Ask A GM Technician

16,054 topics in this forum

1. 2016 Silverado ls 4.3 l rpm won't go over 3000

   By MaraRodz, December 27, 2020
   • 1 reply
   • 4k views
   • 
   • silveradosid
   • December 28, 2020

2. 2009 Suburban LT - Whining Noise with Radio

   By Darbii Rue, December 27, 2020
   • 7 replies
   • 7.8k views
   • 
   • Doug_Scott
   • December 28, 2020

3. Tech-2 Programming Failed

   By swathdiver, May 9, 2020
   • 14 replies
   • 11.2k views
   • 
   • swathdiver
   • December 26, 2020

4. Please help diagnose truck problem!!!

   By Momof2withachevy, December 24, 2020
   • 9 replies
   • 2.2k views
   • 
   • riverbanks
   • December 25, 2020

5. 2000 GMC transmission issues

   By Neil.96, December 24, 2020
   • 4 replies
   • 3.3k views
   • 
   • CamGTP
   • December 25, 2020

6. Power Steering Pump Seals

   By Userlucas, December 21, 2020
   • 4 replies
   • 1.8k views
   • 
   • davester
   • December 24, 2020

7. Entertainment Problem

   By NWS405, December 21, 2020
   • 2 replies
   • 2.2k views
   • 
   • cmysstailights
   • December 24, 2020

8. Signal light mysteriously turning on and off

   By Josalynn, December 22, 2020
   • 1 reply
   • 2.3k views
   • 
   • tlaw91
   • December 24, 2020

9. Idle time for 2020 GMC Denali 6.2

   By Lyle M, December 22, 2020
   • 1 reply
   • 2k views
   • 
   • tlaw91
   • December 24, 2020

10. GMC OWNER

    By JIMMY09, December 22, 2020
    • 1 reply
    • 2.1k views
    • 
    • tlaw91
    • December 24, 2020

11. 2009 Suburban door locks

    By Mr.holte, December 24, 2020
    • 0 replies
    • 2k views
    • 
    • Mr.holte
    • December 24, 2020

12. 4WD Issue

    By DW2018, December 18, 2020
    • 8 replies
    • 3.2k views
    • 
    • DW2018
    • December 23, 2020

13. 2008 Chevy Avalanche ltz gages,locks going crazy

    By DAMIEN SEAY, December 21, 2020
    • 6 replies
    • 7.2k views
    • 
    • mjm-1957
    • December 21, 2020

14. 2008 Chevy Avalanche ltz gages,locks going crazy

    By DAMIEN SEAY, December 21, 2020
    • 0 replies
    • 1.6k views
    • 
    • DAMIEN SEAY
    • December 21, 2020

15. 2015 SILVERADO 3500HD WT

    By JP Cortez, December 17, 2020
    • 1 reply
    • 3.4k views
    • 
    • tlaw91
    • December 21, 2020

16. 5.3 Stabilitrak/#6 misfire puzzle

    By arupert, October 5, 2014
    • 7 replies
    • 32.5k views
    • 
    • tlaw91
    • December 16, 2020

17. 2011 Express AWD Transfer Case Capacity

    By vanguy960, December 14, 2020
    • 0 replies
    • 5.6k views
    • 
    • vanguy960
    • December 14, 2020

18. Hydraulic Roller Lifter Oil Hole Location

    By J Ruiz, December 14, 2020
    • 1 reply
    • 10k views
    • 
    • davester
    • December 14, 2020

19. 2009 Denali heated seat mystery

    By Scolie, December 13, 2020
    • 2 replies
    • 4.1k views
    • 
    • tlaw91
    • December 14, 2020

20. Suburban rear lift glass wont work

    By 02suburbanZ71, March 14, 2015
    • 5 replies
    • 28.3k views
    • 
    • Dadman
    • December 12, 2020

21. Performance Booster

    By crabcake, December 1, 2020
    • 9 replies
    • 2.5k views
    • 
    • tlaw91
    • December 12, 2020

22. Piston Pin to Bosses Tolerance

    By J Ruiz, December 8, 2020
    • 7 replies
    • 4.9k views
    • 
    • J Ruiz
    • December 11, 2020

23. 2011 GMC 2500 L96 died and then turned back on while driving down the free way

    By Jhersh, December 2, 2020
    • 4 replies
    • 2k views
    • 
    • tlaw91
    • December 10, 2020

24. 2020 LT Trail Boss 6.2 10 Speed whining when accelerating.

    By Brian21477, December 3, 2020
    • 2 replies
    • 12.9k views
    • 
    • tlaw91
    • December 10, 2020

25. 2020 Sierra cruise control not working

    By Sawito, November 27, 2020   

    • cruise control
    • Sierra
    • 4 replies
    • 18k views
    • 
    • tlaw91
    • December 10, 2020