Ask A GM Technician

16,054 topics in this forum

1. I Need Help!!!

   By CarolinaTony, June 25, 2021
   • 1 reply
   • 2.6k views
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   • Jsdirt
   • June 26, 2021

2. 2002 Chevy z71 cruise control problem

   By Roadkill4twenty, June 25, 2021
   • 1 reply
   • 2k views
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   • Jsdirt
   • June 25, 2021

3. 2006 Silverado 4.3

   By Donald Harvey, June 24, 2021
   • 1 reply
   • 2.5k views
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   • Jsdirt
   • June 25, 2021

4. Multiple Codes After Changing Shift Solenoids and Trans Harness

   By SylvanFirestone, June 21, 2021
   • 4 replies
   • 6.6k views
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   • Jsdirt
   • June 25, 2021

5. Ac failure, 3 flashes of the light

   By Brad Fey, June 18, 2021
   • 2 replies
   • 6.3k views
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   • Ravenkeeper
   • June 25, 2021

6. 07 GMC Yukon Denali 6.2 stalling / low oil light on / Service tracti

   By 07denada, January 4, 2016
   • 2 replies
   • 10.8k views
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   • Jsmootheeee
   • June 23, 2021

7. Will lifting my truck void my warrenty?

   By Paulybee, February 8, 2016   

   • will lifting my truckwarrenty
   • 9 replies
   • 25.7k views
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   • DDR
   • June 23, 2021

8. Factory Trailer Brake Controller (ITBC)

   By Phantom 4D, June 22, 2021
   • 0 replies
   • 2.7k views
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   • Phantom 4D
   • June 22, 2021

9. when I start driving I get traction control off, stabilitrak off, and brake fluid low messages

   By Darryl1057, June 10, 2021
   • 3 replies
   • 9.1k views
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   • Darryl1057
   • June 21, 2021

10. 454 N Code Bloc

    By CoffeeMonster, April 24, 2021   

    • 454
    • 1 reply
    • 5.8k views
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    • CoffeeMonster
    • June 19, 2021

11. Engine specs

    By Pmeeeeee, June 15, 2021
    • 1 reply
    • 4.7k views
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    • Pmeeeeee
    • June 19, 2021

12. 03 gmc sierra ac and heat stopped working no cruise control and service 4wd message comes on, also abs and brake light on dash.

    By mnsam, June 16, 2021
    • 0 replies
    • 3.9k views
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    • mnsam
    • June 16, 2021

13. Stuck in Reduced Engine Power

    By ChrisMills, July 30, 2019
    • 9 replies
    • 10.5k views
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    • sledbuttrob
    • June 14, 2021

14. Vortec 7.4 L21 engine parts id

    By Pmeeeeee, June 14, 2021
    • 3 replies
    • 7.3k views
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    • Jsdirt
    • June 14, 2021

15. No park or reverse

    By Jason Kaufman, June 13, 2021
    • 1 reply
    • 4.7k views
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    • Jsdirt
    • June 14, 2021

16. Abs Brake Problem

    By blue-ss-camaro, October 8, 2008
    • 9 replies
    • 20.5k views
    • 
    • Joel A
    • June 10, 2021

17. Tahoe keeps dying

    By James Jones, June 9, 2021
    • 2 replies
    • 4.7k views
    • 
    • grandpalarry777
    • June 9, 2021

18. 2011 GMC Sierra pulsating abs and brake pedal

    By Jake Dethlefsen, July 31, 2019
    • 7 replies
    • 10.2k views
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    • Ngcgoodfella
    • June 8, 2021

19. 1990 GMC suburban replaced fuel pump and filter. Now when started very high idle.

    By Shannon Kappl, June 8, 2021
    • 0 replies
    • 4.3k views
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    • Shannon Kappl
    • June 8, 2021

20. 02 2wd Suburban,Transmission rebuilt 2 months ago was fine until yesterday then it acted as though it was thrown in neutral, any advice would be greatly appreciated.

    By Jmg859, June 4, 2021
    • 4 replies
    • 5.2k views
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    • Black02Silverado
    • June 6, 2021

21. gmc w4 is the bane of my existence

    By solidshark91493, June 4, 2021
    • 4 replies
    • 10.3k views
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    • Snowcamo
    • June 5, 2021

22. Changing front caliper out and brake bleeding. 2003 GMC Sierra

    By hollywoodal, June 3, 2021
    • 1 reply
    • 4.7k views
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    • Jsdirt
    • June 3, 2021

23. Vss wire

    By Roderick jones, June 3, 2021
    • 1 reply
    • 3.8k views
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    • dsr611
    • June 3, 2021

24. Backup lamp

    By Charles M., June 1, 2021
    • 1 reply
    • 3.8k views
    • 
    • 99silveradoz71
    • June 3, 2021

25. Replacement batteries for 2004 GMC Sierra Hybrid?... 1 2

    By BretD04GMC, February 28, 2013
    • 16 replies
    • 31.3k views
    • 
    • Pfffttt
    • June 1, 2021