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 ...

The Buick Envista just got an updated fix for a fuel injector flow rate issue that's impacted certain units produced for the ...

There's something wrong with several General Motors crossovers, and the automaker seems unsure of how to fix the issue.

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