GMC Sierra owner David Tidwell ditches his 3.0L Duramax for a 2026 Ram 1500 after "imploding" engines and thrust bearing ...
Performance, towing, fuel economy, and more details about the Chevy and GMC models with the first-generation Duramax inline-six. The first-generation 3.0-liter LM2 Duramax diesel engine was a GM ...
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