This comprehensive workshop service repair manual covers the Mitsubishi Eclipse, First Generation (1G), with production years spanning 1990 through 1998. The Eclipse is a compact sport coupe and hatchback renowned for its shared platform with the Mitsubishi Galant and Dodge/Plymouth Colt, and is particularly recognized for its turbocharged performance variants like the GS-T and GST. Available in both Front-Wheel Drive (FWD) and All-Wheel Drive (AWD) configurations, this model has been celebrated for its dynamic handling and sporty design, earning a place on Car and Driver's Ten Best list multiple times. This manual addresses all trim levels, including GS, GS-T, GST, RS, SP, and GT, providing detailed information for global markets, with a primary focus on North America and Japan.

This manual serves as an indispensable resource for owners, mechanics, and technicians, offering over 1500 pages of detailed guidance. It encompasses a wide range of essential maintenance procedures, from routine oil changes and fluid checks to critical component replacements like timing belts and spark plugs. The scope includes in-depth coverage of all major vehicle systems, including powertrain, transmission and drivetrain, suspension and steering, brakes, electrical and electronics, HVAC, and body/chassis. Furthermore, it provides thorough diagnostics and troubleshooting for common issues, repair and rebuild procedures for engines and transmissions, and essential technical specifications such as torque values and clearances. The manual is presented in English and is fully searchable and printable for ease of use.