This manual covers the 2003 Mitsubishi Eclipse and Eclipse Spyder, vehicles known for their aggressive styling and sporty performance, particularly the turbocharged GT models. As a compact sport coupe and convertible, the Eclipse offered enthusiast drivers a choice between a naturally aspirated 2.4L engine producing 147 horsepower and a potent 2.0L turbocharged engine delivering 205 horsepower, both paired with manual or automatic transmissions. The third generation, produced from 2000 to 2005, featured aerodynamic design and was assembled in Normal, Illinois. This model also offered optional features such as traction control and side-impact airbags, contributing to its appeal in the competitive sport compact segment.

This comprehensive Factory Service Manual (FSM) provides detailed technical information for the 2003 Mitsubishi Eclipse and Eclipse Spyder. It covers all trim levels, engine options (2.4L and 2.0L Turbo), and body styles, extending its applicability to the entire third generation (2000-2005). The manual encompasses in-depth procedures for powertrain, chassis, and electrical systems, including engine mechanicals, transmissions, suspension, steering, braking, and body electricals. It offers extensive diagnostic troubleshooting charts, step-by-step repair instructions, torque specifications, and detailed wiring diagrams, making it an indispensable resource for owners, mechanics, and technicians to maintain, diagnose, and repair the vehicle effectively.