Need an ignition interlock device near Brookfield? Intoxalock is available at Thomas Auto Works, a certified Intoxalock ignition interlock installer. We can install your breathalyzer in cars, trucks, vans and other vehicles.Thomas Auto Works offers complete maintenance and repair services for import and domestic vehicles as well as light to medium duty trucks. Services include everything from oil changes to all major services and repairs. They have been an authorized ignition interlock installer for Intoxalock since 2009.