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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


573 topics in this forum

  1. How To Tell Lbz Or Lly

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  2. Need Help!

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  3. Exhaust Brakes

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  4. 1996 Dually Crew,6.5

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  5. Diesel Or Gas

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  6. '97 6.5TD

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  7. New Toy With 6.2

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  8. 2005 Chevy Z-71 5.3

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  9. What To Buy

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  10. 92 GMC truck

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