31 00 ... Notes on repairing threads

WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2010 BMW X3, 2009 BMW X3, 2008 BMW X3, 2007 BMW X3, and 2006 BMW X3. However, it is still accessible from the selected car via links, so may be relevant.

IMPORTANT: Install Helicoil thread inserts so that they are flush with the original thread.

NOTE: Damaged threads in engine carrier may be repaired with Helicoil thread inserts. Comply with the procedure described in the example.

Fig 1: Helicoil Thread Insert

Courtesy of BMW OF NORTH AMERICA, INC.

Procedure:

Create a clean core hole; if necessary, drill out screw remnants

Fig 2: Creating Clean Core Hole
Courtesy of BMW OF NORTH AMERICA, INC.
Create locating thread for Helicoil thread insert

Fig 3: Creating Locating Thread For Helicoil Thread Insert
Courtesy of BMW OF NORTH AMERICA, INC.
Pick out Helicoil thread insert in accordance with the table: 41 00 ... NOTES ON REPAIRING THREADS and screw into the locating thread until flush with the original thread

Fig 4: Screwing Helicoil Thread Insert Into Locating Thread
Courtesy of BMW OF NORTH AMERICA, INC.
Break drive pin and remove

Fig 5: Removing Drive Pin

Courtesy of BMW OF NORTH AMERICA, INC.