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Home >> BMW >> 2009 >> 650i 2D Convertible, Automatic >> Repair and Diagnosis >> External Pages >> Different car >> Section 1444 (Electrical Drives - Repair) >> 31 Drive, Seat Adjustment >> 67 31 500 Removing and Installing/Replacing Drive Unit For Longitudinal Seat Adjustment

67 31 500 Removing and Installing/Replacing Drive Unit For Longitudinal Seat Adjustment

WARNING: This page is about a different car, the 2010 BMW X5, 2009 BMW X5, 2008 BMW X5, and 2007 BMW X5. However, it is still accessible from the selected car via links, so may be relevant.

Necessary preliminary tasks: 

Disconnect plug connections (1).

Release expander rivets (2), replace if necessary.

Fig 1: Identifying Expander Rivets And Plug Connections
G04792823Courtesy of BMW OF NORTH AMERICA, INC.
IMPORTANT: Do not kink drive shafts (4).

Raise flange (1) with drive unit for longitudinal seat adjustment (2) slightly and detach from left drive shaft.

Feed out drive unit for longitudinal seat adjustment (2) in direction of arrow and detach from right drive shaft.

NOTE: To facilitate installation/removal, lever out guide clip (3) if necessary.

Installation: 

Make sure guide clips (3) and both drive shafts (4) are correctly seated.

Fig 2: Raising Flange With Drive Unit For Longitudinal Seat
G04792824Courtesy of BMW OF NORTH AMERICA, INC.

Comfort seat only: 

Replacement: 

Initialize drive unit for longitudinal seat adjustment.