This manual covers the BMW 330xi, specifically the E90 sedan and E91 wagon/touring models produced between 2006 and 2010. Renowned for its sporty handling, refined interior, and advanced engineering, the 330xi features a 3.0L naturally aspirated inline-6 engine (N52B30) producing 255 hp and 220 lb-ft of torque, paired with BMW's xDrive all-wheel-drive system. This generation of the 3 Series was a consistent recipient of prestigious awards, including Car and Driver's 10Best, underscoring its exceptional driving dynamics and overall quality. The vehicle's design and technology, including features like Double VANOS and Valvetronic, contribute to its performance and efficiency.

This comprehensive factory service repair manual provides detailed information essential for the maintenance and repair of your BMW 330xi. It covers all major systems, including the powertrain, chassis, and electrical components, offering step-by-step procedures for scheduled maintenance, diagnostics, and repairs. Within its pages, you will find crucial technical specifications, torque values, fluid requirements, and troubleshooting guides for common issues. This manual is an invaluable resource for owners, mechanics, and technicians seeking to maintain the integrity and optimal performance of their vehicle, ensuring it adheres to BMW's exacting standards.