Check the listing for details. 1973 - 1978 GMC Motorhome Parts Book. Condition: New. Listed at 77.20 USD. This 1973 - 1978 GMC Motorhome Parts Catalog / Book licensed Detroit Iron reprint provides the most comprehensive parts assembly and part number information in paper format available on the market. This new print manual is reproduced using the highest quality scanner and digital printer available - shrink-wrapped and ready to be shipped to your location. This OEM Parts Catalog reproduction provides detailed repair and service procedures for all vehicle subsystems. The 1973 - 1978 GMC Motorhome Parts Manual is a high quality reproduction of the exact manual originally published by the Auto manufacturer to be used by their dealer mechanics and parts personal. Each manual contains detailed parts illustrations and part number descriptions for all major subsystem components such as: Front Axle, Brakes, Cooling, Electrical, Engine, Frame, Fuel, Air Suspension, Steering, Transmission, Wheels-Hubs, Tools, Body, Heat / Air Conditioning, and Furnishings. NOTE: Specifications at the end of each chapter/group. MANUAL SPECIFICATIONS: OEM Part Number: 78Z Binding: Paperback - 8.5 x 11 inches Pages: 554 - with illustrations in black & white Publisher: General Motors Company / Reproduced Under License By Detroit Iron Paper: 50# Paper Acid & Chroline Free, FSC (Forest Stewardship Council) Certified, Rainforest Alliance Certified Powered by SixBit's eCommerce Solution