Ask A GM Technician

16,055 topics in this forum

1. 2006 Silverado 1500 cruise control not working

   By GMark, August 9, 2021
   • 2 replies
   • 11k views
   • 
   • GMark
   • August 9, 2021

2. 2005 Chevy 4.3 misfire p0303 p0300 p1381

   By Peachesandherb, March 19, 2015
   • 11 replies
   • 17.5k views
   • 
   • Hiandbye
   • August 7, 2021

3. 1991 p30 7.4 code 43

   By Donald Keeney II, August 5, 2021
   • 0 replies
   • 4.1k views
   • 
   • Donald Keeney II
   • August 5, 2021

4. ABS rear reluctor ring in the housing 08 Z71

   By Off_Trail, August 22, 2019
   • 3 replies
   • 8k views
   • 
   • K Taylor
   • August 5, 2021

5. Changed battery on idle 2004 GMC 2500HD, Now Horn Keeps Blowing While in Use

   By Kshinn2, August 3, 2021
   • 5 replies
   • 1.6k views
   • 
   • Kshinn2
   • August 4, 2021

6. 7.4 Vortec (L29) Head Coolant Ports Pitted

   By BlueCollar, August 4, 2021
   • 1 reply
   • 3.5k views
   • 
   • Jsdirt
   • August 4, 2021

7. No power to fuse for trailer(r) brake/blinker

   By Waggs160, August 3, 2021
   • 0 replies
   • 3.8k views
   • 
   • Waggs160
   • August 3, 2021

8. Gauge cluster

   By WFalkner, August 3, 2021
   • 0 replies
   • 2.6k views
   • 
   • WFalkner
   • August 3, 2021

9. 2007 Silverado AC vent driver side hot

   By Ski276, August 3, 2021
   • 1 reply
   • 2k views
   • 
   • Jsdirt
   • August 3, 2021

10. Trailer brake system service

    By Oakbrook Dan, August 3, 2021
    • 0 replies
    • 1.1k views
    • 
    • Oakbrook Dan
    • August 3, 2021

11. 07 Classic DDM problems

    By Revoray, August 2, 2021
    • 0 replies
    • 1.2k views
    • 
    • Revoray
    • August 2, 2021

12. Brakes locking up for no reason 1 2 3

    By sahls01gmc, November 17, 2012
    • 32 replies
    • 212.9k views
    • 
    • Doug_Scott
    • August 1, 2021

13. Gear ratio change

    By express6.0, July 26, 2021
    • 5 replies
    • 4.7k views
    • 
    • JimV
    • July 31, 2021

14. 2007 GMC Yukon fog light fuse

    By Dylan Wigham, July 31, 2021
    • 1 reply
    • 2.6k views
    • 
    • Jsdirt
    • July 31, 2021

15. Silverado wont start - completely dead - jump doesnt help

    By Jennifer 7097, July 26, 2021
    • 2 replies
    • 24.8k views
    • 
    • Doug_Scott
    • July 29, 2021

16. determining convential vs hydroboost powersteering

    By noviceforsure, May 5, 2017
    • 4 replies
    • 29.8k views
    • 
    • Towmike
    • July 27, 2021

17. 2006 2500 HD Tranny Hard shift after driving

    By QwickerRon, February 11, 2014   

    • hard shift once driven 65+
    • 12 replies
    • 21.6k views
    • 
    • bhart00
    • July 26, 2021

18. Torque Converter Shudder on fresh rebuild.

    By Chris Briley, July 25, 2021
    • 10 replies
    • 13k views
    • 
    • Chris Briley
    • July 25, 2021

19. 2017 GMC Sierra 1500 6.2L Transmission Hard Shifts/Clunks

    By Eck21, July 14, 2021   

    • 2017 Sierra 1500
    • Transmission
    • (and 2 more)

      Tagged with:

      • 2017 Sierra 1500
      • Transmission
      • clunk
      • hard shifting
    • 1 reply
    • 15.6k views
    • 
    • GC1009
    • July 25, 2021

20. Vortec 454 oil pressure

    By Greg Beckham, April 8, 2020
    • 4 replies
    • 21.5k views
    • 
    • ralph cruz
    • July 23, 2021

21. 2012 Silverado 1500

    By GabeSlaich, July 19, 2021
    • 2 replies
    • 6.4k views
    • 
    • JimCost2014
    • July 19, 2021

22. Silverado a/c oil capacities.

    By kitttransam, April 12, 2015
    • 12 replies
    • 131.8k views
    • 
    • Tom Vincent
    • July 19, 2021

23. 4l60e reverse issues

    By Mitchell Bardet, July 19, 2021
    • 1 reply
    • 7.1k views
    • 
    • Jsdirt
    • July 19, 2021

24. 04 duramax hard steer to left but no right, new reman gear box

    By Zakery Mcdaniel, July 18, 2021
    • 2 replies
    • 7.4k views
    • 
    • Jsdirt
    • July 18, 2021

25. 2006 2500HD Duramax - Electrical Problems

    By abadv8, April 13, 2014
    • 9 replies
    • 20.2k views
    • 
    • Medrummer
    • July 18, 2021