1981 GMC Light Duty Truck w/ Diesel Engine Owners and Drivers Manual Supplement. Original.
This manual is a supplement to the 1981 Light Duty Truck Owner's Manual and is provided to acquaint you with your diesel engine. It gives operating and maintenance recommendations, as well as important safety information.
Contents:
Starting and Operating
Starting and Indicatior Lights
Starting Your Diesel Engine
Cold Weather Starting
If Engine Fails to Start
Service and Maintenance
Fuel Requirements
Engine Oil and Filter Recommendation
Engine Cleaning
Air Cleaner
Specifications
Service Station Information
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