Ask A GM Technician

16,054 topics in this forum

1. Power mirrors and turn signals on non powered/turn signal truck

   By astec, October 14, 2014
   • 0 replies
   • 2.1k views
   • 
   • astec
   • October 14, 2014

2. Delphi Fuel Pumps any good

   By rdnkcpa, October 7, 2014
   • 2 replies
   • 22.3k views
   • 
   • grampadirt
   • October 14, 2014

3. Hvac Blend Door Actuator Install Directions 1 2 3 4

   By shithappens, May 8, 2009
   • 46 replies
   • 110.9k views
   • 
   • Richard Z71
   • October 13, 2014

4. Alignment and Speed Sensors???

   By sethhenry, October 12, 2014
   • 1 reply
   • 2.2k views
   • 
   • DaveH71
   • October 12, 2014

5. 862 heads

   By 02suburbanZ71, October 12, 2014
   • 0 replies
   • 2.7k views
   • 
   • 02suburbanZ71
   • October 12, 2014

6. Vibration during idle

   By 02suburbanZ71, September 19, 2014
   • 2 replies
   • 2.4k views
   • 
   • 02suburbanZ71
   • October 12, 2014

7. P0446 evap vent diagnostic 00 Sierra 5.3L V8

   By tejay, October 7, 2014   

   • p0446
   • evap vent
   • 4 replies
   • 4.6k views
   • 
   • gmtech4
   • October 11, 2014

8. 2014 Silverattle 1 2

   By madical1, August 22, 2014
   • 17 replies
   • 4.4k views
   • 
   • madical1
   • October 11, 2014

9. 82 chev 3/4 ton pickup low rpm power

   By caccia, September 30, 2014   

   • 82
   • chev
   • (and 4 more)

     Tagged with:

     • 82
     • chev
     • 3/4ton
     • pickup
     • low rpm
     • distributor
   • 5 replies
   • 3k views
   • 
   • Doug_Scott
   • October 10, 2014

10. Cleaned/removed TB and MAF now hiss?

    By 02suburbanZ71, October 6, 2014
    • 13 replies
    • 2.7k views
    • 
    • 02suburbanZ71
    • October 10, 2014

11. P0445

    By SweetWillyP13, October 7, 2014
    • 8 replies
    • 5.6k views
    • 
    • kstruckcountry
    • October 9, 2014

12. low oil pressure, stop engine warning

    By clf2427, October 8, 2014
    • 14 replies
    • 10.2k views
    • 
    • Doug_Scott
    • October 9, 2014

13. GMC rims to Toyota

    By stickster854, October 8, 2014
    • 4 replies
    • 2.4k views
    • 
    • stickster854
    • October 8, 2014

14. 2006 Sierra front jounce bumpers

    By JOEZIG, October 7, 2014   

    • jounce bumper
    • 2 replies
    • 3.5k views
    • 
    • JOEZIG
    • October 7, 2014

15. LQ4 tranny compatibility . . . Newbie from Texas

    By Filbert Sam, September 30, 2014   

    • lq4
    • 4l60e
    • (and 1 more)

      Tagged with:

      • lq4
      • 4l60e
      • 4l80e
    • 6 replies
    • 16.2k views
    • 
    • gmtech4
    • October 7, 2014

16. GM can now disable AFM??

    By Mossyoakglock, September 26, 2014
    • 8 replies
    • 5.3k views
    • 
    • Big Whiskey
    • October 6, 2014

17. 1997 5.7 2500, first crank of the day, hard starting issue

    By subordinate, October 4, 2014
    • 4 replies
    • 4.1k views
    • 
    • cwxpro
    • October 6, 2014

18. 2000 Silverado Light problem

    By mike_sid95, October 3, 2014
    • 1 reply
    • 2.4k views
    • 
    • Doug_Scott
    • October 4, 2014

19. 2001 GMC Sonoma Stalling @ RED LIGHT

    By b0mbfire, October 2, 2014   

    • 2001 gmc sonoma stalling re
    • 2 replies
    • 2.3k views
    • 
    • b0mbfire
    • October 3, 2014

20. 2003 2500HD 6.0 4 Wheel Drive P1518 code - thru Headlights

    By bobm396, October 1, 2014   

    • p1518 code
    • 4 replies
    • 5.7k views
    • 
    • bobm396
    • October 2, 2014

21. Need info on two valves....

    By Coalbunny, February 24, 2013   

    • pcv valve
    • egr valve
    • (and 1 more)

      Tagged with:

      • pcv valve
      • egr valve
      • emissions
    • 6 replies
    • 4.4k views
    • 
    • Coalbunny
    • October 2, 2014

22. GMC Sierra hesitation when accelerating, MAF sensor troubleshooting

    By jcolby, October 1, 2014
    • 3 replies
    • 5.1k views
    • 
    • Doug_Scott
    • October 2, 2014

23. Push button 4wd 2005 Sierra SLE Z71

    By Cobra_fd, October 1, 2014
    • 0 replies
    • 1.9k views
    • 
    • Cobra_fd
    • October 1, 2014

24. oil

    By fpe5, September 30, 2014
    • 4 replies
    • 2.4k views
    • 
    • Doug_Scott
    • September 30, 2014

25. 2005 Yukon XL knocking.

    By iam4uf, September 29, 2014   

    • yukon
    • knocking
    • 9 replies
    • 21.2k views
    • 
    • txab
    • September 30, 2014