Getting back on the road is fast and easy with RoadGuard Interlock. Begin your ignition interlock device installation, and our customer experience representatives will schedule your appointment for you at Nationwide Interlock at the time you choose with a certified ignition interlock (car breathalyzer, BAIID, IID, interlock system) installer.

Contact Nationwide Interlock in Farmington Hills directly for information on pricing and interlock installation appointment availability.