This comprehensive 1989 Porsche 928 S S4 GT GTS Workshop Manual provides detailed instructions and specifications for repairing and maintaining your vehicle. This manual is specifically designed for the 1989 model year and offers in-depth technical information that is typically used by professional mechanics and technicians. It covers a wide range of topics, including engine, transmission, suspension, brakes, electrical systems, and bodywork. Gain the knowledge and confidence to tackle a variety of repair and maintenance tasks yourself, ensuring you are equipped to address any issues that may arise. This manual is your ultimate resource for restoring your Porsche to its former glory.

The 1989 Porsche 928 S4 GT GTS, a pinnacle of automotive engineering and luxury, represents a unique chapter in the storied history of Porsche. This model, despite not being a traditional 911, stands as a testament to the brand's dedication to innovation, performance, and driver engagement. Designed as a grand tourer, the 928 S4 GT GTS was meant to be a luxurious and comfortable cruiser capable of covering vast distances with ease, while still providing the thrilling driving experience expected from a Porsche. Its captivating design, characterized by sleek lines, a low-slung profile, and distinctive pop-up headlights, set it apart as a standout in the automotive landscape. Under the hood, a powerful 5.0-liter V8 engine, paired with a 5-speed manual transmission, delivered an exhilarating 316 horsepower, propelling the 928 S4 GT GTS to a top speed of 155 mph. The 1989 928 S4 GT GTS exemplified the brand's commitment to driver-centricity. The interior featured a driver-focused layout, with a comfortable cockpit crafted from premium materials and appointed with ergonomic controls. Advanced features like power-adjustable seats, air conditioning, and a premium sound system further enhanced the driving experience. The 928 S4 GT GTS was renowned for its handling prowess, expertly balanced with its powerful engine, offering a combination of comfort and agility not typically found in grand touring cars. This model, in its final years of production, served as a fitting testament to the 928’s legacy, a model that challenged the status quo and pushed boundaries within the automotive world. Its engineering excellence, performance capabilities, and enduring design continue to make it a coveted classic, sought after by enthusiasts and collectors alike.