Interior/Restraints - Front Head Restraints Rattle

SI B52 05 09
Seats

December 2010
Technical Service

This Service Information bulletin supersedes SI B52 05 09 dated June 2009.
[NEW]designates changes to this revision

SUBJECT
Rattle from the Front Seat Head Restraints

MODEL
E70 (X5) equipped with Sport seats (SA 481) and produced up to February 13, 2009

E71 (X6) equipped with Sport seats (SA 481) and produced up to February 13, 2009

SITUATION

A plastic rattling noise is heard from the driver and/or passenger head restraints while driving over rough roads.

CAUSE

Clearance exists between the post of the head restraint and the plastic guide sleeve through which it is installed. This clearance is such that relative movement of the post will create a rattle as it contacts the sleeve.

[NEW]INFORMATION

Refer to ISTA diagnosis for the required repair procedure. The test plan "AM5201_00012-Front seat, interference noises" can be found under: "Activities/Information search/Function structure/Body/Mechanism, noise, optical element, leaks/Noise/Interference noise at front seat". Once the test plan is started, the repair procedure can be accessed as follows: Select "2 - Front seat rattles over rough road surfaces". Select "1 - Head restraint rattles". For information on NED (Non-electric Diagnosis) test plans, refer to SI B07 03 10.

[NEW]WARRANTY INFORMATION

Refer to the KSD2 to code the repair performed as prescribed by ISTA diagnosis results and the Warranty Policy and Procedures Manual for specific warranty coverage.