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Vortec 5300 LM7 engine: Reliability, specs, and maintenance tips

The third generation small block started with the LS1, a 5.7-liter V8 powering Corvettes, Firebirds, and Pontiac GTOs. More ...
GM Authority

Your GM Vehicle Has A Dead Battery? Your Loose Change May Be The Cause

GM issues a bulletin for dead batteries in some new trucks and crossovers. Oddly, loose change stuck in the window switch can ...
GM Authority

Some 2026 Chevy Silverado 1500 Units Need A Front Object Alarm Sensor Fix

GM has issued a new service update to address an issue with the front object alarm sensor wiring on certain units of the 2026 ...
Consumer Reports

GMC Sierra 2500HD

RECALL ALERT: There are 4 recalls on this vehicle. Learn More. There are 4 recalls on this vehicle. Learn More. RECALL ALERT: There are 4 recalls on this vehicle ...