Build date from 09/2001:

WARNING: This page does not describe the selected car, but rather 16 other vehicles, including the 2006 BMW 330Ci, 2005 BMW 330xi, 2005 BMW 330i, 2005 BMW 330Ci, and 2004 BMW 330xi. However, it is still accessible from the selected car via links, so may be relevant.

Remove turn signal lamp. See 63 13 150 REMOVING AND INSTALLING/REPLACING COMPLETE FRONT LEFT OR RIGHT TURN SIGNAL LAMP

Version with headlight cleaning system:

Remove jet nozzle of headlight cleaning system. See 61 67 045 REMOVING AND INSTALLING/REPLACING SPRAY NOZZLES FOR LEFT OR RIGHT HEADLIGHT CLEANING SYSTEM

Press detent lug (1) and feed out trim (2) in direction of arrow.

Fig 1: Pressing Detent Lug

Courtesy of BMW OF NORTH AMERICA, INC.

Press detent lugs (1) and remove trim (2) in direction of arrow.

Installation:

Make sure bonded seal (3) is correctly seated.

Fig 2: Pressing Detent Lugs & Removing Trim

Courtesy of BMW OF NORTH AMERICA, INC.