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 ...

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 ...