The Buick Enclave is a full-size luxury crossover SUV, introduced for the 2008 model year and produced through 2012 within its first generation. Built on the GM Lambda platform, it offers a spacious, three-row interior designed for families and luxury-oriented buyers, emphasizing comfort, quietness, and premium materials. Standard front-wheel drive is complemented by an optional all-wheel-drive system, powered by a 3.6L V6 engine. Known for its substantial dimensions, including a wheelbase of approximately 118.9 inches and generous passenger volume, the Enclave also boasts strong safety credentials, having received high ratings from NHTSA. Its engineering quality and reliability have been recognized, positioning it as a comfortable and capable choice in its segment. This comprehensive workshop service repair manual provides detailed information for the Buick Enclave models covering the years 2008 through 2012. It encompasses all aspects of vehicle maintenance, diagnosis, and repair, covering every system from the engine mechanical and electrical components to the transmission, drivetrain, suspension, steering, brakes, and body systems. The manual includes step-by-step procedures for routine maintenance, troubleshooting guides with diagnostic trouble codes, detailed repair instructions for component removal and installation, and information on special tools. Technical specifications, including torque values and fluid capacities, are also provided, empowering owners and technicians to effectively maintain and repair the vehicle, ensuring its optimal performance and longevity.