The 1990 Buick Reatta represents a sophisticated personal luxury coupe, engineered to offer a refined driving experience. As a two-seater front-wheel-drive vehicle, it was designed to appeal to a discerning buyer with its stylish aesthetics and a focus on driver-centric comfort. Powered by a 3.8L V6 engine paired with a 4-speed automatic transmission, the Reatta aimed to blend performance with the quiet, comfortable ride characteristic of its heritage. Key features include standard Anti-lock Braking System (ABS) and driver and passenger airbags, underscoring a commitment to safety for its era. This comprehensive factory service and repair manual provides detailed, A-Z coverage for all aspects of the 1990 Buick Reatta. It is meticulously organized to assist owners, mechanics, and technicians in performing scheduled maintenance, intricate diagnostics, and complete repairs. The manual covers all major systems, including the engine, fuel, cooling, ignition, transmission, brakes, steering, suspension, and electrical systems, with extensive wiring diagrams and troubleshooting guides. Its factory-level detail ensures accurate information for maintaining the vehicle's complex engineering and unique features.