2001 Chevrolet Impala engine problems

68 owner complaints filed with NHTSA name the engine on the 2001 Chevrolet Impala — 9% of all complaints for this model year.

Engine complaints

share of all complaints

138,000 mi

median reported incident mileage

2 / 26

crash / fire reports

What owners report

“While driving at 70 mph my car just shut off. The radio and lights stayed on. The oil and battery light came on before it just shut down. Steering locked up. When safely to side, and turned key off it starts right back up, but now traction system is off. Has gas and nothing is broken.”
filed Jun 17, 2023
“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

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

This service bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how…
16-NA-383 · Service Bulletin/Repair Instructions · issued Jun 28, 2024