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      07-23-2013, 11:14 PM   #14
Major General

Drives: E90 & Z4 Coupe
Join Date: May 2012
Location: MARLAND

iTrader: (0)

Originally Posted by pruettfan View Post
I just had mine fail at 170,000 miles so I guess I have been really fortunate although I am not really feeling that way. I am going to do the replacement myself. I assume those who have done this don't cycle the ac on when they are done, drive to a shop and then have the system purged and filled. Am I missing anything that I should be aware of regarding the refrigerant?
Just make sure the HVAC system is off when you turn off the car before you remove the old pump and use the same key to drive the car to get filled. I'd also get a new drier considering the mileage.