GM has issued a Special Coverage bulletin for certain units of the 2023 GMC Sierra 1500 to address a potential issue with the engine coolant control valve.

The 2024 GMC Sierra AT4X is getting an upgraded powerplant for the new model year. Where it once solely featured GM’s 6.2-liter V8 truck engine, it’s now set to offer Duramax diesel power as standard.

That all said, the fuel savings does come at the cost of the consumable diesel exhaust fluid. DEF is a mixture of synthetic ...

View post: I Put My Toddlers in a 2025 Land Cruiser 1958. Here’s How it Went Changes are afoot for the 2024 GMC Sierra 1500 lineup. The one ringing the biggest bells for the off-roading crowd is the ...

Since its introduction in 2022, the off-road-focused GMC Sierra 1500 AT4X has exclusively employed GM’s familiar 6.2-liter gasoline V-8. The AT4X model is now getting a welcomed powertrain addition ...

In a similar fashion to the Silverado 1500 ZR2 for the 2024 model year, the Sierra 1500 AT4X is getting a diesel engine in the form of the 3.0-liter Duramax. Optional in the ZR2, the inline-six turbo ...

A few 2022 and 2024 GMC Yukon units are the subject of a safety recall concerning the risk of a fire due to an incorrect replacement fuel tank.

The most extreme version of the Sierra 1500, the off-road-capable AT4X trim, will now be offered with a fuel-sipping 3.0-liter Duramax diesel engine. The torquey unit will come as standard on the 2024 ...

Benz are keeping a few straight-six engines alive in 2025, there are currently just two straight-six diesel powerplants left ...

If you like big trucks, or you tow a heavy load, I have one for you this week you'll love: The 2025 GMC Sierra 2500 Denali Ultimate, one of the biggest, baddest trucks GMC offers. It is an amazing ...

General Motors plans to expand production of future internal combustion engine heavy-duty truck powertrain products with a $920 million investment in its Duramax (DMAX) Brookville facility, near ...