Welcome to American Interlock, the leading provider of ignition interlock in the state of Michigan.If you or someone close to you has been ordered to have an ignition interlock device (BAIID) in any vehicle you operate, this website will answer any and every question you may have.

Since 1999, American Interlock has installed over 20,000, more than any other company combined, ignition interlock devices for Michigan drivers who were ordered to have device installed into any vehicle they operate as a condition of receiving a restricted driver’s license after a period of revocation.