Of the Michigan home schedule the last 4 years...

2014
5 started at 2:30PM CT (3:30 ET)
1 started at 11AM CT
1 started at 6PM CT (Penn St)

2013
4 started at 2:30PM CT
2 started at 11AM CT
1 started at 7PM CT (Notre Dame)

2012
4 started at 2:30PM CT
2 started at 11AM CT

2011
6 started at 11AM CT
1 started at 2:30PM CT
1 started at 7PM CT (Notre Dame)

Typically only a big game for them gets moved to the evening. And in the last 3 years 2:30CT (1:30 MT/3:30 ET) are where the majority of their home games are played.

http://lsufootball.net/archives/index.htm