Home >> Porsche >> 2012 >> Cayenne Base, Automatic Trans >> Repair and Diagnosis >> Brakes >> Mechanical - Hydraulic >> 47 Brakes- Brake Hydraulic System, Regulator, Booster -- 92A Cayenne >> WM 477619 Removing And Installing Vacuum Pump (Cayenne, Cayenne GTS, Cayenne Turbo S, Cayenne S, Cayenne S E-Hybrid, Cayenne Turbo, Cayenne S Diesel, Cayenne (3.0)) >> Preliminary Work