Dean Michael Gauthier, Sr., age 60 of Chesterfield, passed away Sunday morning at Karmanos, Detroit. He was born December 20, 1955 to Bernard and Margaret (Murphy) Gauthier in Mount Clemens, Michigan. Dean owned and operated Auto Magic Collision, Harrison Township, and enjoyed his dogs, Brutus and Tilly, taking motorcycle trips and golfing. Surviving are his children, Stephanie (James) Lerner, Dean Gauthier Jr. and David (Ashley) Gauthier; granddaughters, Hannah, Lillian and Katelyn; his father, Bernie Gauthier; siblings, Denise (Al) Hofford, Dale (Trish) Gauthier and Diane Gauthier, and his girlfriend, Joy LeFevre. Dean was predeceased by his wife, Anita, and mother, Margaret "Peggy" Gauthier. A memorial mass will be held at 11:30 a.m. (family gathering at 11:00 a.m.), Friday, May 6, 2016 at St. Peter Catholic Church, 95 Market Street, Mount Clemens with Father Michael N. Cooney officiating. Memorial contributions may be made to Dean Gauthier, Jr. Share memories at willandschwarzkoff.com