2020+ Silverado HD & Sierra HD Mods

700 topics in this forum

1. Installing a transmission dipstick for the 6L90 (L8T gas trucks) using factory fit GM parts.

   By Epsilon Plus, October 28
   • 12 replies
   • 1.7k views
   • 
   • 64BAwagon
   • November 1

3. Gatorback Flaps?

   By Skeld, Friday at 03:13 PM
   • 3 replies
   • 159 views
   • 
   • Skeld
   • 22 hours ago

4. Is it possible to add the flood light to the tow mirrors?

   By Epsilon Plus, November 8
   • 6 replies
   • 492 views
   • 
   • Jettech1
   • Yesterday at 12:42 AM

5. What have u done to your 2020 hd 1 2 3 4 35

   By mkeddie, January 26, 2020
   • 521 replies
   • 199.6k views
   • 
   • stingray11568
   • Saturday at 05:39 PM

6. Baja Design Fog Light Kit - Anyone have it?

   By Elite130, October 26
   • 3 replies
   • 555 views
   • 
   • JoePapi
   • Saturday at 04:23 AM

7. Beacon Wire Connection

   By Major Tom, April 29, 2020
   • 11 replies
   • 6.7k views
   • 
   • leolkfrm
   • Friday at 07:16 PM

8. Looking for input on a tonneau cover.

   By Sumrtime, November 16
   • 11 replies
   • 477 views
   • 
   • Ken Rackliff
   • Wednesday at 07:08 PM

9. Bed View Camera Help

   By lsorah0001, July 12
   • 12 replies
   • 1.6k views
   • 
   • cwalsh
   • November 28

10. 2022 LTZ Duramax Ride Quality

    By DScott3370, November 6
    • 9 replies
    • 713 views
    • 
    • 07HD
    • November 26

11. How to add cab lights to a 2020+ Silverado 1 2

    By hotairgypsy, April 10, 2021
    • 27 replies
    • 16.7k views
    • 
    • hotairgypsy
    • November 21

12. Leveling an HD

    By Bloody Marty, November 18
    • 1 reply
    • 379 views
    • 
    • kylant
    • November 20

13. 2022 QR Code / RPO Code Deciphering

    By Cosmic Charlie, August 14
    • 5 replies
    • 1.9k views
    • 
    • redwngr
    • November 17

14. Recommendation for TPMS Relearn Tool?

    By Another JR, November 15
    • 2 replies
    • 284 views
    • 
    • Another JR
    • November 15

15. Scan gauge 3

    By Pryme, November 13
    • 8 replies
    • 363 views
    • 
    • Pryme
    • November 14

16. What Does SLT Stand for on a GMC ? (according to Google ... lol)

    By Cosmic Charlie, October 26
    • 3 replies
    • 492 views
    • 
    • Cosmic Charlie
    • November 11

17. 20" x 10" +13mm wheels need help choosing tire size

    By finn5033, October 19
    • 9 replies
    • 643 views
    • 
    • finn5033
    • November 11

18. 2022 GMC 2500HD Denali power assist steps

    By sixnickells, August 26   

    • Retractable steps
    • assist steps
    • (and 1 more)

      Tagged with:

      • Retractable steps
      • assist steps
      • power assist steps
    • 5 replies
    • 1k views
    • 
    • Dren Show
    • November 10

19. 2022 2500HD with a new RSI SmartCap

    By c0wb0y84, November 6
    • 5 replies
    • 412 views
    • 
    • c0wb0y84
    • November 9

20. Stereo Mods - Adding an amp and harness 1 2 3

    By MesaRat, March 12, 2020   

    • radio
    • 39 replies
    • 42.3k views
    • 
    • DScott3370
    • November 6

21. Drain hole in top of tailgate? 1 2

    By Hoginedgewood, August 26
    • 15 replies
    • 1.4k views
    • 
    • gemarsh
    • November 5

22. Splash guards

    By Texas1836, August 27
    • 8 replies
    • 816 views
    • 
    • bill3232
    • November 5

23. My upfitting 1 2 3 4 5

    By mkeddie, May 5, 2020
    • 61 replies
    • 28.6k views
    • 
    • MTB
    • November 4

24. Front Hitch for 3500HD installed

    By sheath, May 25
    • 4 replies
    • 965 views
    • 
    • sheath
    • November 3

25. Hidden winch mount ?

    By Blake Rogers, September 25
    • 4 replies
    • 689 views
    • 
    • Elite130
    • November 3

26. Let's install the "upfitter switches" 1 2 3 4 13

    By blamkin86, March 24, 2020
    • 191 replies
    • 146.5k views
    • 
    • Epsilon Plus
    • October 31