Mich. Comp. Laws § 257.28 : MOTOR VEHICLES — MICHIGAN VEHICLE CODE — WORDS AND PHRASES DEFINED — "Manufacturer" defined TEXT PDF "Manufacturer" means a person, firm, corporation or association engaged in the manufacture of new motor vehicles, trailers or trailer coaches or semi-trailers, as a regular business. MCL 257.28 1949, Act 300, Eff. 9/23/1949 .