The BMW 528i, chassis code E28, produced from 1981 to 1988, represents a significant era in executive sedan design, embodying BMW's commitment to engineering excellence and driving dynamics. This model is renowned for its balanced chassis, rear-wheel-drive platform, and the smooth, torquey M30 inline-six engine, which delivered approximately 182 horsepower. Its interior quality, characterized by high-quality materials and a driver-focused cockpit, further cemented its position as a luxury, performance-oriented sedan. The 528i was positioned against competitors like the Mercedes-Benz W123/W124 and Audi 5000, consistently praised by automotive press for its refined handling and overall build quality.

This comprehensive Factory Service Repair Manual provides detailed information for the maintenance, diagnosis, and repair of the BMW 528i (E28) with the M30B28 engine. It covers all major systems, including complete engine mechanical and electrical components, fuel and ignition systems, manual and automatic transmissions, drivetrain, suspension, steering, brakes, and the electrical and body systems. The manual includes detailed procedures for maintenance, adjustments, and repairs, along with troubleshooting guides, technical specifications, torque values, and machining tolerances. This resource is essential for owners, mechanics, and technicians seeking to maintain the performance and longevity of their vehicle.