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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.

165 topics in this forum

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  1. 2019 GMC L5P Tuners

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  2. U bolts rear axle

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  3. Leaking fuel

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  4. Turbo spool noise

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  5. Torque converter

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  6. Diesel 1 2

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  7. Unusual DEF Behavior

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  8. 2015 brake job

    • 10 replies
    • 1,287 views


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