The BMW 320i, chassis code E30, produced between 1987 and 1991, represents a significant chapter in the compact executive sedan market. Known for its exceptional driving dynamics, robust engineering, and premium appeal, the E30 was a benchmark against its contemporaries. This model, powered by the M20B20 inline-6 engine, offered a refined driving experience that cemented BMW's reputation as a manufacturer of the 'Ultimate Driving Machine'. Its blend of sporty performance and sophisticated design made it a highly sought-after vehicle, lauded for its build quality and enduring reliability.

This comprehensive workshop service and repair manual provides in-depth coverage of all mechanical and electrical systems, bodywork, and interior components of the BMW 320i (E30) models from 1987-1991. It details essential maintenance procedures, troubleshooting guides, diagnostic techniques, and complete repair instructions for every major system, including the engine, transmission, brakes, suspension, and electrical systems. This manual is an indispensable resource for owners, technicians, and mechanics aiming to maintain, service, and repair their vehicle to the highest standards, ensuring its longevity and optimal performance.