Quote:
Originally posted by mpuman
A bit late on the reply, but having been there done that, just want to let you know that there are NO relays associated with the climate control. The clicking that you are hearing are the electically controlled vacuum valves (I guess you could call them relays) that control the dampers and such.
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There might not be relays but something in the SD and SDL makes a 'click' when the blower motor goes down in speed. I don't hear the click in the SE.
Sixto
91 300SE
87 300SDL
83 300SD