The 3.0L I6 LZ0 Duramax makes more power and torque than the LM2 that it replaces. That said, it isn't without it's faults, as highlighted in a new video.
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Mechanics keep seeing timing chain failures on high-mileage GM SUVs
High-mileage GM SUVs are increasingly showing up in repair shops with timing chain problems that often catch owners off guard. Models equipped with V6 engines like the 3.6L have built a reputation for ...
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