Tressel was warned back in 2005 about player's cars

[MichiganMan]

http://www.cbssports.com/#!/collegefootball/story/15321890/osu-records-show-tressel-unacceptable-in-reporting-violations

In an evaluation of Tressel's job performance from 2005-06, then-athletic director Andy Geiger rated Tressel "unacceptable" in terms of self-reporting rules violations in a timely manner. The coach also was warned in a separate letter that he and his staff needed to do a better job of monitoring the cars the Buckeyes were driving -- an issue that would arise again this spring

click the link for the full story its worth the read

 

[NoKoolAidForME]

Apparently he was warned in 2003

" I am writing to make it clear that the University expects you and your staff to pay attention to automobiles driven by the football student-athletes and report to the Athletic Compliance Office any unusual circumstances with respect to such automobiles." -- Then-AD Andy Geiger, to Jim Tressel in 2003 letter

 

[Coqui]

And all the car purchases checked out. Not sure what the story is.