Mastering PCM reflashing for peak performance Updating your vehicle’s Powertrain Control Module (PCM) software can fix bugs, improve drivability, and boost efficiency. Known as reflashing, this ...

The General has issued a Service Bulletin describing an available fix for a powertrain control module issue on some 2020 through 2022 Chevy Bolt EV and 2022 Chevy ...

Modern cars depend on a vast number of electronics, components, and vehicle systems to send us to and from our destinations. Some of those parts are well-known, like the engine, transmission, and ...

The powertrain control module (PCM) is the brain behind your vehicle’s engine and transmission, but diagnosing it can be tricky. From spotting symptoms to verifying electrical integrity, a methodical ...