1. This site uses cookies. By continuing to use this site, you are agreeing to our use of cookies. Learn More.

GM Square Body - 1973 - 1987 GM Truck Forum

  1. Gm Square Body

    1. Site News

      Here you will find updates to GmSquareBody.com.
      31
      Threads
      1,517
      Posts
      Latest: *NEW* Become a GMSB Supporting Member Shaggy, Jun 14, 2021 at 12:58 AM

    2. Introduction

      Are you new? Post a little about yourself here.
      2,763
      Threads
      37,397
      Posts
      Latest: C10 "Q" Truck from AZ hoagster, Jun 18, 2021 at 3:32 PM

  2. Preferred Vendors

    1. Auto Accessories Garage

      Want to get the full potential out of your GMC C/K? At Auto Accessories Garage we have all the top name brand accessories at rock bottom prices. Click or call 800.663.1570 to learn more! www.autoaccessoriesgarage.com
      18
      Threads
      30
      Posts
      Latest: Last Minute Shoppers! We’ve Got You Covered with our Gift Promise AAG1, Dec 20, 2019

    2. CARiD.com

      Need to customize or repair your Chevy or GMC truck? Check out our selection of parts and accessories at CARiD.com, or give us a call at 800.505.3274 for professional advice. www.carid.com
      62
      Threads
      157
      Posts
      Latest: Installation of LED side markers My78truck, Jun 18, 2021 at 1:58 AM

    3. Classic Parts of America

      Selling quality parts for your 1947-98 Chevrolet or GMC pickup, 1967-69 Camaro, 1968-72 Nova and 1968-72 Chevelle. Call 1-800-741-1678 or go online now at www.classicparts.com
      4
      Threads
      28
      Posts
      Latest: 79 250 integrated head exhaust manifold crack Michael Benardo, Nov 14, 2020

    4. Classic Truck Consoles

      2
      Threads
      16
      Posts
      Latest: Please Welcome Classic Truck Consoles to GMSb! Rusty Nail, Aug 3, 2020

    5. Gate Keeper Products

      www.GateKeeper-Products.com -GM Squarebody Decals
      3
      Threads
      50
      Posts
      Latest: GM Square Body Forum Decals Craig A, May 18, 2021

    6. RockAuto

      149
      Threads
      473
      Posts
      Latest: Father's Day Gift Ideas RockAuto, Jun 9, 2021

  3. '73 - '87 GM Truck Modifications

    1. The SquareBody Reference Library

      Part #s, RPO Codes, TSB's, Cast #'s, etc
      Sub-Forums: 1

      The SquareBody Reference Library

      Sub-Forums

      1. Owners Manuals

      159
      Threads
      4,508
      Posts
      Latest: 1973-1991 Wiring Manuals Corvette Ed, Jun 11, 2021

    2. Tech Discussion

      Discussion on anything technical or mechanical that doesn't fit in other tech categories.
      3,392
      Threads
      47,648
      Posts
      Latest: A/C System Leaks Doppleganger, Jun 19, 2021 at 12:04 PM

    3. Suspension, Steering & Brakes

      Brake Repair, Disc Brake Conversions, Suspension Replacement, Steering & Alignment
      Sub-Forums: 3

      Suspension, Steering & Brakes

      Sub-Forums

      1. Lifted & Off-Road Systems

      2. Brakes

      3. Lowered & Street Systems

      2,580
      Threads
      30,917
      Posts
      Latest: leaking power steering return hose PrairieDrifter, Jun 18, 2021 at 11:50 PM

    4. Electrical & Audio

      Electrical Accessories & Stereo Equipment.
      Sub-Forums: 3

      Electrical & Audio

      Sub-Forums

      1. Stereo & Entertainment Systems

      2. Gauge, Speedo & Instrumentation

      3. Retro-Fit & Aftermarket Accessories

      2,408
      Threads
      24,492
      Posts
      Latest: Gauge/idle Fuse Mitchell Scheer, Jun 19, 2021 at 10:47 AM

    5. Interior

      Trim, Seats, Consoles, Door Panels, etc.
      Sub-Forums: 2

      Interior

      Sub-Forums

      1. Heat & AC

      2. Seats

      1,571
      Threads
      18,107
      Posts
      Latest: Size bolt/screw for vent windows to attach to door Camar068, Jun 19, 2021 at 12:17 AM

    6. Exterior

      Tires, Wheels, Paint, Mirrors, Badges, etc.
      Sub-Forums: 4

      Exterior

      Sub-Forums

      1. Wheels and Tires

      2. Paint and Body

      3. Aftermarket Accessories

      4. Glass & Mirrors

      2,929
      Threads
      34,796
      Posts
      Latest: STEP BUMPER ON BLAZER Jawzjeep, Jun 19, 2021 at 11:00 AM

    7. Engine & Performance

      Engines, Engine mods, Chips, Filters, etc.
      Sub-Forums: 4

      Engine & Performance

      Sub-Forums

      1. Engine Swaps (Gas) LS, Vortec, LT1 , etc.

      2. TBI & EFI Conversions

      3. Diesel 6.2, Conversions Cummins, etc.

      4. Carb Fuel Systems

      4,783
      Threads
      74,366
      Posts
      Latest: Siphoning tanks 75gmck25, Jun 19, 2021 at 7:24 AM

    8. Transmission & Transfer Case

      Shift Kits, Conversions, Adapters, Twin Stick, etc
      Sub-Forums: 3

      Transmission & Transfer Case

      Sub-Forums

      1. Automatic Transmission

      2. Transfer Case

      3. Manual Transmission & Clutch

      1,978
      Threads
      24,256
      Posts
      Latest: some warmth from below, normal? Mojave_Muse, Jun 19, 2021 at 11:56 AM

    9. Differential & Driveline

      Front and Rear Axles, Lockers, Limited Slip, Yokes, etc
      Sub-Forums: 1

      Differential & Driveline

      Sub-Forums

      1. Front Diff & Hubs

      1,105
      Threads
      13,211
      Posts
      Latest: Front Lockouts Rebuild Curt, Jun 19, 2021 at 5:21 AM

  4. General Discussion

    1. Off-Roading

      Discuss Off-Roading in your squarebody here.
      137
      Threads
      2,132
      Posts
      Latest: Off-road bumper ?? GEB, Jun 7, 2021

    2. Garage

      Discuss tools, shop safety, shop projects and Auto Detailing.
      543
      Threads
      25,973
      Posts
      Latest: What have you done to your square lately?? Powerhouse Ranch, Jun 18, 2021 at 11:46 PM

    3. Other Vehicles

      Discuss makes and models other then the GM Square Bodies here.
      789
      Threads
      26,336
      Posts
      Latest: GMC Savana Family Hauler bucket, Jun 19, 2021 at 12:26 AM

    4. Events

      If you know of an events or auto shows that are taking place near you, post them in here.
      118
      Threads
      1,166
      Posts
      Latest: Square body meet Richmond Indiana TubeTruck, Jun 19, 2021 at 10:34 AM

  5. Photo Gallery

    1. Member Photos

      Post up pics of your ride here.
      707
      Threads
      37,572
      Posts
      Latest: I spy a Square Body.... HOTFOOT, Jun 19, 2021 at 9:19 AM

    2. Member Videos

      If you have some videos of you burning out, recorded some events, or just wanted to show off your exhaust sounds, post them up here.
      181
      Threads
      1,603
      Posts
      Latest: Squarebody to the rescue! Corvette Ed, May 7, 2021

    3. Under Construction

      Post up your build threads here.
      Sub-Forums: 7

      Under Construction

      Sub-Forums

      1. 2wd Pick-Ups C10 C1500 R10 R1500

      2. 2wd Pick-Ups C/R 20 2500 C/R 30 3500

      3. 2wd Suburban, Blazer and Jimmy

      4. 4wd Pick-Ups K10 K1500 V10 V1500

      5. 4wd Pick-Ups K/V 20 2500 K/V 30 3500

      6. 4wd Suburban, Blazer and Jimmy

      7. G Series GM 3rd Gen 71-95 Vans, Pathfinder

      930
      Threads
      66,478
      Posts
      Latest: 1980 K-30 3+3. sirweesarunch, Jun 19, 2021 at 10:01 AM

    4. Photoshop

      Show off your photoshop skills and post signature requests.
      36
      Threads
      504
      Posts
      Latest: In need of some pictures magic Taylorb27, Jan 29, 2021

  6. GMSB Classifieds Forum

    1. For Sale

      Have something to sell? This is the place to do so.
      976
      Threads
      9,619
      Posts
      Latest: Chevy 6.0 with 4l80e louu, Jun 19, 2021 at 1:05 AM

    2. Wanted

      Needing something the is not being sold in the for sale section? Post it up in here.
      691
      Threads
      5,665
      Posts
      Latest: Third row shoulder belts for suburban Itali83, Jun 19, 2021 at 11:34 AM

    3. eBay & Craiglist Listings

      Are you selling something truck related on eBay or craigslist or if you see a great deal and want to share it, post it up here.
      290
      Threads
      24,073
      Posts
      Latest: Found on eBay Listings Allan Abley, Jun 14, 2021 at 8:13 AM