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.

The P219B code is a manufacturer-specific code that is typically used by Chevrolet. The Powertrain Control Module (PCM) uses several sensors to achieve optimal efficiency.

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

The Powertrain Control Module (PCM) monitors tons of data to keep your Silverado going down the road. One crucial piece of data is engine RPM (revolutions per minute); this data is pulled from the ...