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A custom lifted 2026 GMC Sierra 2500 HD AT4 with Duramax power and $60K in upgrades pushes pricing near $150K. Would you pay ...

1.2L I-3 DOHC, MIVEC variable valve control, regular unleaded, engine with 78HP (1) 1.2L I-3 DOHC, MIVEC variable valve control, regular unleaded, engine with 78HP (1) 1.2L I-3 DOHC, MIVEC variable ...

The 2026 GMC Sierra HD debuts several important updates, including deletion of several RWD configurations, as well as more subtle changes such as new paint options. That said, customers still have an ...

GMC adds a new trim with greater ground clearance and new drive modes to the Sierra EV lineup. GMC, itself one of General Motors' four main brands, has become host to a motley collection of sub-brands ...

Bigger. Bolder. Quieter. Quicker. Smoother. Stronger. Smarter. Those are just a few of the words that came to mind when we wrapped up a couple of days behind the wheel of the '20 GMC Sierra HDs, both ...

The AT4 trim level is new for 2026, and it’s aimed at buyers who want more clearance and toughness than the standard trim. It’s also a step above the Silverado EV in terms of standard features and ...