Electrical systemODI 11153113

Showing 6 of 130 reports. Read every report on NHTSA.gov.

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

1 recall on this component

Electrical system: ignition

Free remedy

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.

Electrical systemReported Jun 23, 2014NHTSA 14V355000
Data from NHTSA Recalls API · synced Nov 10, 2026

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