Buick Regal | Opel Insignia Repair Manual (2009-2017) Comprehensive workshop manual for Buick Regal and Opel Insignia models from the 2009 to 2017 model years. This manual includes: Maintenance General Repairs: Guidelines for routine servicing. Engine, Transmission, Axles: Detailed repair, rebuild, and troubleshooting instructions. Suspension Steering: Diagnostics and repair procedures for optimal performance. Brakes: System troubleshooting, maintenance, and component replacement. Interior Body Panels: Step-by-step guidance for repairs and adjustments. Electrical Systems: Complete wiring diagrams and diagnostic tips. Advanced Troubleshooting: Solutions for complex mechanical and electrical issues. This complete repair manual is perfect for DIY enthusiasts and professional mechanics, ensuring precise repairs and efficient maintenance for your Buick Regal or Opel Insignia.