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6.6L (LML/L5P) & 6.0L (L96/LC8) Tech

Technical discussion for the 2015-2016 Duramax 6.6L Turbo-Diesel V-8 (LML),  2017-2019 Duramax 6.6L Turbo-Diesel V-8 (L5P) and Vortec 6.0L V-8 (L96 / LC8) in the 2015-2019 Silverado HD and Sierra HD applications. Also includes, drivetrain, transmission, axles, differentials, and exhaust systems.

173 topics in this forum

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  1. speed limiter

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  2. DEF Tank

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  3. DEF/EGR Delete

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  4. 2019 GMC L5P Tuners

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  5. U bolts rear axle

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  6. Leaking fuel

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  7. Turbo spool noise

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