This workshop service repair manual covers the Suzuki DT55 outboard motor, manufactured between 1988 and 1997. This robust water-cooled engine, delivering 55 horsepower from its approximately 55 cubic inch displacement, is known for its reliability and versatile performance. It features a water-cooled system, an oil injection lubrication system, and a propeller drive with an optional jet drive. The DT55 offers various starting systems, including hand rewind, overhead, and Bendix types, and supports manual, gas-assisted, or power tilt options along with a power trim system. Control can be managed via a remote control box or a tiller handle, making it suitable for a wide range of boating applications. This comprehensive English-language manual provides detailed guidance for the maintenance, troubleshooting, and repair of your Suzuki DT55 outboard motor. It includes essential information on routine service procedures, seasonal care checklists for winter storage and spring commissioning, and diagnostic procedures for troubleshooting. You will find detailed repair instructions, supported by illustrations and diagrams, to assist in all repair tasks. The manual also covers technical specifications, electrical system understanding with wiring diagrams, and fastener measurements and conversions, ensuring that owners, mechanics, and technicians have the necessary resources to keep the engine in optimal condition.