Zerk grease fitting: a port where dirt and fresh grease can push out old clean grease. What dealer, a GM dealer? The bearings and joints are all sealed. On the other hand, their lifetime coolant and gear oil should be changed.
VW TDI forum, Audi, Porsche, and Chevy Cruze Diesel forum
A forum community dedicated to Audi, Volkswagen, Porsche, and all turbo diesel owners and enthusiasts. Come join the discussion about performance, modifications, troubleshooting, TDI, maintenance, and more!