This manual covers the BMW 525i, specifically the Second Generation E28 model produced from 1981 to 1988. Known for embodying BMW's philosophy of being 'The Ultimate Driving Machine,' this executive sedan is characterized by its exceptional driving dynamics, robust build quality, and a focus on performance and driver engagement. The E28's modern classic design, coupled with its luxury sport sedan market positioning, made it a notable competitor against marques like Mercedes-Benz and Audi during its era. Its engineering excellence and reputation for longevity are key selling points, reflecting BMW's heritage in creating durable and engaging vehicles.

This comprehensive workshop service and repair manual provides detailed guidance for owners, mechanics, and technicians. It covers a wide array of systems, including engine mechanicals, fuel and ignition systems, transmissions (manual and automatic), drivetrain, suspension, steering, brakes, and the electrical system. The manual also details body and chassis components, HVAC, and interior elements. With 227 pages of information, it offers in-depth procedures for routine maintenance, troubleshooting, diagnostics, and major component overhauls, ensuring the optimal performance and longevity of your BMW 525i.