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1978 GMC Truck 4500 thru 7500 Gas Except School Bus Owners and Drivers Manual

Price $18.00 $14.40 Details W: 5.5 x H: 8 x D: 0.3125 Weight 0.31 lbs. Page Count 160 Condition Used Original - Good Item Type Factory Manual Inventory Number OM-59620 OEM Number X-7801A In Stock
Flat US shipping rate: $5.95
Flat International shipping rate: $22.00


1978 GMC Truck 4500 thru 7500 Gas Models Except School Bus Owner's and Driver's Manual. Original.

This manual was prepared to acquaint you with the operation and maintenance of your 1978 GMC Truck (DOES NOT include school bus), and to provide important safety information.


Noise Control - Inside Front Cover
Important Information on Vehicle Loading
Operating Information

Driving Controls
Controls and Switches
Radio Controls
Controls and Switches
Driver's Seat
Lap Belts
Heating and Ventilation
Tilting Steering Wheel
Engine Operation
Jump Start
Transmission Operation
Two-Speed Axle Operation
Inter-Axle Differential Lock
Fifth Wheel
Use of Brakes

Service and Maintenance

Guarding Maintenance
New Truck Break-In
Engine Maintenance
Clutch Controls
Cooling System
Fuel System
Electrical System
Brake System
Steering System
Wheels and Tires
Spring and Suspension Check
Jacking Instructions
Vehicle Storage
Towing Procedures
Appearance Care

General Data
Mechanic Certification
Tire Load and Inflation Table
Owner Assistance

Condition: These are often shoved in a glovebox and end up showing a decent amount of wear over the years. It does shows some wear/use.

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