This manual covers the BMW 325i and 325is models from the 1987 model year, part of the acclaimed E30 generation. Renowned for their exceptional build quality, driver-focused cockpit, and renowned M20 straight-six engine, these vehicles represent a benchmark in premium compact executive sports sedans and coupes. The E30 platform is celebrated for its balanced handling and rear-wheel-drive dynamics, making the 325i and 325is highly sought-after modern classics.

This comprehensive service and repair manual provides detailed guidance for owners, mechanics, and technicians. It covers all aspects of maintenance, repair, and restoration, including in-depth procedures for the powertrain, transmission, suspension, steering, brakes, electrical systems, body, and climate control. With over 1000 pages of information, this manual includes systematic troubleshooting, repair instructions, torque specifications, and full wiring diagrams, ensuring the longevity and optimal performance of your E30 325i or 325is.