2000 BMW 328i (E46) Technical Service Bulletin # 520302 Date: 020401
Interior - Cracking/Clicking Noises From Sport Seats
GROUP 52
Seats
52 03 02
Woodcliff Lake, NJ
Service Engineering
April, 2002
SUBJECT
Cracking or Clicking Noise from Sport Seats
MODEL
E46
SITUATION
Some owners of E46s produced before 9/2001 and equipped with Option Code 481 Sport Seats may complain of a cracking or clicking noise from
the seat cushion when cornering or accelerating/decelerating.
CAUSE
Seats produced prior to 9/2001 may have a small amount of play in the tilt adjustment.
CORRECTION
In case of customer complaint, 0-rings can be installed in the tilt adjustment mechanism to eliminate the play that causes the noise.
PARTS INFORMATION
This repair will require the following parts.
Part Number Description Quantity
07 11 9 906 356 0-ring 2 per seat
PROCEDURE
Slide the seat all the way to the rear. Adjust the seat to its highest position. Adjust the tilt so that the cushion is at its highest position.
Remove the Torx bolts from the tilt adjustment on both sides of the seat as illustrated.
173
Pry out the cushion brackets far enough to insert 0-rings over the bushings that the cushion brackets ride on, as indicated by the arrow.
Pop the brackets back into place and reinstall the Torx bolts.
WARRANTY INFORMATION
Covered under the terms of the BMW New Vehicle Limited Warranty.
