This comprehensive workshop service manual provides detailed information for maintaining and repairing your BMW 3 Series built between 1984 and 1990. It covers a wide range of topics, including engine repair, transmission and drivetrain maintenance, electrical system troubleshooting, bodywork and paint, suspension and steering adjustments, brake system diagnostics, and more. The manual is designed for both professional mechanics and experienced DIYers, offering detailed instructions, illustrations, and diagrams to guide you through every step of the repair process. Whether you're tackling a routine oil change or a complex engine rebuild, this manual will equip you with the knowledge and tools you need to keep your BMW 3 Series running smoothly.

The BMW 3 Series (E30), produced from 1982 to 1994, marked a pivotal point in the automaker's history, establishing the model line as a cornerstone of the brand's success. The 1984-1990 generation, often considered the "golden age" of the E30, saw the introduction of iconic variants like the M3 and the legendary 325i, defining the performance and handling benchmarks of its time. The E30's design, penned by the renowned Giorgetto Giugiaro, featured clean, elegant lines that embodied the essence of German engineering. Its compact dimensions and rear-wheel drive layout delivered a rewarding driving experience, striking a balance between athleticism and practicality. The model was offered with a diverse range of engines, from the frugal four-cylinder units to the powerful six-cylinder powerhouses, allowing for a wide spectrum of driving styles and preferences. The 1984-1990 3 Series was not only a technological marvel but also a cultural icon. Its popularity soared across the globe, becoming a favorite among enthusiasts, professionals, and families alike. The E30's enduring legacy stems from its exceptional handling, robust construction, and timeless design. Its influence extends beyond its own era, inspiring subsequent generations of BMWs and shaping the expectations of what a premium compact sedan should be. While the original models are now considered classic cars, their impact remains evident in the modern 3 Series, which continues to embody the spirit of innovation, performance, and refined driving experience epitomized by the E30.