1979 GMC Medium and Heavy Duty Truck Service Manual Supplement

Clean copy of Factory Softcover Manual with minor shelf wear.

This manual contains maintenance and light repair information on Medium and Heavy Duty Truck models. This is a supplement to the 1977 Medium and Heavy Duty Truck service manual.

Information Sections Include:

• General Information

• Heating and Air Conditioning

• Frame and Cab

• Steering, Suspension, Wheels and Tires

• Rear Axle and Propeller Shaft

• Brakes

• Engine

• Transmission & Clutch

• Cab abd Chassis Electrical

• Metric Information

• Special Tools

• Index