RoadGuard Ignition Interlock

Low Cost Interlock offers the easiest, cheapest, fastest, most reliable ignition interlock device (IID) for your car. Our ignition interlock system allows you to effortlessly achieve your ignition interlock restriction and get you back on the road. Visit WI IID Mequon at 9730 N Granville Rd for the most convenient interlock installation in the Mequon, WI area.

Smart Start is the #1 Ignition Interlock Device provider in Menomonee Falls with same-day installation available for your vehicle. We’re a convenient and affordable Wisconsin IID supplier located in Northern Menomonee Falls at N86 W16370 Appleton Ave 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 Menomonee Falls. Call our Northern Menomonee Falls location & talk to a Program Advisor, who will help you schedule an appointment for your IID installation, calibration or removal.

LifeSafer Ignition interlock is the leading ignition interlock provider nationwide and home to “No-Call Install”, the first fully online installation booking tool. LifeSafer’s locations are WI certified and our expert technicians at 6667 W Mill Rd can handle all your installation and calibration needs. LifeSafer has over 30 years of ignition interlock experience and has helped over 1.5 million people get back on the road again.