This CD rom includes complete reproductions of 2 original printed paper manuals that Chevrolet mechanics used to service trucks. It includes the 690 page 1968 Series 10 through 60 Chevrolet Truck Chassis Service Manual and the 688 page 1968 Series 10 through 60 Chevrolet Truck Chassis Overhaul Manual. In the service manual The CD includes detailed service procedures for lubrication, frame, 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 and rear axle differential, engine, carburetors, clutch, transmission, steering, and driveline. You can print out only the pages you need, use them and toss them! You can use the information on this CD to restore 1968 Chevrolet Vans, Pickups, and Trucks, including 2- or 4-wheel drive, Suburban, pickup, stepside, fleetside, panel, Van, P-Chassis, Stepvan, forward control, conventional, as well service for 40-60 series medium truck.