1990 GMC Sierra Pickup Truck C K 1500 2500 3500 Wiring Diagrams Manual Original

1990 GMC C/K Truck Electrical Diagrams and Diagnosis Manual

Providing Circuit Diagrams and Schematics for the following:

• GMC C1500 Sierra Base, C1500 Sierra SLE, C1500 Sierra SLX
• GMC K1500 Sierra Base, K1500 Sierra SLE, K1500 Sierra SLX
• GMC C2500 Sierra Base, C2500 Sierra SLE, C2500 Sierra SLX and C2500 Sierra Cab & Chassis
• GMC K2500 Sierra Base, K2500 Sierra SLE, K2500 Sierra SLX and K2500 Sierra Cab & Chassis
• GMC C3500 Sierra Base, C3500 Sierra SLE, C3500 Sierra SLX and C3500 Sierra Cab & Chassis
• GMC K3500 Sierra Base, K3500 Sierra SLE, K3500 Sierra SLX and K3500 Sierra Cab & Chassis

Original Publication | Large format 11" x 17" x .4" | Approximately 175 pages | Published by the General Motors Corporation

Electrical Diagnosis & Power Distribution * Harness Routing Views * Circuit Operation * Circuit Diagrams * Connectors * Component Locator Views * Wiring Diagrams

This factory manual is written by GM specifically for the vehicle(s) listed. This ensures you get the job done right the first time. It is very detailed with good diagrams and exploded views. A must for anyone who insists on Genuine OEM quality parts.

Condition

Good condition. Covers show light wear and soiling. All pages are in place and straight. Page surfaces are mostly clean.

Topics Include

• Harness Routing Views
• Basic Electricity
• Electrical Diagnosis
• Circuit Diagrams
• Circuit Wiring
• Connector Diagnosis Procedures
• Connectors
• Component Locater Views
• Component Locater Index