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 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.

Necessary preliminary tasks

Remove rear panel on front seat backrest . See 52 14 198 REMOVING AND INSTALLING OR REPLACING REAR PANEL ON LEFT OR RIGHT FRONT SEAT BACKREST or 52 17 205 REMOVING AND INSTALLING/REPLACING BOTH REAR PANELS ON LEFT OR RIGHT FRONT SEAT BACKREST .

Unfasten plug connection (1) and disconnect.

Release clips (2).

Feed out drive unit for lumbar support in upward direction.

Installation:

Replace faulty clips (2).

Fig 1: Removing Lumbar Support Drive Unit

Courtesy of BMW OF NORTH AMERICA, INC.

Release cable tie (1) from jacket (2).

Feed out drive unit for lumbar support out of jacket (2).

Detach hose (3).

NOTE: Gently heat hose (3) if stuck.

Installation:

Make sure hose (3) is laid without kinks.

Fig 2: Identifying Lumbar Support Drive Unit Cable Tie, Jacket And Heat Hoses

Courtesy of BMW OF NORTH AMERICA, INC.