380SL (107.045) V8-3.8L (116.960) (1982)
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21. Pull heater box back until heater pipes (17) are disconnected from rubber grommets (18) in front wall.
22. Leave main cable harness hanging down and slide heater box toward the right. Make sure that the lower shoulder remains under cross member
(20) and the heater box slides past the water drain hose (19).
23. Remove heater box at the right under cross member (20).
NOTE: When removing heater box watch up for cooling water flowing out.
24. Drain heater box and save cooling water with treating agent contained therein.
