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.

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 ...

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 ...

This article is from a special section that was not produced by the newsroom. For 2025, the GMC Sierra 1500 full-size pickup continues to offer its special AT4X model designed for off-road enthusiasts ...

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 ...

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 ...

For the 2025 model year, GM designers drew light exterior updates for the Yukon and its Chevrolet Tahoe sibling. The subtle ...

Regular production order code LZ0 denotes an improved version of the LM2, the 3.0-liter Duramax straight-six turbo diesel that General Motors rolled out in light-duty trucks from Chevy and GMC for ...

The GMC Yukon AT4 is an off-road SUV with room for the family, plus a few friends. A stablemate to Chevy’s Z71 Tahoe, it gets a slew of parts intended to make it better prepared for life off the ...