GM has issued a voluntary emissions recall for certain units of the 2021 through 2023 Chevy Trailblazer to address an issue with the crossover’s engine control module, which may not properly ...

Back before the advent of the Engine Control Module (ECM ... most convenient location when adjusting ignition timing, it's one of the most recognizable features of the Chevy V8.

This challenge led GM engineers ... discharge-style ignition, but with the points replaced by a solid-state switching device called an electronic ignition-control module. The module works like ...

Q: My 2002 Buick LeSabre has 98,887 miles on it. Its ignition control module is failing. Since November 2014 I have replaced it three times. Can you please tell why my control module keeps failing?

Q: My 2002 Buick LeSabre has 98,887 miles on it. Its ignition control module is failing. Since 2014 I have replaced it three times. Can you please tell why my control module keeps failing?

GM says the recall is to correct a problem with the ignition switch that may allow the key to unintentionally switch to the “accessory” or “off” position, turning off the engine and most ...

My 2002 Buick LeSabre has 98,887 miles on it. Its ignition control module is failing. Since November 2014, I have replaced it three times. Can you please tell why my control module keeps failing?