Ask the GM Technician

15,971 questions in this forum

1. 2013 Sierra running at 12.5 volts

   Asked by zedbear, July 1, 2013

   0 votes
   12 answers
3. Ask The GM Tech Forum Rules

   Asked by Zane, January 21, 2006

   0 votes
   0 answers
4. 2023 Sierra 1500 service steering column lock

   Asked by GMC6565, January 23

   0 votes
   3 answers
5. 2007 Silverado 1500 Classic- transmission to transfer case adapter

   Asked by Rowen, November 10

   0 votes
   0 answers
6. 2500HD Rear window upgrade

   Asked by Ross Ellis, December 27, 2023

   • 2500 rear glass
   • slider
   • sliding window
   0 votes
   3 answers
7. 2004 5.3l - Rough Idle, Misfires, And Lean Codes

   Asked by Sierra770, April 12, 2011

   0 votes
   20 answers
8. 2004 gmc Yukon 5.3

   Asked by kris504, October 25

   0 votes
   5 answers
9. Transmission heat and slipping

   Asked by chri599f, October 21

   0 votes
   2 answers
10. 2000 YUKON XL

    Asked by GMC MIKE, October 19

    0 votes
    0 answers
11. Front differential clicking - repair options

    Asked by alvocado, October 16

    0 votes
    2 answers
12. 2018 GMC Terrain Diesel exhaust door in cabin

    Asked by Tim Roy, October 13

    0 votes
    3 answers
13. 06 Silverado 1500, 4L60E

    Asked by surelyunsurebutitry, October 4

    0 votes
    1 answer
14. 2005 gmc Yukon Denali

    Asked by crystalwood2195, September 30

    0 votes
    5 answers
15. 2003 sliverado 4.3 does not start after rain

    Asked by John Peleponuk, June 23, 2022

    0 votes
    2 answers
16. '04 Chevy 2500 slips on takeoff, but no slippage if tow/haul mode is used

    Asked by working on it, April 26, 2022

    • 4L80E
    • tow/haul mode
    • Lucas Transmission Fix
    • 135000 miles
    • 6.0l
    • 4.10 gears
    0 votes
    5 answers
17. 2005 Silverado 1500 crew cab short bed frame

    Asked by Angel0810, September 26

    0 votes
    0 answers
18. Ac blows hot, cooling fan never gets to high speed

    Asked by Migs1369, September 21

    0 votes
    1 answer
19. Service Front Camera

    Asked by Will Cofield, September 13

    0 votes
    1 answer
20. Will Sierra and Tahoe frames swap

    Asked by GMC-Love, September 10

    0 votes
    5 answers
21. 1999 Silverado 5.3 Code P1415

    Asked by Jim60, September 10

    0 votes
    1 answer
22. Alignment and tire wear issue

    Asked by alvocado, September 6

    0 votes
    2 answers
23. Key Fob Cloning

    Asked by Dan Farmer, September 5

    0 votes
    2 answers
24. Truck has ghosts

    Asked by IndMechJeff, August 31

    0 votes
    5 answers
25. Please help

    Asked by Devyn223, August 26

    0 votes
    2 answers
26. 2000 GMC sierra TBC fuse issues

    Asked by SuprGoofyGoober, August 20

    • GMC
    • truck
    • fuse
    • electric
    • electical
    • locks
    0 votes
    1 answer