Need an ignition interlock device near Longmont? Intoxalock is available at Automotive EMTs, a certified Intoxalock ignition interlock installer. We can install your breathalyzer in cars, trucks, vans and other vehicles.Automotive EMTs is a full-service maintenance and automotive repair center. Family owned and operated, we use the latest diagnostic equipment to guarantee your vehicle is serviced correctly. An authorized ignition interlock installer for Intoxalock since 2014.