Ask A GM Technician

16,053 topics in this forum

1. 2013 Chevy Avalanche Engine 5.3 Having 02 issues

   By rudf, March 8, 2023
   • 4 replies
   • 2k views
   • 
   • rudf
   • March 10, 2023

2. Stumbling on Startup

   By RTD, March 9, 2023
   • 6 replies
   • 1.2k views
   • 
   • diyer2
   • March 10, 2023

3. 2007 chev 1500

   By Bh3zfc, March 8, 2023
   • 1 reply
   • 1k views
   • 
   • Jsdirt
   • March 8, 2023

4. Are different front and rear tire size on 2009 Trailblazer LS are acceptable?

   By gkhanna, March 7, 2023
   • 9 replies
   • 1.4k views
   • 
   • diyer2
   • March 8, 2023

5. 2022 6.2L Denali - what is this noise?

   By Nima Emrani, March 5, 2023
   • 1 reply
   • 1.8k views
   • 
   • silveradosid
   • March 6, 2023

6. Enginr swap

   By matt6095, March 2, 2023
   • 3 replies
   • 1.1k views
   • 
   • Jsdirt
   • March 3, 2023

7. Installation of part #85527845

   By Ivan Rocha, July 17, 2022
   • 2 replies
   • 6.5k views
   • 
   • smw1809
   • February 27, 2023

8. 08 chevy silverado1500

   By BuckeyeN8tion meyer, February 27, 2023
   • 1 reply
   • 1.1k views
   • 
   • Jsdirt
   • February 27, 2023

9. Engine Electrical - No one seems to know

   By mark97213, February 23, 2023
   • 9 replies
   • 1.5k views
   • 
   • mark97213
   • February 24, 2023

10. 2022 Change the DRLs from white to amber

    By GM90, December 29, 2022
    • 4 replies
    • 3.2k views
    • 
    • GM90
    • February 24, 2023

11. Question about vin code 7

    By Saleim Abu-Aniza, February 23, 2023
    • 3 replies
    • 2.9k views
    • 
    • mjm-1957
    • February 23, 2023

12. 03 gmc Yukon

    By Smith99, February 15, 2023
    • 0 replies
    • 1k views
    • 
    • Smith99
    • February 15, 2023

13. Seat and Console Swap 08 into an 05?

    By BaphometChevy, February 10, 2023
    • 1 reply
    • 1.5k views
    • 
    • Jsdirt
    • February 10, 2023

14. Reverse lights not working

    By McDonaldM, January 4, 2023
    • 1 reply
    • 1.3k views
    • 
    • silveradosid
    • February 7, 2023

15. Punctured plastic fuel tank

    By MaverickZ71, February 2, 2023   

    • gas theft
    • 09 Silverado
    • (and 1 more)

      Tagged with:

      • gas theft
      • 09 Silverado
      • 26 gal
    • 4 replies
    • 1.8k views
    • 
    • KARNUT
    • February 2, 2023

16. Exhaust leaking into cab

    By Dpex, January 30, 2023
    • 0 replies
    • 871 views
    • 
    • Dpex
    • January 30, 2023

17. Electrical Issues

    By Kendric Thompson, January 14, 2023
    • 1 reply
    • 1.8k views
    • 
    • Jsdirt
    • January 15, 2023

18. 1995 k1500 code 32 1 2

    By Joeyblaze, January 7, 2019   

    • egr system
    • 1995 gmc k1500
    • (and 3 more)

      Tagged with:

      • egr system
      • 1995 gmc k1500
      • code 32
      • failed emmisions
      • egr valve
    • 21 replies
    • 33.5k views
    • 
    • DirtyDan23
    • January 11, 2023

19. 2004 silverado 1500. 5.3 4x4 auto trans

    By skinner68, January 3, 2023
    • 2 replies
    • 983 views
    • 
    • Havock316
    • January 9, 2023

20. 2008 gmc sierra 1500 electrical problem

    By cajunwolf, September 19, 2014   

    • not starting at times
    • 7 replies
    • 11.8k views
    • 
    • trip1966
    • January 9, 2023

21. C/K Squarebody / GMT400 / P30 Cab / Chassis compatibility?

    By James Collier Jr., April 6, 2020   

    • GMT400
    • P30
    • (and 3 more)

      Tagged with:

      • GMT400
      • P30
      • motorhome
      • chassis
      • swap
    • 3 replies
    • 13.4k views
    • 
    • Mike Linstead
    • January 7, 2023

22. 4x4 not engaging

    By Igotaproblem, January 3, 2023
    • 1 reply
    • 1k views
    • 
    • Jsdirt
    • January 3, 2023

23. CELs interrupting holiday travel

    By MaverickZ71, December 28, 2022   

    • P0522
    • P0523
    • (and 1 more)

      Tagged with:

      • P0522
      • P0523
      • P0573
    • 1 reply
    • 1k views
    • 
    • Jsdirt
    • December 28, 2022

24. 2005 Chevy Express 2500

    By Kikiski, December 27, 2022
    • 1 reply
    • 1k views
    • 
    • Jsdirt
    • December 27, 2022

25. Mackerel

    By Mackerel, December 21, 2022
    • 1 reply
    • 1.1k views
    • 
    • Jsdirt
    • December 21, 2022