Ignition Key Lock: Replacement

Disconnect battery ground cable.
Remove the steering column. Refer to REMOVAL , Tilt Steering Column.
Secure the steering column in a vise. Remove the bolt with a drill.

Fig 1: Securing Steering Column In Vise To Remove Bolt
Courtesy of SUBARU OF AMERICA, INC.
Remove the ignition key lock.
Use a new torn bolt. Tighten the torn bolt to the end of the thread.

Fig 2: Tightening Torn Bolt to End Of Thread
Courtesy of SUBARU OF AMERICA, INC.