67 66 010 Removing and installing/replacing lumbar support drive mechanism on front seat, left or right

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2005 BMW 745i, 2005 BMW 745Li, 2004 BMW 745i, 2004 BMW 745Li, and 2003 BMW 745i. 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. Refer to 52 14 198 REMOVING AND INSTALLING / REPLACING REAR PANEL ON LEFT OR RIGHT FRONT SEAT BACKREST (NORMAL / ELECTRIC) .

Cut through cable tie (1).

Fig 1: Pulling Drive Unit For Lumbar Support

G03291363

Courtesy of BMW OF NORTH AMERICA, INC.

Pull drive unit for lumbar support (2) with jacket slightly out of backrest frame (3).

Cut through cable tie (1) on jacket of drive unit for lumbar support (2).

Fig 2: Cutting Through Cable Tie On Jacket Of Drive Unit

G03291364

Courtesy of BMW OF NORTH AMERICA, INC.

Disconnect plug connection (1).

Fig 3: Removing Drive Unit For Lumbar Support

G03291365

Courtesy of BMW OF NORTH AMERICA, INC.

Detach hose (2).

NOTE: If firmly seated, gently heat hose (2) on drive unit for lumbar support (3).

Installation:

Make sure hose (2) is laid without kinks.

Remove drive unit for lumbar support (3).

Replacement:

Pull drive unit for lumbar support (3) in direction of arrow out of jacket (4).