This comprehensive service and repair manual provides an in-depth guide to maintaining and repairing your BMW 5-Series (E34) 525i, covering models from 1988 to 1991. Within its pages, you'll find detailed instructions and illustrations for a wide range of procedures, from routine maintenance tasks such as oil changes and filter replacements to complex repairs involving the engine, transmission, electrical systems, and more. The manual is designed to be user-friendly, with clear explanations, step-by-step instructions, and helpful diagrams to ensure you understand the process and complete the job correctly. Whether you're a seasoned mechanic or a DIY enthusiast, this manual equips you with the knowledge and confidence to tackle any repair or maintenance challenge.

The BMW 5-Series (E34) 525i, produced from 1988 to 1991, represents a significant chapter in the history of the iconic German marque. This mid-size executive sedan, the third generation of the 5-Series, built upon the successes of its predecessors while introducing innovative features and a refined driving experience. Powered by a 2.5-liter naturally aspirated inline-six engine, the 525i delivered a smooth and responsive performance, paired with a six-speed manual or four-speed automatic transmission. The car's underpinnings were engineered for agility and comfort, boasting a double-wishbone front suspension and a multi-link rear suspension, contributing to its renowned handling precision. The E34 525i offered a blend of luxury and practicality. Inside, the cabin was characterized by high-quality materials, well-appointed ergonomics, and generous passenger space. Features like power windows, power steering, and air conditioning were standard, reflecting the car's focus on comfort and convenience. The sedan's elegant styling, characterized by a long hood, a sloping roofline, and a muscular rear end, made it a desirable choice, particularly among discerning drivers who appreciated both performance and aesthetics. The E34 525i cemented its legacy as a true luxury saloon, offering a compelling combination of performance, comfort, and durability that continues to resonate with enthusiasts even today.