1986 Chevrolet / GMC Medium / Heavy Duty Truck Wiring Diagram Booklet

This shop manual includes all of the Chevrolet/GMC Models as follows:

• Forward Control Chassis
  • P4T w / In-Line 6 Gasoline Engine
  • P6T w / Gasoline Engine, Diesel Engine
  • P6T - Motor home
• Medium Duty Conventional Cab Models
  • C5, C6, C7 w / Gasoline Engine
  • C6, C7 w / Diesel Engine
• Bus Chassis Model
  • B6P042 w / Gasoline Engine, Diesel Engine
• Brigadier
• Astro
• General

Included Subjects:

• Wiring Diagrams Description
• Basic Electric
  • Circuits
  • Wire Size Conversion Table
  • Circuit Malfunctions
  • Circuit Diagnosis
  • Diagnosis Tools
  • Circuit Maintenance & Repair

Text, usually accompanied by diagrams or illustrations, explains how to diagnose, disassemble, repair and reassemble the various components and frequently gives troubleshooting information.