This comprehensive service repair workshop manual covers the Porsche 928 S, S4, GT, and GTS models produced between 1978 and 1994. Engineered for performance and durability, the Porsche 928 series represents a significant achievement in automotive design, offering a blend of luxury, speed, and advanced technology for discerning drivers. Its robust construction and innovative features have established it as a benchmark in the grand touring segment.

This manual provides essential information for the maintenance, repair, and servicing of your Porsche 928. It details a wide range of procedures, from routine checks and fluid changes to complex diagnostic and repair tasks. By following the guidelines and technical specifications within this manual, owners and technicians can ensure the optimal performance, reliability, and longevity of their vehicle, addressing potential issues effectively and maintaining its exceptional driving experience.