67 66 010 Removing And Installing/Replacing Lumbar Support Drive Mechanism On Front Seat, Left Or Right

WARNING: This page is about a different car, the 2010 BMW 135i, 2009 BMW 135i, and 2008 BMW 135i. However, it is still accessible from the selected car via links, so may be relevant.

Necessary preliminary tasks:

Remove rear panel on front seat backrest

Disconnect plug connection and cut through cable ties. Remove drive unit for lumbar support with jacket from backrest frame.

Installation : Make sure drive unit for lumbar support (3) is in correct installation position.

Fig 1: Removing Drive Unit For Lumbar Support With Jacket

Courtesy of BMW OF NORTH AMERICA, INC.

Detach hose (1) from drive unit for lumbar support (2).

NOTE: Gently heat hose (1) if stuck.

Fig 2: Removing Drive Unit For Lumbar Support

Courtesy of BMW OF NORTH AMERICA, INC.

Installation: Hose (1) of drive unit for lumbar support (2) must not be kinked. Pull jacket (3) off drive unit for lumbar support (2). Remove drive unit for lumbar support (2).