This CD rom includes complete reproductions of 2 original printed paper manuals that Chevrolet mechanics used to service trucks. It includes the 1025 page Light Duty Truck Service Manual 1979 Chevrolet and the 410 page Passenger Cars and Light Duty Trucks Unit Repair Manual (Overhaul) 1979 Chevrolet. In the service manual The CD includes detailed service procedures for lubrication, frame, shock absorbers, front suspension, rear axle and suspension, brakes, engine, transmission, fuel, exhaust, wheels, tires, chassis-sheet metal, electrical system, heater and air-conditioning. In the overhaul manual The CD includes step-by-step instructions for tearing down and rebuilding air-conditioner compressor, front axle differential, rear axle differential carrier, engine, carburetors, clutch, transmission, and steering. With the step-by-step illustrated instructions, specifications, and diagrams on this CD, Valuable resource to restore all 1979 Chevy pickup, stake, van, Blazer, Suburban, step van. forward control P-chassis, half ton, 3 quarter ton, 1 ton, 2 wheel drive and 4wheel drive. Covers model numbers C10, C20, C30, K5, K10, K20, K30, G10, G20, G30, P10, P20, and P30. Covers Chevy motorhome chassis covers the mechanical part made by Chevrolet only but does not cover motorhome bodies.