Gary Moeller Gary Oscar Moeller ( born January 26 , 1941 ) is a former American football coach best known for being head coach at the University of Michigan from 1990 to 1994 . During his five seasons at Michigan , he won 44 games , lost 13 and tied 3 for a winning percentage of . 758 . In Big Ten Conference play , his teams won 30 games , lost 8 and tied 2 for a winning percentage of . 775 , and won or shared conference titles in 1990 , 1991 and 1992 . He is the father of Baltimore Ravens offensive line coach Andy Moeller . Moeller resigned in May 1995 after tapes were released of his alleged drunken outburst following an arrest on a charge of disorderly conduct at the now - defunct Excalibur restaurant in Southfield , Michigan on April 28 . He was succeeded by Lloyd Carr , who had assisted him at both Illinois and Michigan . Both Moeller and Carr served under UM coach Bo Schembechler from 1980 to 1989 . Biography . Moeller was a three - year letterwinner at Ohio State University , playing primarily at linebacker under head coach Woody Hayes . He served as team co - captain in his senior year , along with offensive tackle Bob Vogel . After graduation in 1963 , Moeller coached in the high school levels for several years before joining Bo Schembechler at Miami University . He moved with Schembechler to Michigan in 1969 , where he served as defensive ends coach until 1973 , when he was promoted to defensive coordinator . Schembechler had also been an assistant coach at Ohio State when Moeller was a player , and both were members of the FWAA 1961 National Championship team . Moeller was head coach of the University of Illinois from 1977 to 1979 . He rejoined the Wolverines as quarterbacks coach for a season in 1981 . Moeller has the rare distinction of serving as both an offensive ( 1987 – 1990 ) and defensive ( 1974 – 1976 , 1982 – 1987 ) coordinator during his time at Michigan . He coached the Wolverines to a victory over Alabama in the 1988 Hall of Fame Bowl , while Schembechler recovered from heart surgery . Individual Michigan players to win national honors under Moeller include Desmond Howard , winner of the Heisman Trophy and other awards in 1991 . Erick Anderson won the Dick Butkus Award in 1991 . Moeller resigned from the head coaching position in May 1995 following a drunken incident at a local restaurant . After Michigan , Moeller was hired in June 1995 by the Cincinnati Bengals as tight ends coach under head coach David Shula and spent two seasons there . In 1997 , he joined the Detroit Lions as the assistant head coach and linebackers coach under new head coach Bobby Ross . In 2000 , Moeller was named head coach following Ross ' s sudden resignation nine games into the season . He was given a contract for the remainder of the season and two additional years by owner William Clay Ford , Sr . , a move that seemingly guaranteed a future with the team . After the team narrowly missed the playoffs ( losing their final game on a last - second 54 yard field goal ) , ownership endorsed Moeller as the Lions head coach for the foreseeable future . However , he was eventually fired by new team president Matt Millen in early 2001 and replaced by Marty Mornhinweg . Moeller finished with a 4 – 3 record as head coach , making him the only Lions head coach since Joe Schmidt ( who resigned after the 1972 season ) to post a winning record during his tenure . In 2001 , Moeller joined the Jacksonville Jaguars as defensive coordinator under head coach Tom Coughlin . He voluntarily stepped down from that position after one season , signing a three - year contract with the Chicago Bears as linebackers coach under head coach Dick Jauron . He served in that role for two seasons , leaving when Jauron was fired after the 2003 season .