This manual is a reprint of the manual used on the assembly line at General Motors and is a great help when restoring your vehicle. Each manual contains detailed assembly drawings, original part numbers, wiring diagrams, torque specifications and more. Manuals measure This manual contains exploded illustrations and diagrams that show how the vehicle is assembled. This is a great resource for anyone who is restoring or just working on a classic GM vehicle and also helps in identifying the proper parts for the vehicle. GM authorized reprint.