1988-1999 Chevrolet & GMC C/K GMT400 Platform

5,124 topics in this forum

1. Should you smell gas if its flooded

   By TimsTruckandcars, May 20
   • 0 replies
   • 226 views
   • 
   • TimsTruckandcars
   • May 20

3. Gas gauge not working

   By OBSGuy1980, January 25, 2022
   • 12 replies
   • 9.6k views
   • 
   • 1980darryl
   • May 20

4. Help

   By Stephany Hayes, May 10
   • 1 reply
   • 419 views
   • 
   • asilverblazer
   • May 10

5. No power going to the fuel pump relay from the ignition pin 87A

   By Daniel1129, December 11, 2023
   • 1 reply
   • 1.6k views
   • 
   • Brian Lindsey
   • May 6

6. Problems with 97 sierra 5.7l vortec

   By dboyzus, March 7
   • 3 replies
   • 1.3k views
   • 
   • Brian Lindsey
   • May 6

7. 88 GMC Sierra Classic R3500

   By spc13b, May 3
   • 0 replies
   • 332 views
   • 
   • spc13b
   • May 3

8. 1994 c3500 Dually. Can't find PROPORTIONING VALVE

   By 94DUALLY, April 8, 2020
   • 3 replies
   • 1.1k views
   • 
   • 94DUALLY
   • April 28

9. 1994 GMC Sierra 6 cylinder

   By Frankie j Ibeniz, February 14
   • 4 replies
   • 1.3k views
   • 
   • Frankie j Ibeniz
   • March 31

10. 88 GMC Sierra

    By ARBarnes, March 28   

    • oil cooler
    • cooler lines
    • 0 replies
    • 368 views
    • 
    • ARBarnes
    • March 28

11. I can't find another truck like mine , is it a rare breed ??

    By Antonio2, February 7
    • 2 replies
    • 1.1k views
    • 
    • Steven_R
    • March 21

12. Truck keeps dieing

    By Zack99, February 16
    • 8 replies
    • 945 views
    • 
    • Zack99
    • February 18

13. 88-98 88 GMC Sierra

    By ARBarnes, February 5   

    • k1500
    • 4X4
    • (and 2 more)

      Tagged with:

      • k1500
      • 4X4
      • GMC
      • manual
    • 4 replies
    • 1.4k views
    • 
    • ARBarnes
    • February 6

14. 1999 Chevy C3500 Crew cab dually with the 454

    By evm, February 4
    • 2 replies
    • 1.2k views
    • 
    • evm
    • February 5

15. Tbi removal

    By jheat, January 27
    • 6 replies
    • 828 views
    • 
    • richard wysong
    • January 28

16. Rear clunking

    By Benjamin Oliver, January 24
    • 3 replies
    • 671 views
    • 
    • richard wysong
    • January 25

17. 1993 GMC 1500

    By Jacob Panagiotou, January 23
    • 1 reply
    • 711 views
    • 
    • richard wysong
    • January 24

18. What truck do I have?

    By ChristineAZ, January 19
    • 6 replies
    • 689 views
    • 
    • ChristineAZ
    • January 22

19. 99 tahoe classic frame swap

    By Brendendoucet, April 29, 2022   

    • Frame swap
    • 4 replies
    • 4k views
    • 
    • richard wysong
    • January 9

20. 4l60e no reverse drives in neutral

    By Kevin Culhane, November 24, 2019   

    • obs
    • trans
    • (and 1 more)

      Tagged with:

      • obs
      • trans
      • z71
    • 3 replies
    • 14k views
    • 
    • Grittster
    • December 24, 2023

21. Speed Sensor Buffer DRAC

    By Joe Fortenberry, December 23, 2019
    • 10 replies
    • 26.5k views
    • 
    • Austin s
    • December 17, 2023

22. 1996 1500 5.0 L fuel pump issues

    By DareDog, December 2, 2023
    • 1 reply
    • 1.3k views
    • 
    • richard wysong
    • December 3, 2023

23. Vibration help?

    By Shawn Weaver, November 19, 2023
    • 1 reply
    • 1k views
    • 
    • richard wysong
    • November 19, 2023

24. 4x4 pulls to the left when accelerating

    By Reid Borger, October 31, 2023
    • 1 reply
    • 1.1k views
    • 
    • asilverblazer
    • November 2, 2023

25. Starter overheat issues

    By dmoesch9, June 22, 2023
    • 8 replies
    • 2.1k views
    • 
    • Reid Borger
    • October 31, 2023

26. 1995 K2500 Shifting issues.

    By Austin Crispin, October 20, 2023
    • 1 reply
    • 1.2k views
    • 
    • newdude
    • October 23, 2023