[header] How to release an impounded car used by someone else in a dui arrest [title] Contact the appropriate law enforcement office. [step] The person who got a dui in your car may have been given information about where the car was being taken. Otherwise, you typically can locate your car by calling the police precinct where the person was arrested. 
[substeps] If you live in a smaller town, this may be pretty easy to figure out. However, if you live in a larger city and don't know exactly where the person was arrested, you may have to call several precincts before you find the right one.