Brady Hoke and Greg Mattison coached under Jack Harbaugh, alongside his son John, at Western Michigan.
While young kicker Brendan Gibbons has developed some consistency, the punting and the return game have not been up to par.
New offensive coordinator Al Borges said he'd keep Denard Robinson in the shotgun, and he did on more than 50 pecent of the snaps agaisnt Western Michigan.
The Wolverines enter the Maui tournament undefeated, untested and so far unimpressive.
Michigan showed glimpses of its No. 17 ranking, but too few in lackadaisical win over Western Illinois.
Western Illinois senior guard Ceola Clark III turns heads with 21-point performance; Jordan Morgan steps up in second half for Michigan.