Troubleshooting, Warranty & Recalls

918 topics in this forum

1. Multigate electrical problem

   By smitty81503, Sunday at 12:26 AM   

   • 2024 GMC 3500 AT4 6.6 gaser
   • 2 replies
   • 199 views
   • 
   • Another JR
   • Sunday at 10:50 PM

2. Electrical /Immobilizer Data- Battery Voltage (V) Test malfunction

   By Aussie2500HD, July 29
   • 1 reply
   • 158 views
   • 
   • GMCustomerService
   • Sunday at 08:44 PM

3. Rear leaf spring clunk gone with TSB 21-na-138 fix 1 2 3

   By Pryme, June 3, 2024
   • 31 replies
   • 11.6k views
   • 
   • Pryme
   • July 29

4. “Service Emission System” & “175 miles until “65 MPH Max Speed”

   By ManyCamaroz, July 12
   • 8 replies
   • 827 views
   • 
   • ManyCamaroz
   • July 24

5. "Reduced Acceleration, Drive with Care" message for Valve Body malfunction

   By sigmonster, July 21
   • 1 reply
   • 282 views
   • 
   • ManyCamaroz
   • July 24

6. 2020 Sierra 2500 windows rolling down

   By JohnRoy, July 22
   • 4 replies
   • 379 views
   • 
   • JohnRoy
   • July 22

7. 2024 GMC Sierra Denali Ultimate Dash and radio issues

   By JCraven, February 10, 2024
   • 3 replies
   • 6k views
   • 
   • Joegstfsn
   • July 22

8. Radio Update

   By djv1951, March 30
   • 12 replies
   • 1.1k views
   • 
   • newdude
   • July 21

9. 2022 2500HD WT Wipers only work on Intermittent

   By Wraith04, December 6, 2023
   • 4 replies
   • 4.6k views
   • 
   • Another JR
   • July 13

10. Remote Start Noise 2024 2500 HD Gas 1 2 3

    By BCGM, June 28
    • 34 replies
    • 1.5k views
    • 
    • PunchT37
    • July 10

11. Recalls Etc.

    By BCGM, July 9
    • 1 reply
    • 279 views
    • 
    • jake111
    • July 10

12. Disconnecting Battery

    By marpel, July 3
    • 6 replies
    • 457 views
    • 
    • marpel
    • July 6

13. Ac not keeping up 1 2

    By Aimatdeer, June 21
    • 29 replies
    • 1.4k views
    • 
    • Grumpy Bear
    • July 5

14. Recalls 2024 Chevrolet HD

    By BCGM, November 1, 2025
    • 12 replies
    • 2.1k views
    • 
    • BCGM
    • June 28

15. Electrical problem

    By joshua1221, June 5
    • 2 replies
    • 433 views
    • 
    • GMCustomerService
    • June 25

16. OEM Trailer Hitch Receiver - Impact tightened by shop

    By SoCal Angler, June 18
    • 14 replies
    • 736 views
    • 
    • Another JR
    • June 21

17. DTC P2C48 auxiliary cooling pump

    By Newduramaxh*ar, June 13
    • 5 replies
    • 683 views
    • 
    • Newduramaxh*ar
    • June 19

18. Damaged Left Rear Bumper & Left Rear Quarter Panel - Repair Questions

    By SoCal Angler, May 25
    • 4 replies
    • 567 views
    • 
    • GMCustomerService
    • June 15

19. Cracked tailgate touch pad replacement?

    By Alfa Georgia, February 21
    • 3 replies
    • 654 views
    • 
    • Alfa Georgia
    • June 2

20. Keyless touch pad on door

    By bryant87, May 25
    • 3 replies
    • 438 views
    • 
    • GMCustomerService
    • June 1

21. Those with a '23 2500/3500HD - Can you verify a body part for me?

    By SoCal Angler, May 30
    • 3 replies
    • 320 views
    • 
    • chris21
    • May 31

22. AC 3-10min Delay on cold start - NIGHTMARE ISSUES!!! (2020-2023 trucks)

    By UltimateToolReviews, May 19
    • 4 replies
    • 1.1k views
    • 
    • UltimateToolReviews
    • May 30

23. A/C issue 1 2

    By littleal, April 4
    • 15 replies
    • 1.4k views
    • 
    • Atlas
    • May 22

24. 2021 3500 CCLB LTZ tailgate stuck

    By ChevyGMCfan, May 2
    • 1 reply
    • 434 views
    • 
    • GMCustomerService
    • May 11

25. 2020 Silverado 3500HD Duramax Diesel "Allison" transmission rear wheel lock-up lawsuit

    By RB Patterson, April 28
    • 2 replies
    • 589 views
    • 
    • RB Patterson
    • April 29