RoadGuard Interlock offers ignition interlock devices (IIDs) for your car. Our IIDs are reliable and easy to use, and we offer installation services at our location in Bozeman, MT. We are committed to helping our customers achieve their ignition interlock requirements and get back on the road.

Smart Start is the #1 Ignition Interlock Device provider in Bozeman with same-day installation available for your vehicle. We’re a convenient and affordable Montana IID supplier located in West College Park at 675 S 16th 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... Read More about Smart Start Ignition Interlock