Original 1979-82 GMC & Chevrolet Truck Dealer Parts Catalog. This large Parts Book covers the Light Duty Series 10-35 C, K, G, P Models. It is in an original GMC Parts Binder. This is what the Dealer used to order Factory Replacement Parts to Repair your Pickup or Van. It has Part Numbers, Group Numbers, Description, Quantity, Application and Illustrations. It is in very good condition with minor wear and soiling [see photos]. Very rare and informative piece that will be a valuable tool for the GMC or Chevy Truck Owner or Collector.