I'VE HAD AN ONGOING ISSUE SINCE THIS SPRING WITH AN ISSUE ON TRACTION CONTROL AND THE DISPLAY REPORTING 'REDUCED ENGINE POWER ". I'VE NOW HAD THE THROTTLE BODY SENSOR AND POWER TRAIN COMPUTER MODULE REPLACED. I'LL BE DRIVING AT A RATE OF SPEED ON THE HIGHWAY OF APX 60MPH AND THEN THESE ERROR MESSAGES APPEAR AND THE CRUISE KICKS OFF. THERE'S HESITATION AS I TRY TO ACCELERATE. *JS
2006 Chevrolet Impala electrical problems
severe 101 complaints filed with NHTSA · avg repair $850
Complaints
101
Recalls
0
Crashes
3
Avg fix
$850
What owners are reporting 4 most recent
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.
I PURCHASED A 2006 CHEVROLET IMPALA LTZ IN DECEMBER OF 2005 AND APPROXIMATELY 3 MONTHS AGO I STARTED TO RECEIVE A MESSAGE FROM THE DRIVER INFORMATION CENTER THAT THE TIRE PRESSURE MONITOR SYSTEM NEEDED TO BE SERVICED. I HAVE TAKEN THE VEHICLE TO OUR LOCAL CHEVROLET DEALER ON AT LEAST FIVE OCCASIONS FOR THIS PROBLEM AND IT IS STILL NOT FIXED. THE DEALERSHIP HAS MORE THAN FULFILLED IT'S PART OF THE …
TIRE PRESSURE MONITOR SYSTEM FAILED KEY FOBS BECAME INOPERATIVE INCLUDING REMOTE START, ISSUES ARE RELATED GM HAS PLACED TSB. *NM
Common questions
How serious is the electrical problem on the 2006 Chevrolet Impala?
It's a meaningful issue. 101 complaints have been filed and the failure mode causes operational problems for owners. Repairs average $850.
At what mileage does the electrical typically fail?
Mileage data is limited for this issue. Owners report failures across a wide range, suggesting cause is more about driving conditions and maintenance than mileage alone.
What does it cost to fix?
Independent shops typically charge around $850 for electrical repairs on this vehicle. Dealer pricing tends to run 20-40% higher. The exact figure depends on the specific failure mode, parts availability, and your local labor rates. If you're outside factory warranty, an extended service contract often covers this category.
Are there any recalls related to electrical?
No active recalls currently cover electrical issues on this vehicle. The complaints filed represent owner-reported failures that haven't risen to the level of a manufacturer-issued recall — but they're still worth knowing about before you buy or budget for repairs.
Other problem areas on this vehicle
Complaint and recall data sourced from the National Highway Traffic Safety Administration (NHTSA)
public records database. Severity ratings are derived from reported crashes, fires, injuries, and fatalities.
Repair cost estimates are independent-shop national averages and may differ in your area.
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