GM has issued a Special Coverage bulletin relating to a fix for a condition in which 2016 to 2018 Chevy Volt PHEVs may have a malfunctioning battery energy control module or BECM, potentially leading ...

Let’s start by looking at the evolution of the GM High Energy Ignition (HEI) system. This system became available as an option in 1974 and was standard in all 1975-and-later vehicles, with the ...

GM will replace the ignition keys in its redesigned full-size SUVs and pickup trucks with a smaller key. The company issued a safety bulletin on Nov. 6 because the automatic transmission’s column ...

The demands for better emissions and fuel economy in the mid 1970s necessitated leaner fuel mixtures. These leaner mixtures required greater voltage and more spark to ignite. This challenge led GM ...

General Motors Co. more than doubled the size of a recall, to 1.6 million vehicles world-wide, after consumer complaints pushed the company to expand a replacement of faulty ignition switches to ...

On a clear winter day in March 2014, 55-year-old Danylo Kulish was on his way to pick up his girlfriend at Montreal’s Trudeau airport in his GM Saturn Ion. He never made it. Kulish died in a crash in ...