1978 Chevy Medium/Heavy Duty Truck Service Manual Supplement

*NOTE: This supplement covers the changes made for the 1978 year trucks and MUST BE used along with the 1977 Chevy Medium Truck Service Manual or 1977 Chevy Heavy Duty Service Manual for complete coverage

Covering 40-60 Medium Duty Trucks - Steel Conventional, Aluminum Conventional, Tilt Cabs, S60 School Bus & P40 Forward Control Chassis | Heavy Duty Trucks 70 thru 80, Bison and Titan 90

Published by the General Motors Corporation

Covering Specifications * Maintenance * Testing and Diagnostics * In Vehicle Repairs * Component Removal * Installation * Schematics

This is the Official Service Manual that the dealers and shops use, written by GM specifically for the vehicle(s) listed. This ensures you get the job done right the first time. It is incredibly comprehensive with detailed diagrams and exploded views. This is the best money can buy and a must for anyone who insists on Genuine OEM quality parts.
11" x 8.5" x .65". Approx. 366 pages.

Condition

*Fair condition. *Covers and pages show some wrinkling from past moisture. All pages are in place and straight. Page surfaces are mostly clean.

Table of Contents

• General Information
• Lubrication
• Frame and Cab
• Steel Conventional Cab
• Aluminum Conventional Cab
• Sheet Metal and Fiberglass
• Steering, Suspension, Wheels and Tires
• Rear Axle and Propeller Shaft
• Hydraulic Brakes
• Air Brakes
• Parking Brakes
• Air Compressor and Governor
• Engine Mechanical
• Engine Cooling System
• Engine Fuel System
• Engine Electrical
• Emission Controls
• Exhaust
• Automatic Transmission
• Manual Transmission
• Clutch
• Cab and Chassis Electrical
• Special Tools
• Index