Jump to content

2020-2026 Silverado HD & Sierra HD

The heavy-duty headquarters. Discussion for the 2500HD and 3500HD. Towing, payload, ordering, and daily driving.

 

 

Subforums

  1. Troubleshooting, Warranty & Recalls

    The repair shop. Diagnose emissions codes, electrical issues, Allison transmission behavior, and recall updates.

    8.7k
    posts

  2. Modifications & Accessories

    Bumper replacements, 5th wheel hitches, auxiliary lighting, and suspension upgrades for your workhorse.

    10.9k
    posts

  3. 6.6L Duramax Diesel (L5P)

    The torque monster. Tuning, maintenance, and exhaust discussion for the L5P Duramax and 10-speed Allison transmission.

    2.2k
    posts

  4. 6.6L Gas V8 (L8T)

    The iron-block workhorse. Tech and reliability discussion for the 6.6L L8T V8 and the 6-speed / 10-speed heavy-duty transmissions.

    5.6k
    posts

1,789 topics in this forum

  1. L5P hydro lock

    By Scott1955,
    • 3 replies
    • 5.5k views
    • Z45
    • Z45

  2. Updated Flint graveyard photos

    By Cheekster96,
    • 3 replies
    • 2.2k views
    • Z45
    • Z45

  3. Broken Rear Window

    By HydrogenCyanide,
    • 1 reply
    • 1.9k views

  4. Need advice, opinion and thoughts on a tonneau cover 1 2

    By nomadicdogg,
    • 23 replies
    • 7.6k views

  5. locking wheel nuts

    By marpel,
    • 1 reply
    • 3.5k views

  6. Towing

    By Chevy Mike,
    • 6 replies
    • 7.1k views

  7. Whirring Noise

    By marpel,
    • 4 replies
    • 5.1k views

  8. Hypermiling your Heavy Duty

    By sheath,
    • 12 replies
    • 9.6k views

  9. Parking assist false alarm

    By Terry Weaver,
    • 3 replies
    • 5.1k views

  10. Extending Mirrors in Folded Position?

    By Debug,
    • 6 replies
    • 1.5k views

  11. Mosaic Black Metallic versus plain Black

    By Workdog,
    • 1 reply
    • 7.8k views

  12. Ride Quality of Chevy 2500LT... with off road suspension versus without

    By Workdog,
    • 9 replies
    • 9.8k views

  13. Ordering and First Drive Experience

    By marpel,
    • 0 replies
    • 968 views

  14. GM not honoring Friends and Family Discount now 1 2

    By Gabe Bunn,
    • 22 replies
    • 8.4k views

  15. Cognito leveling kit

    By whitesilvy256,
    • 12 replies
    • 15.7k views

  16. Keyless Entry Keypad 1 2 3 4

    By Coolade,
    • 51 replies
    • 43.7k views

  17. Dealer, Oil Change package.

    By marpel,
    • 3 replies
    • 1.3k views

  18. How Marked up is MSRP on the 2022 HDs right now compared to typical MSRP?

    By MacPH,
    • 3 replies
    • 1.7k views

  19. Traded in 1500 for 2500

    By Jagerschnapps1,
    • 4 replies
    • 1.5k views

  20. Klearz Fender light turn signal question

    By Paul Wojcicki,
    • 3 replies
    • 1.8k views

  21. Stock Height

    By 22 Denali,
    • 7 replies
    • 16.5k views

  22. 2020 duramax putting me in reduced power mode! 1 2

    By BBE,
    • 19 replies
    • 17.6k views

  23. Mount for ham radio face plate

    By VE6CPU,
    • 11 replies
    • 7.9k views

  24. Did you pay the price agreed at order time

    By Fred32,
    • 2 replies
    • 1.3k views

  25. Researching Build Statue

    By Skyking1992,
    • 2 replies
    • 867 views

  • Recently Browsing   0 members

    • No registered users viewing this page.

  • Forum Statistics

    250.4k
    Total Topics
    2.7m
    Total Posts

  • Member Statistics

    342,791
    Total Members
    8,960
    Most Online
    d.lowrey
    Newest Member
    d.lowrey
    Joined

  • Who's Online   0 Members, 0 Anonymous, 5,212 Guests (See full list)

    • There are no registered users currently online
×
×
  • Create New...