2020-2024 Silverado HD & Sierra HD Troubleshooting

790 topics in this forum

1. Truck shuts off after 1 hour while parked.

   By Mi99z71, April 20, 2020
   • 10 replies
   • 24.6k views
   • 
   • CamGTP
   • April 8, 2021

3. NOX Sensor Recalibration

   By Utah_ee, February 20, 2021
   • 3 replies
   • 4.6k views
   • 
   • Utah_ee
   • April 5, 2021

4. Steering Issues

   By Tshock, March 31, 2021   

   • steering
   • wandering
   • (and 6 more)

     Tagged with:

     • steering
     • wandering
     • loose
     • play
     • 2500hd
     • silverado
     • sierra
     • duramax
   • 1 reply
   • 8.3k views
   • 
   • kylant
   • April 2, 2021

5. Engine auto shutoff solution Sierra 2500

   By Denaliboz, March 30, 2021
   • 3 replies
   • 3.5k views
   • 
   • Another JR
   • April 2, 2021

6. GM Trailer Camera

   By jhcfc, March 31, 2021   

   • Trailer camera
   • invisible trailer
   • (and 1 more)

     Tagged with:

     • Trailer camera
     • invisible trailer
     • accessory camera
   • 0 replies
   • 661 views
   • 
   • jhcfc
   • March 31, 2021

7. Drivers inside front axle seal

   By sealberta, March 31, 2021
   • 0 replies
   • 725 views
   • 
   • sealberta
   • March 31, 2021

8. 2020 3500 cab chassis

   By jmccduramax, March 22, 2021
   • 2 replies
   • 634 views
   • 
   • jmccduramax
   • March 22, 2021

9. Rust spots on body panels

   By VNM28, March 6, 2021
   • 10 replies
   • 7.7k views
   • 
   • Toddsquad
   • March 21, 2021

10. 2020 Chevy Silverado 1500 pickup

    By Marla Herman, March 18, 2021   

    • 4WD off
    • 1 reply
    • 506 views
    • 
    • TrailBoss1
    • March 19, 2021

11. 2020 6.6 gas rough idle at start

    By greatmizzou, February 28, 2020
    • 5 replies
    • 6.3k views
    • 
    • greatmizzou
    • March 16, 2021

12. 2020 2500HD camera issues

    By honda65, March 13, 2021
    • 1 reply
    • 905 views
    • 
    • powderMonkey
    • March 14, 2021

13. Module Identification Help

    By Alex Marks, March 11, 2021   

    • 2500HD
    • identification
    • (and 1 more)

      Tagged with:

      • 2500HD
      • identification
      • electronics
    • 0 replies
    • 890 views
    • 
    • Alex Marks
    • March 11, 2021

14. Dead Battery - couldn't jump it

    By 2020-2500, February 10, 2021
    • 7 replies
    • 2.7k views
    • 
    • Beast ZL1
    • March 10, 2021

15. Infotainment System IOS and IOT Difference, upgrade?

    By KTDanforth, March 5, 2021
    • 0 replies
    • 1.6k views
    • 
    • KTDanforth
    • March 5, 2021

16. Check engine light 1 2 3

    By bharris515, August 11, 2019
    • 44 replies
    • 38.3k views
    • 
    • Todd Addis
    • March 4, 2021

17. tpms sensor issues

    By Keith_Schumaker, March 2, 2021
    • 0 replies
    • 694 views
    • 
    • Keith_Schumaker
    • March 2, 2021

18. Wow, Just Wow

    By ArrowsmithPML, February 28, 2021   

    • Gmc
    • DURAMAX AT4
    • 1 reply
    • 1.8k views
    • 
    • jeetS
    • March 2, 2021

19. Apple Carplay

    By Kirby Roberson, January 22, 2021
    • 7 replies
    • 3k views
    • 
    • tortiseshell
    • February 28, 2021

20. Infotainment Screen Black When Using Remote Start 1 2 3 4

    By smiles, February 12, 2020   

    • infotainment
    • black
    • (and 3 more)

      Tagged with:

      • infotainment
      • black
      • screen
      • remote
      • start
    • 57 replies
    • 24.6k views
    • 
    • Newduramaxh*ar
    • February 28, 2021

21. Intermittent CEL / P0700 / Battery Tender

    By Tomato, February 26, 2021
    • 3 replies
    • 1.3k views
    • 
    • Tomato
    • February 26, 2021

22. 2020 P20C1 Code - DEF Heater Open Circuit

    By Brucegmi1234, February 26, 2021
    • 0 replies
    • 7k views
    • 
    • Brucegmi1234
    • February 26, 2021

23. Adjust push to talk activation button tone volume

    By odarevliS, February 24, 2021   

    • Push to talk
    • tone volume
    • 0 replies
    • 970 views
    • 
    • odarevliS
    • February 24, 2021

24. 2020 Silverado HD Custom Steering Wheel wobble 1 2

    By Zeke1800, May 12, 2020
    • 18 replies
    • 14k views
    • 
    • It's Tim
    • February 24, 2021

25. Engine knocking on cold start-3200 mile truck

    By Duckhunter18, February 14, 2021
    • 0 replies
    • 310 views
    • 
    • Duckhunter18
    • February 14, 2021

26. Engine knocking on cold start-3200 mile truck

    By Duckhunter18, February 13, 2021
    • 0 replies
    • 164 views
    • 
    • Duckhunter18
    • February 13, 2021