The ignition control module is a crucial component of a vehicle's ignition system. It is a control unit responsible for regulating the ignition timing and generating sparks to ignite the fuel-air ...

On certain passenger vehicles equipped with electronic column lock systems (ECL), when the ignition switch is turned to LOCK the ECL prevents turning of the steering system. When the vehicle is ...

Remember the good ol' Chevrolet Volt? A trailblazer when it came out, GM's range-extender PHEV is also remembered by the National Highway Traffic Safety Administration. More specifically, the Office ...

Back in the day, point-triggered ignition system tune-ups were routine and happened roughly every 12,000 miles, along with a set of spark plugs and an ignition timing adjustment. These days, we’re so ...

GM has issued a customer satisfaction program for a fix now offered on certain 2021 Chevy LCF (Low Cab Forward) 6500 XD medium-duty trucks involving an issue with the check engine light. The field ...

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? It stops ...

This topic focuses on the various recalls and safety issues associated with General Motors (GM) vehicles. It highlights numerous instances where GM has had to recall vehicles due to defects ranging ...

It's no mistake that there are two stories featuring my '75 C10 clone of the '79 C10 Americruise truck in this issue, and that they both have to do with controlling the delivery of fuel to the truck's ...

If you've ever leaned over the fender of an old Chevy, timing light (one of the automotive diagnostic tools to add to your DIY collection) in one hand and a long extension on a ratchet wrench in the ...