General Motors is investigating a fuel system problem that can cause certain heavy duty pickup trucks to run out of gasoline even when the dashboard indicates that fuel remains in the tank. The issue ...

The Chevrolet Silverado and GMC Sierra led the full-size pickup segment in 2025, and all-new replacements will be revealed in 2026. GM to reveal new Chevrolet Silverado and GMC Sierra pickups later ...

If you build engines, tune cars, or even just like mashing your foot on the throttle with conviction, you’ve probably heard the term “wideband O2 sensor” being thrown around at the track, dyno ...

I live in New Jersey, one of the states that mandates inspection for all vehicles newer than 1995. My daily driver, a Jeep Cherokee, happens to be a 1996 model year with an OBD-II sensor, meaning I ...

GMC pitches the Sierra EV as off-road capable in its AT4 guise, but that proves tricky for this large and heavy truck. Long range, relatively fast charging speeds, the ability to extend its cargo ...

View post: Hyundai’s $1.7B Flying Car Startup Slashes 80% of Staff The rivalry between the 2025 GMC Sierra and Chevy Silverado continues to be one of the most closely watched in the full‑size pickup ...

The upcoming 2026 GMC Sierra HD will introduce only minor updates and changes compared the preceding 2025 model year, including a new paint option. Now, GM Authority has learned when production of the ...

We may receive a commission on purchases made from links. Modern cars are designed to be more efficient and eco-friendly than ever. Automakers build vehicles with a wealth of advanced features to not ...

Combining electric power with pickup trucks is either a match made in heaven or one made in hell. On the side of the angels: Electric motors are great for off-roading; truck chassis have ample room ...

GMC launched its plush Denali trim level 25 years ago in its Yukon SUV. Named for the tallest peak in North America, the Denali grade is synonymous with the top of the line in amenities and features ...

The 2024 GMC Sierra AT4X is a truck lover’s truck, a versatile full-size pickup available in both light-duty (1500) and heavy-duty (2500 HD and 3500 HD) models, each offering a range of trims and ...

The verdict: The 2024 GMC Sierra 1500 Denali Ultimate is an outstanding luxury pickup truck with a 6.2-liter V-8 engine that is sonorous and responsive, but it’s let down by some parts-bin interior ...