29 August 2019 How To Change the Automatic Gearbox Oil and Flush Written by Mercedes Enthusiasts The car that is receiving the Automatic Gearbox Oil change and Flush is a Mercedes E320 W210 Petrol with the 722.6 automatic transmission. Before you attempt this service, ensure that the engine is hot (a 20 minute road test... Read More Tutorial, W210 E Class, Gearbox, Servicing