MG 4 – Heater Removal May 21, 2009 In this episode I explain how to remove the heater unit from my 1973 MG B. Tagged: Cooling System, heater, MG Related posts: MG 27 – Wipers, Break Line and Gas Line Removal MG 14 – Alternator With A Little Bit More Disassembly MG 1 – FIRST!!! MG 5 – A Furnace and A Driveshaft