Smart Start is the #1 Ignition Interlock Device provider in Norman with same-day installation available for your vehicle. We’re a convenient and affordable Oklahoma IID supplier located in Larsh / Miller at 316 S Peters with mobile services and price matching available to give you the best value. Our reliable customer service experts and licensed technicians will make your IID device experience quick & low stress. Smart Start is ready to schedule your Ignition Interlock Device installation in Norman. Call our Larsh / Miller location & talk to a Program Advisor, who will help you schedule an appointment for your IID installation, calibration or removal.