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Known GM 3.0L Duramax LM2 issue blamed for major engine damage at 140K miles
A 2020 Chevrolet Silverado 1500 with the 3.0L Duramax LM2 diesel lost oil pressure without warning somewhere around 140,000 ...
GMC Sierra owner David Tidwell ditches his 3.0L Duramax for a 2026 Ram 1500 after "imploding" engines and thrust bearing ...
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 ...
GM rolled out the 3.0-liter Duramax LM2 as its answer for folks who wanted diesel power in a half-ton truck or SUV, but ...
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