This comprehensive Factory Service Repair Manual for the BMW R1150GS R 1150 GS, model year 2003, provides you with detailed instructions and specifications for maintaining and repairing your motorcycle. This manual, created by BMW, is the same resource that trained technicians use, giving you access to the most accurate and up-to-date information. The manual covers every aspect of the motorcycle, from basic maintenance to complex repairs. It includes: * **General Information:** Get acquainted with the motorcycle's specifications, safety precautions, and overall design. * **Fuel System:** Learn about the fuel injection system, fuel lines, and fuel tank, including troubleshooting and repair techniques. * **Cooling System:** Understand how the cooling system works, including the radiator, fan, and thermostat, and how to address potential issues. * **Engine Top End:** Discover the intricacies of the engine head, valves, and camshafts, and learn how to disassemble, inspect, and reassemble these components. * **Clutch:** Explore the clutch system, its components, and how to adjust and repair it. * **Engine Lubrication System:** Understand the oil system, including the oil pump, filter, and sump, and how to maintain and troubleshoot the system. * **Engine Removal/Installation:** Get step-by-step guidance on safely removing and reinstalling the engine. * **Crankshaft/Transmission:** Dive into the workings of the crankshaft, connecting rods, and transmission, and learn about repair procedures for these crucial components. * **Wheels/Tires:** Learn how to inspect, maintain, and repair wheels, tires, and related components. * **Final Drive:** Explore the final drive system, including the shaft and differential, and how to address common issues. * **Brakes:** Understand the brake system, including the calipers, rotors, and master cylinder, and learn about maintenance and repair procedures. * **Suspension:** Discover the different suspension components, including the forks, shock absorbers, and linkages, and how to adjust and repair them. * **Steering:** Explore the steering system, including the steering head bearings, handlebars, and steering damper, and learn how to maintain and troubleshoot them. * **Frame:** Learn about the frame structure and how to inspect, repair, and maintain it. * **Electrical System:** Dive into the motorcycle's electrical system, including the battery, starter, alternator, and wiring diagrams, and learn how to diagnose and repair issues. * **Appendix:** Find supplementary information, such as specifications, torque values, troubleshooting charts, and more. This manual is the ultimate guide for any serious BMW R1150GS owner who wants to perform their own maintenance and repairs, understand how their motorcycle works, and save money on professional labor costs.

The BMW R1150GS, a motorcycle produced from 1999 to 2004, stands as a testament to BMW's dedication to crafting robust and versatile adventure motorcycles. This model, successor to the highly regarded R1100GS, boasts numerous refinements and improvements that solidify its position as a leader in the adventure touring segment. The R1150GS features a powerful, air-cooled, boxer-twin engine displacing 1130cc, capable of generating a respectable 85 horsepower and 85 Nm of torque. This engine, paired with a robust 5-speed gearbox, provides ample power for both on-road touring and off-road exploration. The motorcycle's sturdy construction, featuring a tubular steel frame and a Telelever front suspension paired with a Paralever rear swingarm, ensures stability and handling excellence on varied terrains. Furthermore, the R1150GS incorporates numerous features designed to enhance rider comfort and safety. Standard equipment includes a large fuel tank with a range exceeding 300 miles, allowing for extended journeys without frequent refueling stops. Adjustable handlebars and windscreen provide ample customization options to suit individual rider preferences and riding conditions. The motorcycle's ergonomics prioritize long-distance comfort, with ample legroom and a well-padded seat. The R1150GS also includes an ABS system as an optional feature, offering improved braking performance and safety, particularly in challenging road conditions. The R1150GS, with its blend of power, robust construction, and feature-rich design, remains a popular choice for adventure-seeking riders seeking a capable and versatile motorcycle capable of conquering diverse landscapes.