Ask A GM Technician

16,054 topics in this forum

1. 2022 LTD Trail Boss / No Sport Mode

   By steves23, December 16, 2021
   • 3 replies
   • 7.9k views
   • 
   • Trail22
   • August 6, 2022

2. Front Amber Tow Mirrors won’t light up after install.

   By PotatoFarmRyan, August 6, 2022   

   • mirror
   • led
   • 1 reply
   • 1.2k views
   • 
   • Jsdirt
   • August 6, 2022

3. Elusive oil leak

   By Brandon Gibbs, August 5, 2022
   • 0 replies
   • 715 views
   • 
   • Brandon Gibbs
   • August 5, 2022

4. Front Camera

   By Quoc Nguyen, August 3, 2022
   • 0 replies
   • 592 views
   • 
   • Quoc Nguyen
   • August 3, 2022

5. ‘99 Chevy C3500HD 7.4 (454ci) dually will not start

   By Decompressing, July 14, 2022
   • 6 replies
   • 3.2k views
   • 
   • mjm-1957
   • August 2, 2022

6. 2002 engine into a 2009hd

   By Trennin Lifely, July 27, 2022
   • 1 reply
   • 624 views
   • 
   • shakenfake
   • July 27, 2022

7. 2005 GMC Sierra 1500 4x4 5.3 Oil Pickup Tube O-ring Replacement 1 2

   By jmpidgeo, March 18, 2013   

   • gmc
   • 1500
   • (and 6 more)

     Tagged with:

     • gmc
     • 1500
     • 5.3
     • oil
     • pickup
     • tube
     • o-ring
     • replacement
   • 26 replies
   • 76.5k views
   • 
   • Jworks
   • July 27, 2022

8. does my 2000 silverado 4.8 have piston slap?

   By Redman Lipscomb, July 21, 2022
   • 1 reply
   • 966 views
   • 
   • Jsdirt
   • July 21, 2022

9. 2022 GMC Sierra 6.2 gas engine smoke

   By Jamie Koele, July 20, 2022
   • 1 reply
   • 988 views
   • 
   • Jsdirt
   • July 21, 2022

10. Steering wheel control illumination

    By Nicholas Dufresne, July 14, 2022
    • 13 replies
    • 1.1k views
    • 
    • Jsdirt
    • July 17, 2022

11. Cruise Control Release Adjustability 2022 Silverado LT

    By chem_man, July 16, 2022
    • 2 replies
    • 702 views
    • 
    • chem_man
    • July 17, 2022

12. Intermittently slowly shuts off when turning key off and in park

    By Katie Lyman, July 11, 2022
    • 2 replies
    • 741 views
    • 
    • Jsdirt
    • July 15, 2022

13. Fine particles on dipo

    By Hans Tweed, July 14, 2022
    • 2 replies
    • 674 views
    • 
    • Jsdirt
    • July 14, 2022

14. Battery charged, but truck acts totally dead

    By Spikez, June 30, 2022
    • 8 replies
    • 1.1k views
    • 
    • chem_man
    • July 14, 2022

15. 2022 (not LTD) TPMS Frequency

    By McKB, July 12, 2022
    • 3 replies
    • 2.7k views
    • 
    • Jsdirt
    • July 13, 2022

16. Rear differential 1 2

    By LsSwapDaWorld, July 8, 2022
    • 15 replies
    • 1.4k views
    • 
    • txab
    • July 12, 2022

17. How to bypass the auxiliary heater core?

    By Lakeysha Williams, July 11, 2022
    • 1 reply
    • 2.6k views
    • 
    • Jsdirt
    • July 11, 2022

18. AC freon capacity

    By Zacary Sherman, July 10, 2022
    • 1 reply
    • 1.3k views
    • 
    • chem_man
    • July 10, 2022

19. Spec for rear differential oil on 2004 GMC sierra 1500

    By Jan Mermon, February 6, 2020
    • 7 replies
    • 17.7k views
    • 
    • customboss
    • July 8, 2022

20. 07 suburban 5.3 flex fuel

    By Alex3884, July 4, 2022
    • 6 replies
    • 3k views
    • 
    • Jsdirt
    • July 5, 2022

21. Crazy Ex removed ECM

    By Laura G, July 1, 2022   

    • ECM reset
    • 6 replies
    • 1k views
    • 
    • Snowcamo
    • July 2, 2022

22. 2004 Suburban 5.3 rough idle / misfire

    By jimmycinla, June 28, 2022
    • 1 reply
    • 3.3k views
    • 
    • Jsdirt
    • June 29, 2022

23. 2000 Silverado 2500, 6.0 fuel pressure issues and hard starting

    By Mississippi Mike, June 25, 2022
    • 0 replies
    • 2.2k views
    • 
    • Mississippi Mike
    • June 25, 2022

24. How Many Labor Hours?? 1 2

    By rdnkcpa, March 16, 2015
    • 20 replies
    • 83.7k views
    • 
    • Trent Holden
    • June 25, 2022

25. 2012 GMC Acadia Overheating

    By Jonathan D., June 25, 2022
    • 1 reply
    • 2.5k views
    • 
    • Jsdirt
    • June 25, 2022