Power door locks are prone to failures due to electrical interruptions, corrosion, broken wires or blown fuses. Find out why a lack of any movement in door locks is most likely a result of a blown fuse with help from an auto mechanic in this free video on troubleshooting car problems. Expert: JB Hebert Contact: www.wrxtra.com Bio: JB 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