Vauxhall Insignia Workshop Repair Manual Vauxhall Insignia Workshop Manual The same Vauxhall Insignia Repair Manual as used by Vauxhall garages. Detailed Description: Vauxhall Insignia Repair Manual i ncludes step-by-step instructions with detailed illustrations, drawings, diagrams and the explanations necessary to carry out Repairs and maintenance of your vehicle. Covers Models: Opel Insignia Workshop and Owners Manual | Free Download Opel Insignia. The Opel Insignia is a large family car produced by German automaker Opel from 2008. This car is known as Buick Regal in China and North America. Since its arrival it has a good impression in the market with more than 400,000 sold within 2011.