This manual provides comprehensive service and repair information for the Colt 55 Utility Vehicle/Snowmobile, covering production years 1972 through 1977. The Colt 55 is a testament to early diversification into utility vehicles, offering a robust platform designed for various tasks. Its engineering quality, reliability, and functional design made it a valuable asset for its intended use. This manual is specifically crafted to capture the authentic, manufacturer-written details necessary for maintaining and repairing these vehicles. This Service Repair Workshop Manual is an essential technical resource for owners with basic mechanical skills, independent auto service professionals, and authorized dealer service departments. It covers all major service and repair topics, including detailed procedures for engine service and repair, drivetrain systems, suspension and steering, braking systems, and the electrical system. The manual includes routine maintenance, troubleshooting guides, component overhaul and rebuild instructions, and advanced diagnostic procedures, offering dealer-level service information. Its comprehensive nature ensures users can effectively maintain and repair their Colt 55, maximizing its longevity and performance.