Troubleshooting, Warranty & Recalls

3,465 topics in this forum

1. Part number issue, 1st vs 2nd design?

   By BrizzoDaIzzo, September 17, 2020   

   • Parts
   • first
   • (and 3 more)

     Tagged with:

     • Parts
     • first
     • second
     • design
     • numbers
   • 2 replies
   • 5.8k views
   • 
   • BrizzoDaIzzo
   • September 17, 2020

2. Power Steering Assist

   By MMed, September 15, 2020
   • 0 replies
   • 388 views
   • 
   • MMed
   • September 15, 2020

3. Discolored center console

   By bradmo2723, September 14, 2020
   • 4 replies
   • 2k views
   • 
   • redwngr
   • September 15, 2020

4. 2020 GMC Sierra 1500 3.0 Diesel Everyday Mileage

   By Sierra 3.0, July 16, 2020
   • 3 replies
   • 1.3k views
   • 
   • afterburner82
   • September 15, 2020

5. Infotainment Screen Issue

   By clauerman, April 12, 2020   

   • infotainment
   • 9 replies
   • 5k views
   • 
   • MillerD
   • September 14, 2020

6. GM Waiting to Fix Transmission on my 1 Day old AT4 1 2 3 4 9

   By Jimbo20, October 29, 2018   

   • gm
   • at4
   • (and 1 more)

     Tagged with:

     • gm
     • at4
     • transmission
   • 134 replies
   • 45.7k views
   • 
   • RODMAN70
   • September 13, 2020

7. Front Passenger Window Auto Up Stops Half Way 1 2

   By jbr1888, August 4, 2020
   • 15 replies
   • 29.1k views
   • 
   • redwngr
   • September 13, 2020

8. Check Engine light 3.0L Duramax

   By Dave Cochrane, July 18, 2020
   • 9 replies
   • 35.8k views
   • 
   • Colossus
   • September 12, 2020

9. Auto 4WD Shuddering

   By JME454, September 9, 2020
   • 6 replies
   • 8.1k views
   • 
   • Colossus
   • September 12, 2020

10. 2020 Denali infotainment reading USB thumbdrive

    By TPP, September 11, 2020
    • 1 reply
    • 5.1k views
    • 
    • Rook126
    • September 11, 2020

11. Satellite Signal Lost 1 2

    By Divide Wee, January 6, 2020
    • 20 replies
    • 21.1k views
    • 
    • TPP
    • September 11, 2020

12. Leaf screens fading

    By L87Powered, September 7, 2020
    • 7 replies
    • 1.6k views
    • 
    • railguy777
    • September 11, 2020

13. Trailboss (TB) Under Front Bumper Plastic Removal

    By gguzman, September 3, 2020
    • 2 replies
    • 19k views
    • 
    • gguzman
    • September 11, 2020

14. Chrome vent trim removal

    By Thejet07, September 7, 2020
    • 3 replies
    • 5.2k views
    • 
    • Thejet07
    • September 10, 2020

15. Trailer light plugs have no power..2020 Sierra 1500 SLT

    By DBCasey851, September 10, 2020
    • 0 replies
    • 522 views
    • 
    • DBCasey851
    • September 10, 2020

16. Start button issue?

    By Mike Borowski, September 2, 2020
    • 2 replies
    • 741 views
    • 
    • 19 Denali ultimate
    • September 9, 2020

17. 2020 silverado- protrusion on bottom of mirror

    By Randy Dykes, August 31, 2020
    • 3 replies
    • 4.9k views
    • 
    • 19 Denali ultimate
    • September 9, 2020

18. 300o Miles on New Sierra and won’t start

    By Deltavan, September 8, 2020
    • 2 replies
    • 943 views
    • 
    • Deltavan
    • September 8, 2020

19. Side mirror LEDs question

    By 204Denali, September 4, 2020
    • 2 replies
    • 799 views
    • 
    • 204Denali
    • September 8, 2020

20. 2020 8 speed transmission

    By First Time Truck, September 6, 2020
    • 1 reply
    • 907 views
    • 
    • Gangly
    • September 8, 2020

21. 2020 GMC Sierra 1500 slt

    By Russell Jamison, September 5, 2020   

    • Wiring diagram
    • Rear tail lights
    • 2 replies
    • 944 views
    • 
    • bshort
    • September 7, 2020

22. Nav Map Screen 1 2

    By CptCook, December 17, 2018   

    • navigation
    • infotainment
    • (and 1 more)

      Tagged with:

      • navigation
      • infotainment
      • settings
    • 17 replies
    • 12.5k views
    • 
    • hammick
    • September 6, 2020

23. New 1500 AT4: Infotainment issues

    By hammick, September 4, 2020
    • 1 reply
    • 574 views
    • 
    • calgator73
    • September 4, 2020

24. 2019 Silverado 1500 custom with a bad clunk in rear

    By Wagnersgurl, September 2, 2020
    • 3 replies
    • 1k views
    • 
    • Wagnersgurl
    • September 3, 2020

25. 5.3 with 6 speed hard down shift

    By Metz54, August 31, 2020
    • 1 reply
    • 930 views
    • 
    • bghurc
    • September 2, 2020