1985 GMC Medium Duty Service Manual Supplement

*NOTE: This supplemental manual only covers differences between the 1984 and 1985 models and must be used along side the 1984 GMC Medium Truck Service Manual for Complete Coverage | General Motors Corporation

All 1985 GMC Medium Duty Trucks Including C5000 C5D042, C6000 C6D042, C7000 C7D042 C7D064 & C6000 B6P042 Bus Chassis | Except Steel Tilt Cab | Also Covers Chevy C50, C60, C70, B60, P40 & P60

Covering Specifications * Maintenance * Diagnostics and Testing * In Vehicle Repairs * Component Removal * Disassembly * Reassembly * Installation * Schematics * Wiring Diagrams

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. It is the best money can buy and a must for anyone who insists on Genuine OEM quality parts.
11" x 8.5" x .4". Approx. 300 pages.

Condition

Very good condition. Covers show very little wear. All pages are in place and straight. Page surfaces are clean.

Table of Contents

• General Information
• Maintenance and Lubrication
• Heating and Air Conditioning
• Frame and Cab
• Steering/Suspension/Wheels and Tires
• Rear Axle and Propeller Shaft
• Brakes
• Engine Mechanical
• Gasoline Engine
• In-Line 6 Engine
• V8 Engine
• Diesel Engine
• Deutz Engine
• Cooling System
• Fuel System
• Carburetors
• Diesel Fuel Injection
• Engine Electrical
• Emission Controls
• Exhaust
• Automatic Transmission
• Manual Transmission
• Clutch
• Body and Chassis Electrical
• Lighting Systems
• Instruments and Gages
• Engine Alarm and Shutdown Systems
• Metric and Fastener Information