The 2017 Buick Regal is a mid-size sedan designed to offer a refined driving experience, blending European-inspired styling with comfortable appointments. Built on the GM Epsilon II platform, it shares its foundation with other General Motors vehicles, contributing to its balanced ride and handling. Available with either a 2.0L turbocharged inline-four engine producing 259 horsepower or a 3.6L V6 engine delivering 310 horsepower, both featuring direct injection, the Regal provides capable performance for daily commuting and longer journeys. Its interior emphasizes sophistication and comfort, with features like the Buick IntelliLink infotainment system, offering Apple CarPlay and Android Auto compatibility, and an available Bose premium audio system. This model represents a continuation of Buick's legacy of providing near-luxury vehicles with a focus on quietness and a smooth ride. This comprehensive workshop service and repair manual is your essential guide for maintaining and repairing all 2017 Buick Regal models. Covering a vast array of systems, including powertrain, drivetrain, chassis, and body and electrical components, this manual provides detailed procedures for everything from routine maintenance, such as oil changes and filter replacements, to complex repairs like engine overhauls and transmission rebuilds. It includes in-depth troubleshooting guides, diagnostic flowcharts, and essential technical specifications, such as torque values and fluid capacities. The manual is designed to assist owners, mechanics, and technicians in ensuring the longevity and optimal performance of their vehicle, offering clear, step-by-step instructions and diagrams for all service and repair operations.