Yes. There are two pumps on the reservoir. Just touch each one - the one that is running is the one you need to pull the connector off of. Don't pull the pump out becasue if you do, all the fluid runs out the hole left behind.

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Thank You!
Fred
2009 ML350
2004 SL600
2004 SL500
1996 SL600
2002 SLK32
2005 CLK320 cabrio
2003 ML350
1997 C280 Sport