Regain your independence with Smart Start, Arizona's top Ignition Interlock provider. Experience hands-on training led by our licensed technicians, ensuring your comfort with the car breathalyzer before you leave your appointment. Choose Smart Start in South Tucson, AZ for convenient locations, competitive pricing, and unparalleled customer service in English and Spanish. Don't let a DUI hinder you. Contact Smart Start in South Tucson today for installation!