Jump to content
  • Sign up for FREE! Become a GM-Trucks.com Member Today!

    In 20 seconds you can become part of the worlds largest and oldest community discussing General Motors, Chevrolet and GMC branded pickups, crossovers, and SUVs. From buying research to owner support, join 1.5 MILLION GM Truck Enthusiasts every month who use GM-Trucks.com as a daily part of their ownership experience. 

6.6L Gas V8 & HD Transmission Powertrain (L8T/MYD)

Technical powertrain discussion specifically for the 2020+ L8T 6.6L Gas V8 engine and MYD 6-Speed HD transmission combination on the 2020 Chevrolet Silverado 2500 / 3500 or 2020 GMC Sierra 2500 / 3500


126 topics in this forum

    • 10 replies
    • 12.5k views
    • 11 replies
    • 436 views
    • 17 replies
    • 7.6k views
    • 0 replies
    • 128 views
    • 5 replies
    • 382 views
    • 27 replies
    • 3.8k views
    • 38 replies
    • 3.8k views
    • 76 replies
    • 4.8k views
    • 36 replies
    • 1.9k views
    • 103 replies
    • 3.5k views
  1. Add engine oil!!! 1 2 3 4 14

    • 198 replies
    • 29.9k views
  2. 6.6L programmer 1 2

    • 19 replies
    • 37k views
    • 1 reply
    • 552 views
    • 46 replies
    • 24k views
    • 77 replies
    • 4.4k views
    • 27 replies
    • 842 views
    • 22 replies
    • 3.1k views
    • 48 replies
    • 20.2k views
    • 68 replies
    • 3.5k views
    • 24 replies
    • 2.1k views
    • 12 replies
    • 1.2k views
  3. Oil Consumption 1 2

    • 18 replies
    • 2.1k views
    • 12 replies
    • 4k views
    • 3 replies
    • 763 views
    • 9 replies
    • 693 views


×
×
  • Create New...

Important Information

By using this site, you agree to our Terms of Use.