GM has issued a service bulletin for the 2020 to 2022 Chevy Bolt EV and 2022 Chevy Bolt EUV describing reprogramming of the Hybrid Powertrain Control Module 2.

How Does A Purge Valve Work? The purge valve is typically located between the fuel tank and the intake manifold and is connected to the EVAP system's hoses and tubing. It is controlled by the engine's ...

What is Covered by a Powertrain Warranty? The powertrain warranty is a type of limited warranty that covers the cost of any repairs or replacement of any of a vehicle’s powertrain component.

Ten years after Masuoka invented flash memory it arrived in the all-new, on-board diagnostic (OBD-I) 1994 LT1 F-body powertrain control module (PCM). The spiffy new controller featured 128 ...

A powertrain warranty covers certain engine, transmission and drive-system parts that deliver power to the wheels.

It was also available with a "Demon Crate" full of racing accessories that included a powertrain control module that tuned it to run on 100 octane racing fuel and put out 840 horsepower.

The remedy was a software update for the powertrain control module (PCM), which we had performed in December 2023. Presumably, our truck now produces its optimal levels of emissions.

The powertrain warranty covers the most expensive components of your car, yet what it covers and what it excludes isn’t clear for a lot of car buyers.

What is Covered by a Powertrain Warranty? The powertrain warranty is a type of limited warranty that covers the cost of any repairs or replacement of any of a vehicle’s powertrain component.

The powertrain warranty covers the most expensive components of your car, yet what it covers and what it excludes isn’t clear for a lot of car buyers.