Squarebody (1973–1987) Discussions

Performance, Mods & Tuning Engine upgrades, carb tuning, LS swaps, bolt-ons, drivetrain mods, and performance discussion for 73–87 Squarebodies. Exterior Body panels, trim, rust repair, paint, bumpers, and exterior lighting upgrades for 1973–1987 Squarebody trucks and Blazers/Suburbans. Stereo, Wiring & Electronics Wiring repair, audio installs, gauge upgrades, charging systems, and electrical troubleshooting for Squarebody trucks. Interior Interior repairs and upgrades for 1973–1987 Squarebody Chevy and GMC trucks and SUVs — dash swaps, seat upgrades, HVAC repair, gauges, consoles, and interior lighting. Technical & Maintenance Diagnostics, repairs, maintenance procedures, common failures, torque specs, and factory-service technical discussion for 1973–1987 Squarebody platforms. Suspension, Wheels & Tires Lift kits, lowering setups, steering upgrades, solid axle work, and suspension builds for Squarebody platforms.