1. Remove the B pillar trim.
2. Drill out the damaged threads in the B pillar upper structure using a half-inch drill bit provided in Seat Belt Guide Installation Kit or equivalent.
3. Apply a suitable lubricant to the M14x1.5 tap provided in the Seat Belt Guide Installation Kit and tap new threads.
4. Using a thread insert provided in the Seat Belt Guide Installation Kit or equivalent, screw it into the retapped hole until it is slightly below the surface of the hole.
5. Using a hammer, lightly tap the installation tool provided in the Seat Belt Guide Installation Kit several times to install the insert keys.