This 1969 - 1970 GMC Truck Service Manual Series 1500 thru 3500 is a high-quality, licensed PRINT reproduction of the service manual authored by General Motors Corporation and published by Detroit Iron. This OEM factory manual is 8.5 x 11 inches, paperback bound, shrink-wrapped and contains 596 pages of comprehensive mechanical instructions with detailed diagrams, photos and specifications for the mechanical components of your vehicle such as the engine, transmission, suspension, brakes, fuel, exhaust, steering, electrical and drive line. Service / repair manuals were originally written by the automotive manufacturer to be used by their dealership mechanics. The following 1969-1970 GMC models are covered: C15/C1500 Pickup, C15/C1500 Suburban, C25/C2500 Pickup, C25/C2500 Suburban, C35/C3500 Pickup, K15/K1500 Pickup, K15/K1500 Suburban, K25/K2500 Pickup, K25/K2500 Suburban, K35/K3500 Pickup, G15/G1500 Van, G25/G2500 Van, P15/P1500 Van, P25/P2500 Van, P35/P3500 Van, Jimmy, G35/G3500 Van. This factory written Detroit Iron shop manual is perfect for the restorer or anyone working on one of these vehicles.