Quote Originally Posted by slater View Post
sorry for the delay on this. i finally got a chance to check, i do have a spare auto-HVAC unit (what we normally have in our cars), and also a manual HVAC unit (with the three big knobs on it) from a euro-spec 320i. not fancy, but totally different and kinda cool? it supports A/C.

as for your issue, though - have you tried just pulling the HVAC unit and seeing if the draw still exists?
If the auto-hvac unit is in good condition I would like to buy it.

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