GM Authority is diving head first into one of the Sierra EV's new paint options, featuring the 2026 GMC Sierra EV in Magnus ...
GM has released an update to a safety recall affecting the GMC Sierra. Certain units may have received the incorrect software update following a 2024 recall.
A new service bulletin reveals a frustrating defect affecting certain heavy-duty GM pickups. Here is why drivers are stalling with gas in the tank.
Specialty Vehicle Engineering's new 2026 Supercharged Sport Edition Sierras and Yenko/SC Silverados come with choice of 700, 800 or 1,000 horsepower.
General Motors is addressing a transmission issue affecting certain 2025–2026 Chevrolet Equinox and GMC Terrain models.
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