The BMW 3 Series (E46) represents a significant chapter in the company's legacy of producing engaging and refined compact executive cars. Produced from 1999 through 2005, this generation offered a range of body styles including Sedan, Coupe, Convertible, and Sports Wagon (Touring), alongside the high-performance M3 variants. Renowned for its sporty handling, premium build quality, and driver-centric cockpit, the E46 3 Series embodied BMW's philosophy of "Sheer Driving Pleasure." Its engineering quality and reliability were widely recognized, earning accolades such as Car and Driver's 10Best list multiple times.

This comprehensive repair and service manual provides detailed information essential for maintaining and repairing the BMW 3 Series E46. Its scope covers all major vehicle systems, including engine overhauls for 4-cylinder, 6-cylinder, and diesel variants, as well as manual and automatic transmission service. The manual also details procedures for suspension, brakes, electrical systems, bodywork, climate control, fuel, and exhaust systems. It includes routine maintenance schedules, step-by-step troubleshooting guides, repair instructions for component removal and installation, and diagnostic procedures. This resource is designed to empower owners, mechanics, and technicians with the knowledge needed to keep their E46 performing optimally.