The 2003 Mazda 6, chassis code GG/GY, is a mid-size sedan noted for its European-inspired styling and a driving experience that embodies Mazda's "Zoom-Zoom" philosophy, emphasizing dynamic handling and responsiveness. Available also as a wagon, this model was designed to be a competitive offering in its segment, featuring multi-link front and independent rear suspension systems for superior road manners. Engine options included the 2.0L LF-DE and the more powerful 2.3L FS-DE, both inline 4-cylinder units, paired with either a 5-speed manual or a 4-speed automatic transmission. Safety was a consideration, with standard Anti-lock Braking System (ABS) and Electronic Brakeforce Distribution (EBD), alongside front airbags and optional side airbags, contributing to good safety ratings.

This comprehensive Factory Service Manual (FSM) provides detailed information for the maintenance, diagnosis, and repair of the 2003 Mazda 6. It covers all major systems, including the engine, transmission, brakes, suspension, electrical system, and body and chassis. The manual includes routine maintenance procedures, step-by-step repair instructions, diagnostic flowcharts, troubleshooting guides, and essential technical specifications, such as torque values and fluid requirements. Designed for professional technicians and advanced DIYers, this over 1000-page manual in English offers in-depth coverage to ensure the optimal performance and longevity of your vehicle.