TM 9-803 Willys Overland Model MB and Ford Model MB and Ford Model GPW 1/4 Ton 4x4 technical manual is a reprint of the original technical manual published 1944 by the War Department. This manual contains technical information required for the identification, use, and care of the materiel. The manual is divided into two parts. Part One, sections 1 through 7, contains vehicle operating instructions. Part Two, sections 8 through 13, contains vehicle maintenance instructions. Sections: Introduction, Description and tabulated data, Driving controls and operation, Operation under unusual conditions, Preventive maintenance service, Lubrication, Tools and equipment stowage on the vehicle, Record of modifications, Second echelon preventive maintenance, New vehicle run-in test, Organization tools and equipment, Troubleshooting, Engine-description-data-maintenance-adjustment in vehicle, Engine removal &