Western Michigan won one game rather handily and another in overtime last weekend at home against Alabama-Huntsville
Friday, the Broncos won 5-0 behind a 26-save shutout from Riley Gill.
Jeff Pierce scored twice and Ryan Mahrle, Jason Moul and Paul Szczechura added singles for WMU.
Brian Bicek added three assists for Western Michigan.
Szczechura's goal at the end of overtime, his second of the game, gave WMU the 6-5 victory Saturday night.
Jeff LoVecchio scored twice in regulation and Mark Letustu and Pierce also scored to back Daniel Bellissimo's 34-save outing.
The Broncos (12-13-1, 9-10-1 CCHA) play a home-and-home series with Michigan this weekend starting Friday in Kalamazoo.