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2000-2006 & 2007-2014 Chevrolet Silverado & GMC Sierra 2500HD/3500HD

Chevrolet Silverado HD & GMC Sierra HD specific topics
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  1. 2000-2014 Duramax, Diesel, & Drivetrain

    All GMT-800/900 diesel engine, transmission, and drivetrain specific discussion. Focusing on the 6,6L Duramax V8 & somewhat the 6.0L gas engine. Includes RPO coded engines, LB7, LLY, LMM, LMK, LML, & LGH

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13,248 topics in this forum

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  1. Will it hurt?

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  2. 02' 2500 With P0440/P0449

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  3. 6.0

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  4. 6.0 Gasser tune

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