64 11 532 Replacing heat exchanger (heating and air-conditioning unit removed)

WARNING: This page is about a different car, the 2013 BMW 550i GT, 2012 BMW 550i GT, 2011 BMW 550i GT, and 2010 BMW 550i GT. However, it is still accessible from the selected car via links, so may be relevant.

Special tools required:

00 9 030

Unclip deflection arm (1) from angle positioning lever (2).

Installation note:

Deflection arm (1) must snap audibly into place!

Fig 1: Identifying Deflection Arm

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Release screws (1).

Unlock and disconnect plug connections on upper distributor housing (2).

Remove upper distributor housing (2).

Installation note:

Make sure filter housing guide lugs (3) are correctly seated in associated guide tabs on upper distributor housing (2).

Fig 2: Identifying Upper Distributor Housing And Screws

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Release screws (1).

Remove heat exchanger (2) in direction of arrow from filter housing (3).

Installation note:

Heat exchanger must be pushed correctly into designated guides on filter housing (3).

Fig 3: Removing Heat Exchanger From Filter Housing

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Replacement

Open pipe clamps (1) with a suitable tool in direction of arrow.

Remove pipes (2).

Installation note:

Replace sealing rings.

Use special tool 00 9 030 to mount sealing rings without damaging them.

Fig 4: Opening Pipe Clamps

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