A Glenbard East High School driver's education teacher has been charged with having a sexual relationship with a 17-year-old female student, police said Thursday. George A. Langlotz, 58, of the 2300 block of Hartford Court in Naperville surrendered to police Wednesday on a charge of aggravated criminal sexual abuse and was released from custody after posting $10,000 bail. He is scheduled to appear in Will County Court July 11.