Many GM engines share similar RPO codes; multiple different blocks are known as LS6 or LT1. But there's actually a reason as ...

GM Authority is taking a closer look at how an engine block heater works, while outlining how it can improve cold-weather ...

GM issued a bulletin for Chevy Silverado trucks that may lose brake assist after auto-stop/start. A voltage drop causes the ...

Federal safety regulators are once again scrutinizing General Motors after reports that a key engine recall fix did not prevent failures in hundreds of thousands of trucks and SUVs. At the center of ...

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It's likely that all but the most diehard of Corvette fans don't know about Mercury Marine's involvement with the V8 engine powering the C4 Chevrolet Corvette ZR-1. From its introduction in 1984, the ...

GM's $6 billion charge linked to EV investment reduction Most of the writedown tied to supplier payouts for canceled work GM is latest automaker to walk back EV plans after federal policy changes ...