A Virginia man was recently sentenced in federal court to serve one year and one day in prison for selling counterfeit General Motors (GM) automotive diagnostic devices used by technicians to identify problems with and assure the safety of motor vehicles, announced U.S. Attorney for the Eastern District of Virginia Neil H. MacBride, Assistant Attorney General Lanny A. Breuer of the Justice Department’s criminal division, FBI Assistant Director Ronald T. Hosko of the criminal investigative division and Jeffrey C. Mazanec, special agent in charge of the FBI’s Richmond field office.