GM Authority has learned that GM introduced a revised oil pan design for diesel-equipped units of 2026 Silverado and Sierra ...

A new class action lawsuit against General Motors claims the auto manufacturer hid a defect in its oil coolers for 2024-2026 truck models and is refusing to cover resulting engine damage under ...

A new class action says GM uses low oil to deny Duramax engine claims. GM’s own 2024 and 2025 dealer bulletins show why a cracked oil cooler makes a neglected engine and a defective one look the same.

The 2027 Chevy Colorado is set to introduce several important updates and changes, including the return of a familiar special ...