This comprehensive workshop service repair manual for the BMW 3 Series (E46) M3 Sedan, covering model years 1999-2005, is designed to empower both professional technicians and dedicated DIY mechanics. It provides detailed instructions and diagrams for a wide range of repair and maintenance procedures, ensuring you have the knowledge to address any challenges your vehicle may present.

The manual is meticulously structured to guide you through the intricacies of your BMW 3 Series (E46) M3 Sedan, covering everything from basic maintenance like oil changes and filter replacements to complex repairs involving engine components, transmission, suspension, and electrical systems. Step-by-step instructions, accompanied by clear illustrations, make understanding and executing tasks effortless.

This manual is your ultimate resource for maintaining the optimal performance of your BMW 3 Series (E46) M3 Sedan. It equips you with the knowledge and confidence to tackle any repair or maintenance task, saving you time and money in the long run.

The BMW 3 Series (E46) M3 Sedan, produced from 1999 to 2005, is a high-performance sports sedan that embodies the essence of BMW's motorsport heritage. This generation of the M3 marked a significant departure from its predecessors, featuring a newly developed naturally aspirated 3.2-liter S54 inline-six engine generating a potent 338 horsepower, making it one of the most powerful production sedans of its time. The engine roared to life with a distinctive, high-pitched growl, thanks to individual throttle bodies and a high-revving nature, reaching a redline of 8,000 rpm. The S54 was mated to a six-speed manual transmission or a six-speed SMG (Sequential Manual Gearbox) for those craving a more performance-focused driving experience.

The E46 M3's chassis was meticulously engineered for both on-road handling and track prowess. It featured a double-wishbone front suspension and a multi-link rear suspension, coupled with a limited-slip differential to enhance traction and cornering stability. The car's agility and precision were further enhanced by a wider track, larger brakes, and a carefully tuned steering system. The E46 M3's lightweight design, with extensive use of aluminum and high-strength steel, contributed to its exceptional performance. This combination of power, handling, and responsiveness made the E46 M3 a true driver's car, earning accolades from automotive journalists worldwide for its intoxicating blend of everyday usability and thrilling performance.