1973-1987 Chevrolet & GMC Square Body / Rounded Line Pickups

382 topics in this forum

1. Vapor lock?

   By JoeD. M., December 30, 2019
   • 2 replies
   • 2.3k views
   • 
   • Mikebtte
   • December 31, 2019

2. 1981 Chev Step Van

   By jordan.haskin, June 29, 2016
   • 2 replies
   • 2.4k views
   • 
   • j-ten-ner
   • June 29, 2016

3. Oshawa Truck Assembly Pics From the 70s

   By revrnd, November 13, 2017
   • 2 replies
   • 1.6k views
   • 
   • revrnd
   • November 14, 2017

4. bucket seats

   By aapluna, January 31, 2014
   • 2 replies
   • 3.2k views
   • 
   • aapluna
   • February 2, 2014

5. 1978 Silverado, K30 Dually, 4x4, Crew Cab (3+3), Long bed.

   By GHV, October 19, 2022
   • 2 replies
   • 3.3k views
   • 
   • GHV
   • October 20, 2022

6. 1986 Chevy G10 Van Vacuum Hose Diagram

   By 1986ChevyG10, February 12, 2016
   • 2 replies
   • 10k views
   • 
   • riverbanks
   • July 9, 2019

7. 1985 K10 vent window weatherstripping.

   By vietnamvet, August 4, 2016
   • 2 replies
   • 1.4k views
   • 
   • grampadirt
   • August 11, 2016

8. 83 1/2 ton rust problems/build

   By William Nelson, November 28, 2019   

   • 1983
   • GMC
   • (and 6 more)

     Tagged with:

     • 1983
     • GMC
     • 1/2
     • Ton
     • Pickup
     • Rust
     • Repair
     • Build
   • 2 replies
   • 2.2k views
   • 
   • davester
   • January 18, 2020

9. 1987 gmc sierra s-15 clutch issue

   By lariosified, August 4, 2016
   • 2 replies
   • 1.2k views
   • 
   • jordan.haskin
   • August 5, 2016

10. Does anyone know which truck this grille is from?

    By truetruegjh, August 7, 2023
    • 2 replies
    • 1.9k views
    • 
    • Bad Bowtie2
    • July 25, 2024

11. Help with Duel fuel tanks

    By RBell23, October 7, 2017
    • 2 replies
    • 1.6k views
    • 
    • SouthernSilveradoGuy85
    • October 7, 2017

12. Stripped screw on door trim panel

    By GP_wit_me, May 21, 2018
    • 2 replies
    • 1.9k views
    • 
    • GP_wit_me
    • May 22, 2018

13. Emission Difficulties - 78 GMC K-15 with Aux Tank

    By Akameriadoc, January 5, 2016
    • 2 replies
    • 1.3k views
    • 
    • txab
    • January 21, 2016

14. 76 C10 Stepside

    By Eddie 70, November 17, 2019
    • 2 replies
    • 1.4k views
    • 
    • Eddie 70
    • November 17, 2019

15. Curb weights for 1973-1987 GMC trucks?

    By Caleb1534, July 31, 2018
    • 2 replies
    • 67.8k views
    • 
    • swathdiver
    • August 8, 2018

16. Tail lights stop working when I put my headlights on

    By Jon Rush, October 17, 2019   

    • 1979
    • Ground locations
    • (and 1 more)

      Tagged with:

      • 1979
      • Ground locations
      • Wiring issue
    • 2 replies
    • 4.9k views
    • 
    • Jon Rush
    • October 18, 2019

17. 1983 6.2L diesel starter

    By ChristopherDeane, July 22, 2014   

    • starter
    • 6.2l diesel
    • (and 3 more)

      Tagged with:

      • starter
      • 6.2l diesel
      • 6.2l diesel starter
      • 27mt
      • 28mt
    • 2 replies
    • 2.1k views
    • 
    • lodihoseman
    • August 10, 2014

18. Fuel line routing

    By NMK10, December 13, 2014
    • 2 replies
    • 7.6k views
    • 
    • NMK10
    • December 14, 2014

19. 1979 Royal Sierra Questions

    By Crazyone, November 21, 2023
    • 2 replies
    • 3.3k views
    • 
    • fatblazer1973
    • December 16, 2024

20. 1986 chevy c10

    By Seth Putnam, May 13, 2021
    • 2 replies
    • 1.7k views
    • 
    • Seth Putnam
    • May 13, 2021

21. A few cold start videos

    By Logan Lanfear, November 2, 2017
    • 2 replies
    • 1k views
    • 
    • Logan Lanfear
    • November 3, 2017

22. 1979 GMC Royal Sierra Fender Emblems

    By ctyner89, May 22, 2018
    • 2 replies
    • 3.9k views
    • 
    • ctyner89
    • May 22, 2018

23. fuel tank shields

    By Steve Racette, November 26, 2017
    • 1 reply
    • 1.2k views
    • 
    • Logan Lanfear
    • November 27, 2017

24. Need front driveshaft bolts

    By Mark Dumka, January 23, 2020
    • 1 reply
    • 1.7k views
    • 
    • newdude
    • January 23, 2020

25. 1979 k20 fleetside Cheyenne fuel sending unit

    By Jon Rush, October 18, 2019   

    • fuel sending unit
    • Fuel gauge
    • (and 2 more)

      Tagged with:

      • fuel sending unit
      • Fuel gauge
      • Wrong reading
      • Truck box removal?
    • 1 reply
    • 2.3k views
    • 
    • muddkatt
    • October 18, 2019