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 has issued updated guidance to its dealers with regard to the engine oil spec used for units of the 6.2L V8 L87 engine impacted by last year's recall.

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

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Both the Ford 351 Windsor and Chevy 350 small block V8s need no introduction — they're pretty much ubiquitous in the aftermarket scene. While forum users are almost always fighting over which past-era ...

In Chevrolet Traverse, GMC Acadia, or Buick Enclave SUVs, you may see “Service All Wheel Drive” or “service 4WD” illuminated in the gauge cluster upon starting the engine. This includes 2024 – 2026 ...