20 Pa.C.S. § 5514: To fill vacancy; co-guardian.

The court, after such notice to parties in interest as it shall direct, may without a hearing appoint a succeeding guardian to fill a vacancy in the office of guardian or may appoint a co-guardian of the estate of an incapacitated person. Where the vacating guardian was a parent who is now deceased, any testamentary nominee of the parent shall be given preference by the court.