The Check Engine Light (CEL) happens when there is an issue. If you clear it manually, it may keep returning until the ...

When General Motors divisions started building V-8 engines for their cars in the early to mid-1950s, each division had its own line of engines. As a result, engines of the same displacement sometimes ...

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During the COVID-19 pandemic, GM decided to remove certain fuel-saving features from its production vehicles - but not the ...

I want you to meet two of my friends. Paul is a 40-something mechanic, and Jeff is a 40-something collision repair technician. Both are loyal Chevrolet enthusiasts. Each currently drives a classic ...

As GM Authority has covered in-depth for months now, General Motors has issued a recall for certain units of the naturally aspirated 6.2L V8 L87 gasoline engine. Part of this latest GM engine recall ...

General Motors and heavy-duty trucks go a long way back. For the time being, the Chevrolet Silverado HD and its GMC-branded twin do the heavy lifting for the Detroit-based automaker. The Silverado HD ...

When Chevrolet introduced its 350 cubic-inch small block engine in 1967, it started a phenomenon that lasts even today. Pontiac's 350, introduced in 1968, never saw the same success and was phased out ...

You’ve probably seen the headlines: Sam Altman recently announced that GPT-5 can write complete computer programs from scratch. That’s pretty impressive! For PPC marketers who have been struggling ...

I started learning to work on cars in the late 1970s by helping my stepdad turn salvaged mid-1960s Chevy Chevelles into street-stock-class race cars. Throughout that period, I had my hands on a number ...

It’s not just inconvenient, it’s potentially dangerous. The National Highway Traffic Safety Administration (NHTSA) has launched an investigation into Honda and Acura vehicles over serious engine ...