Multiple owners of GM trucks with 3.0L Duramax LM2 diesel engines have reported sudden oil pump drive belt failures leading to catastrophic engine damage, often beyond warranty coverage. NHTSA ...
Multiple Chevrolet Silverado and GMC Sierra owners with 3.0L Duramax LM2 diesel engines have reported sudden oil pump belt failures leading to catastrophic engine damage. The failures often occur ...
A 2023 GMC Sierra 1500 AT4X owner who bought the truck used at 11,000 miles watched the 6.2-liter V8 seize at 49,000 miles ...
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