This CD rom includes complete reproductions of 2 original printed paper manuals that Chevrolet mechanics used to repair and service cars. It includes: the 494 page 1955 Chevrolet Passenger Car Shop Manual and the 200 page 1956 Supplement to the 1955 Chevrolet Passenger Car Shop Manual. The CD includes detailed service procedures for lubrication, frame, shock absorbers, front suspension, rear axle, universal joints, rear springs, brakes, engine, fuel system, cooling system, clutch, transmission, fuel and exhaust, steering gear, power steering, wheels, tires, chassis sheet metal, and the electrical system. The 1956 supplement contains service information on the features that were new on the 1956 model. The supplement will refer you back to the 1955 manual on this CD for procedures that did not change. Valuable resource to restore all 1955-1956 Chevrolet Cars, including 150, 210, Del Ray, Bel Air, Nomad, and wagon.