Michigan Constitution of 1963, Art. VI, § 4

Sec. 4. Except to the extent limited or abrogated by article IV, section 6, or article V, section 2, the supreme court shall have general superintending control over all courts; power to issue, hear and determine prerogative and remedial writs; and appellate jurisdiction as provided by rules of the supreme court. The supreme court shall not have the power to remove a judge.