The 1985 BMW 528i, chassis code E28, represents BMW's commitment to the 'Ultimate Driving Machine' ethos, blending performance, comfort, and sophisticated engineering. This executive luxury sedan is powered by a 3.4-liter SOHC inline-six engine, delivering approximately 182 horsepower and 220 lb-ft of torque, managed by a Bosch Motronic fuel injection system. Its design emphasizes driver engagement through rear-wheel drive and a refined independent suspension, offering a balance of sportiness and refinement that placed it among the era's benchmarks, competing with vehicles like the Mercedes-Benz W124 E-Class.

This comprehensive service repair workshop manual provides detailed guidance for the maintenance and repair of the 1985 BMW 528i. It covers all essential systems, including engine mechanical and electrical components, transmission options (manual and automatic), brakes, suspension, steering, and the overall electrical system. The manual includes procedures for scheduled maintenance, engine and transmission overhauls, brake servicing, suspension and steering repairs, electrical diagnostics, and bodywork. It is an invaluable resource for owners, mechanics, and technicians seeking to preserve the performance and reliability of this classic BMW model.