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.

Read the Chevy High-Performance tech article on How to Program an OBD-II Powertrain Control Module.

With the help of a software tweak of the powertrain control module, Chevrolet hopes that the Bolt will run as smooth as butter ...

GM has issued a Special Coverage bulletin for the 2016 through 2018 Chevy Volt, for an available fix for a battery energy control module malfunction.