Mercedes Benz

Technical Service Bulletin # 170410 Date: 101001 Campaign - Check Coolant Hose And Replace If Necessary SI B17 04 10 Cooling Systems October 2010 Technical Service PERFORM THE PROCEDURE OUTLINED IN THIS SERVICE INFORMATION ON ALL AFFECTED VEHICLES THE NEXT TIME THEY ARE IN THE SHOP FOR MAINTENANCE OR REPAIRS OR PRIOR TO DELIVERY. SUBJECT Service Action: Check Coolant Hose and Replace if Necessary MODEL E89, E90, E92 and E93 vehicles produced from 07/23/2010 to 07/30/2010 SITUATION The vent hole of the coolant hose coupling, located on the driver's side of the radiator, may be blocked. This blockage will prevent the cooling circuit from venting properly into the expansion tank. AFFECTED VEHICLES This Service Action involves E89, E90, E92 and E93 vehicles which were produced from 07/23/2010 to 07/30/2010. In order to determine whether a specific vehicle has had this Service Action completed or is affected by this Service Action, first check the B-pillar label for c...