The BMW M3 (E46), produced from 1999 to 2006, stands as a celebrated icon of performance engineering. As a homologation special derived from BMW's GT racing efforts, it embodies a unique blend of motorsport technology and road-going refinement. Key features include its high-revving S54 inline-six engine, advanced chassis dynamics, and the availability of the innovative SMG transmission. This generation of the M3 was designed to compete with elite sports sedans and coupes of its time, offering exceptional driving engagement and a distinctive, aggressive aesthetic that continues to captivate automotive enthusiasts.

This comprehensive service and repair workshop manual provides essential information for the maintenance and repair of the BMW M3 (E46) models from 1999 through 2005. It covers all major systems, including the S54 engine, manual and SMG transmissions, brakes, steering, suspension, and electrical systems. Detailed procedures for routine maintenance, component replacement, and troubleshooting are included, along with technical specifications and wiring diagrams. This manual is an indispensable resource for owners and technicians seeking to preserve the performance and integrity of this high-performance vehicle.