1988-1999 Chevrolet & GMC C/K GMT400 Platform

5,156 topics in this forum

1. Bizarre drivability issues 1995 K2500 454

   By Intragration, May 27, 2017
   • 6 replies
   • 7.2k views
   • 
   • grampadirt
   • June 5, 2017

2. Rack and pinion or gearbox

   By Mourie Collier, October 6, 2022
   • 6 replies
   • 1.9k views
   • 
   • newdude
   • October 6, 2022

3. 1997 GMC Sierra C1500 Detroit TrueTrac and Regearing?

   By Colton800, November 4, 2013
   • 6 replies
   • 8.8k views
   • 
   • Colton800
   • November 5, 2013

4. '91 GMC c1500 popping noise in dash

   By xll_BR3W_llx, May 12, 2015
   • 6 replies
   • 4.4k views
   • 
   • xll_BR3W_llx
   • June 12, 2015

5. Help Transmission troubles!!!!

   By RWF1970, February 5, 2017
   • 6 replies
   • 1.9k views
   • 
   • Dnt
   • February 5, 2017

6. Tbi removal

   By jheat, January 27, 2024
   • 6 replies
   • 1.3k views
   • 
   • richard wysong
   • January 28, 2024

7. chips for 94?

   By 94sierra16, December 23, 2013
   • 6 replies
   • 1.3k views
   • 
   • hzhardy
   • December 23, 2013

8. Is this a SWB?

   By nick956, July 20, 2015
   • 6 replies
   • 1.5k views
   • 
   • 2018GMC
   • July 22, 2015

9. 97 GMC Sierra brake caliper leak

   By TheMamer420, August 24, 2021
   • 6 replies
   • 1.6k views
   • 
   • Brian Lindsey
   • August 25, 2021

10. 1997 Silverado steering issue

    By bcrooms, February 25, 2019
    • 5 replies
    • 15k views
    • 
    • bcrooms
    • February 28, 2019

11. 1997 Silverado HVAC actuator noise

    By bcrooms, February 20, 2019
    • 5 replies
    • 9k views
    • 
    • bronyaur
    • February 25, 2019

12. Lean Fuel Condition [maybe] triggering O2

    By WhiteRCLB89Chev, May 12, 2018
    • 5 replies
    • 1.5k views
    • 
    • swathdiver
    • May 23, 2018

13. 5 Speed Manual - hard to shift when hot?

    By 93gmc$$, June 26, 2013
    • 5 replies
    • 3.8k views
    • 
    • 93gmc$$
    • July 1, 2013

14. 99 tahoe pulls right?

    By sandrunner, February 14, 2021
    • 5 replies
    • 3.1k views
    • 
    • sandrunner
    • February 18, 2021

15. New to me 1999 GMC C1500 Suburban SLT - which manual to get?

    By Stewart Harrison, December 19, 2016
    • 5 replies
    • 899 views
    • 
    • Swimmer8366
    • December 19, 2016

16. idle on 98 gmc goes up and down

    By jay98gmc, June 10, 2013
    • 5 replies
    • 2k views
    • 
    • Squirrely
    • July 21, 2013

17. Electrical Issues

    By SWDoodle, June 5, 2017
    • 5 replies
    • 15.3k views
    • 
    • plastruck
    • February 13, 2020

18. Pedal goes to floor after full brake change on 98 K1500

    By thewhse, November 15, 2013
    • 5 replies
    • 8.5k views
    • 
    • thewhse
    • November 16, 2013

19. [Solved] 1993 C2500 - How to tell if it's HD or not.

    By Charley2500, July 26, 2015   

    • c2500 rotor brake hd
    • 5 replies
    • 6.6k views
    • 
    • Charley2500
    • August 17, 2015

20. 97 1500 5.7 vortec wont start when engine warm

    By walkingeagle, September 6, 2015   

    • fuel pump
    • vortec
    • (and 7 more)

      Tagged with:

      • fuel pump
      • vortec
      • 5.7
      • cap
      • rotor
      • 97
      • 1500
      • starter
      • start
    • 5 replies
    • 21.4k views
    • 
    • StepsideGMC
    • February 2, 2016

21. Rusted Frame Bed Problems

    By mom2joshcanpark, April 30, 2018
    • 5 replies
    • 3.5k views
    • 
    • Logan Lanfear
    • May 1, 2018

22. 1998 GMC Sierra ABS/ Brake troubles can not figure it out

    By Midgetv2, November 27, 2012   

    • 1998
    • abs
    • (and 1 more)

      Tagged with:

      • 1998
      • abs
      • brakes
    • 5 replies
    • 14.5k views
    • 
    • KMGZ400
    • November 28, 2012

23. 1996 Silverado

    By rottyr, April 5, 2015   

    • parts swap
    • 5 replies
    • 1.9k views
    • 
    • poncho62
    • April 11, 2015

24. 1994 2wd sierra 4.3 ideas

    By 94sierrasteve, April 23, 2012
    • 5 replies
    • 1.2k views
    • 
    • 94sierrasteve
    • April 23, 2012

25. Trying to find a parts diagram for the interior trim of of my 1988 GMC Sierra Reg Cab 4.3L

    By Cuzined50, January 27, 2022
    • 5 replies
    • 3.5k views
    • 
    • richard wysong
    • January 29, 2022