This shop manual covers the proper disassembly, inspection, rework, assembly, and installation of the 766340-0001 turbocharger (including the variable vane system) found on the Opel Astra diesel cars. Written by an industry professional, this book contains full-color photos, diagrams, torque specs, and best practices. Repairing your 766340-0001 turbocharger is easy and cost effective-if you know how!