Need an ignition interlock device near Salida? Intoxalock is available at Knight Interlock, a certified Intoxalock ignition interlock installer. We can install your breathalyzer in cars, trucks, vans and other vehicles.Colorado Interlock in Salida has been an authorized ignition interlock installer for Intoxalock since 2015. They are Chaffee County's only vehicle interlock station. They do home prewired, commercial and residential security and fire detection and more.