2001 Chevrolet Impala electrical system problems

225 owner complaints filed with NHTSA name the electrical system on the 2001 Chevrolet Impala — 30% of all complaints for this model year.

225

Electrical System complaints

30%

share of all complaints

100,000 mi

median reported incident mileage

6 / 12

crash / fire reports

What owners report

“after car not used for two days, turning ignition on and attempted to start the engine a extremely load explosion came from engine compartment! Upon looking at the engine the PLASTIC intake manifold was blown to pieces. no warning a explosion was to occur, car was running normal prior to explosion.”
filed Nov 19, 2021
“I have a 2001 Chevy impala and it has an instrument cluster issue with faulty warning lights and locking the radio and not wanting to start”
filed May 31, 2021

Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.

This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8…
PIP4723J · Service Bulletin/Repair Instructions · issued Oct 25, 2024
Vehicle Wide Programming (VWP) is a new process to update software on GM Vehicles. It provides the ability via a single selection within Techline Connect to first identify which modules need updating and then proceed to…
General Communication · Service Campaign · issued Aug 26, 2024
This service bulletin provides information for dealers/technicians on Service Programming System (SPS) Error Codes E4398, E4399, E4401, E4403, M4404, M4413, M6954, M6955, E4414, E4423, E4491, E4492, or E6961 and…
24-NA-098 · Service Bulletin/Repair Instructions · issued Jun 6, 2024