The 5.3 GM engine has a few iron variants and cathedral ports while all 6.2 engine variants are aluminum with rectangular ...
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Which GM engines skip AFM?
General Motors’ Active Fuel Management system has been around long enough to earn both fans and vocal critics, and that split ...
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Which GM engines skip AFM? Here’s the list
Shoppers who care about long-term reliability increasingly want to know which General Motors engines avoid Active Fuel Management, the cylinder deactivation system that has drawn scrutiny from some ...
Ordering a 2026 GMC Sierra 1500 Elevation with the TurboMax engine now requires the Elevation Select Package, which bundles ...
Chevy's double hump heads in its small-block V8 engines were powerful and capable, featuring closed-chamber designs that ...
The 2026 Chevy Suburban continues its role as a capable tow vehicle. Now, GM Authority is taking a closer look at how much the 2026 Chevy Suburban can tow.
A GMC Sierra AT4 owner is trading in his Duramax for a 2025 Ford F-150 Lariat after repeat "Check Engine" failures. From "seats that suck" to coolant valve nightmares, find out why this high-mileage ...
I paid cash for two trucks, both failed.” A GMC owner exposes a 3.0L Duramax nightmare. Engines seizing at 6k miles, no ...
Although the C4 ZR1 paved the way for the current ZR1 and ZR1X, this regular production order code dates back to the C3 era ...
This 1975 Chevrolet Nova landed online a few months ago, but it still struggles to find a home, despite a dropping selling price ...
The Oldsmobile 442 is an icon of automotive history, but the meaning of its name hasn't always been clear. Here's what it ...
If you're an iPhone user, Apple CarPlay is not the end-all, be-all of hands-free navigation utilities. Check out these ...
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