This workshop service manual covers the Mazda 6, also known by its chassis codes GG/GY, for the production years 2002 through 2008. As a mid-size sedan and wagon introduced as a global car, the Mazda 6 embodies the brand's "Jinba Ittai" philosophy, offering sporty handling and unique styling. It was recognized on Car and Driver's 10Best list in 2003 and 2004, competing against established models like the Toyota Camry and Honda Accord. The vehicle is available with a range of MZR engines, including 2.0L, 2.3L, and 3.0L V6 options, paired with either manual or automatic transmissions, and features such as standard ABS and optional Dynamic Stability Control. This comprehensive English-language manual provides in-depth coverage for owners, mechanics, and technicians. It details scheduled maintenance, fluid specifications, and common issue guidance. Extensive repair procedures are included for all major systems, including engine mechanicals, transmissions, brakes, suspension, steering, electrical systems, HVAC, fuel and exhaust, body and chassis, and safety systems like airbags. Diagnostic information, troubleshooting charts, and detailed wiring diagrams are also provided to assist in identifying and resolving issues, ensuring the longevity and optimal performance of your Mazda 6.