17 21 150 Removing And Installing/Replacing Oil Cooler (S54)

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2006 BMW M3, 2005 BMW M3, 2004 BMW M3, 2003 BMW M3, and 2002 BMW M3. However, it is still accessible from the selected car via links, so may be relevant.

WARNING: Danger of scalding! Only perform this work after engine has cooled down. Remove assembly underguard at front.

NOTE: Check engine oil level after completing tasks.

Fig 1: Locating Screw And Oil Cooler Lines From Oil Cooler

Courtesy of BMW OF NORTH AMERICA, INC.

Release screw (1).

Detach oil cooler line (2) from oil cooler.

Catch and dispose of escaping oil.

Installation:

Use new sealing rings.

Fig 2: Identifying Screw Connection Of Oil Cooler On Radiator

Courtesy of BMW OF NORTH AMERICA, INC.

Release screw connection (1) of oil cooler on radiator.

Remove oil cooler (2) towards rear.

Catch and dispose of escaping oil.