This CD rom includes complete reproductions of 5 original printed paper manuals that Chevrolet mechanics used to repair and service cars. It includes the Chevrolet car service manual, overhaul manual, supplement and 2 body manuals. In the service manuals The CD includes detailed service procedures for lubrication, heater and ventilation, frame, front and rear suspension, driveline, brakes, engine, clutch and transmission, fuel tank and exhaust, steering, wheels and tires, radiator and grille, accessories and air conditioning, bumpers and the electrical system. In the overhaul manual The CD includes step-by-step instructions for tearing down and rebuilding air-conditioning compressor, rear axle differential carrier, power brake cylinders, engine, water pump, carburetors, air injection pump, start motor, clutch and transmission and steering. In the Fisher Body Manual The CD includes service procedures for lubrication, front end, doors, rear quarter, rear end, head lining, seats, folding top, fabric roof cover and electrical. With the step-by-step illustrated instructions, specifications, and wiring diagrams on this CD, Valuable resource to restore all 1974-1975 Bel Air, Impala, Caprice Classic, Malibu, Malibu Classic, Laguna, S-3, Chevelle, El Camino, Monte Carlo, S, Camaro, LT, Z 28, Nova, Corvette, and station wagon models.