Interior - Front/Rear Seat Lumbar Support Squeaking

Condition

Front and Rear Seat, Lumbar Support
Squeaking Squeaking noise is heard when operating front or rear seat lumbar support.





72 06 03 Nov. 10, 2006, 2010472, Supersedes Technical Bulletin Group 72 number 05-05 dated December 20, 2005 due to inclusion into ElsaWeb.

Technical Background
May be caused by insufficient lubrication on seat lumbar tracks.

Production Solution
No production change required.

Service
Identify which seat needs lubrication by operating all lumbar supports to full travel in each direction.

Front seat, lubricating lumbar support
- Remove front seat backrest cover. See Repair Manual, Group 72, Body Interior, Seat backrest cover, removing and installing.

Lubricate lumbar support tracks as follows:





- Apply special grease (Part No. G 000 450 02) along length of support track - arrows- (see Illust. 72-A045 for view of lumbar support).

Tip:
- One tube of special grease (Part No. G 000 450 02) will do many vehicles, therefore, it is considered shop supply.
- Lumbar adjustment assembly shown removed for clarity only. Procedure is completed with assembly installed in seat back.





- Apply special grease (Part No. G 000 450 02) along full length of support track - arrows- .
- Operate front seat lumbar to ensure noise has been eliminated.

In addition to applying lubricant to lumbar support tracks:





- Apply light coat of special grease (Part No. G 000 450 02) along cable - arrow- (where cable contacts lumbar support).

In addition to applying lubricant to lumbar support tracks:








Apply light coat of special grease (Part No. G 000 450 02) along headrest adjustment screw -arrow-.

Tip: It will be necessary to install two new clips Part No. : 3D0 881 279 - arrows- for upper seat back cover as these are usually destroyed when removing cover.

Rear seat, lubricating lumbar support
- Remove rear seat backrest and tip forward (do not remove from vehicle) See Repair Manual, Body Interior Group 72 - Seats - Frames Rear seat cushion, 5-seater, removing and installing .

Lubricate lumbar support tracks as follows:





- Apply special grease (Part No: G 000 450 02) along length of support track - arrows- (see Illust. 72 A050 below for clarity).

Tip: Lubricate both left and right lumbar assemblies while the rear seat back rest is removed.

- Install rear seat backrest. See Repair Manual, Body Interior Group 72 - Seats - Frames Rear seat cushion, 5- seater, removing and installing .





- Operate each seat lumbar support to full travel in each direction to ensure noise has been eliminated.

Tip: Lumbar adjustment assembly shown removed for clarity only. Procedure is completed with assembly installed in seat back.





Warranty

Required Parts and Tools





Tip: Part number(s) are for reference only. Always see ETKA for the latest part(s) information.