The 1988 Buick Reatta is a premium personal luxury coupe designed to compete with imported luxury vehicles, featuring European-inspired styling, a driver-focused cockpit, and the unique option of a retractable hardtop. This model offered advanced features for its era, aiming to capture a younger, more affluent market segment. Powered by a 3.8-liter V6 engine producing 165 horsepower and 210 lb-ft of torque, paired with a 4-speed automatic transmission, the Reatta emphasized comfort and refinement. It was produced in Lansing, Michigan, and was recognized by Car and Driver as one of its Ten Best for 1988, highlighting its notable engineering and design. This comprehensive workshop service and repair manual provides detailed information for all models, engines, trim levels, and transmission types of the 1988 Buick Reatta. It covers essential maintenance procedures, including oil changes, fluid checks, and filter replacements, along with in-depth diagnostic troubleshooting and component replacement instructions for all major systems. The manual also includes complete engine overhaul procedures, automatic transmission repair guidance, electrical system diagnostics with wiring diagrams, and body repair techniques. This resource is designed to assist owners, mechanics, and technicians in maintaining and repairing the vehicle effectively, ensuring its longevity and optimal performance.