Mich. Comp. Laws § 730.514
The presiding judge of any such municipal court shall, in addition to having and exercising all powers and duties appertaining to his office as judge of such court, have general superintendence of the civil business of the court. He shall have the power to assign and reassign for trial, or other necessary disposition, at such time and in such manner as he shall determine, to any of the judges of such court any civil suit, motion, proceeding or matter of business instituted or pending in such court. In all civil suits and proceedings hereafter instituted or pending in any such municipal court, the presiding judge thereof, or such other judge as he may designate, shall have power to hear and determine all motions made therein, to approve all bonds required by law to be approved by a justice of the peace, to enter and set aside defaults and default judgments upon such terms and conditions as he may deem just, and in general to dispose of any interlocutory and miscellaneous matter arising in any such suit. Such presiding judge shall also have such other powers and duties not inconsistent with the provisions of this act as the judges of such court may by rule provide.
MCL 730.514