A number of symptoms can indicate a problem with a transmission, including grinding in gear changes, excessive gear noise, difficulty shifting or a burnt smell from the fluid. Check to see if a transmission is dealing with excessive friction with help from an auto mechanic in this free video on troubleshooting car problems. Expert: J.B. Hebert Contact: www.wrxtra.com Bio: J.B. Hebert is a machinist, metal fabricator, and auto mechanic who has been fixing and modifying all things mechanical for over 20 years. Filmmaker: David Pakman