This manual covers the BMW 325i, specifically the E30 generation produced from 1987 to 1991. As part of BMW's esteemed 'Ultimate Driving Machine' philosophy, the 325i is recognized for its exceptional handling and performance, powered by a 2.5-liter inline 6-cylinder M20B25 engine. This model, a compact executive sedan and coupe, competed with vehicles like the Mercedes-Benz 190E and Audi 80/90, offering a blend of sportiness and everyday usability. Its engineering quality and driver-focused design have cemented its status as a classic, appealing to enthusiasts and those seeking a reliable, engaging driving experience.

This comprehensive 1500+ page English-language service repair manual provides detailed guidance for the full service, repair, maintenance, rebuilding, refurbishing, and restoration of the BMW 325i. It covers all major systems, including the engine, transmission, brakes, suspension, steering, electrical components, body, and HVAC. With in-depth diagnostic procedures, troubleshooting charts, and specific technical data such as torque specifications and clearances, this manual is an essential resource for owners, mechanics, and technicians. It empowers users to perform everything from routine maintenance, like oil changes and timing belt replacements, to complex overhauls, ensuring the longevity and optimal performance of the vehicle.