1990 Chevrolet & GMC Light Duty S/T Trucks: S-10, S-15, Sonoma, S-10 Blazer & S-15 Jimmy Factory Wiring Diagrams Manual

Used copy of Factory Softcover Manual. May have some shelf wear and cover stains.

This manual contains wiring diagrams and electrical diagnosis for Chevy & GMC S/T trucks.

Typical Contents:

• Introduction

• Power Distribution

• Auxiliary Battery

• Headlamps and Parking Lamps

• Fog Lamps

• Front Exterior Lamps

• Horns

• Start

• Ignition

• Fuel Controls - Gasoline

• Glow Plugs

• Diesel Engine Fuel Controls

• Auxiliary Cooling Fan

• Electronic Control Module (ECM) Gasoline

• Electronic Control Module (ECM)-Diesel

• Auto Transmission Kick down Solenoid

• Heater

• Air Conditioning

• Brake Systems

• Instrument Panel Lamps

• Safety Belt Warning Buzzer

• Four Wheel Drive Indicator

• Interior Lamps and Key-In Buzzer

• Radio

• Windshield Wipers and Washers

• Power Windows

• Power Door Locks

• Cruise Control

• Rear Exterior Lamps

• Component Locator Views

• Index