Low Cost Ignition Interlock

Fast. Easy. Discreet. RoadGuard Interlock gets you back on the road with a car breathalyzer that is FAST to warm up, EASY to use, and DISCREET so you can focus on the road ahead. As an approved California Ignition Interlock provider, we have convenient ignition interlock installation near you in Vallejo, California at 825 Redwood St. With a proven track record, RoadGuard Interlock offers top-tier ignition interlock devices that won't damage your vehicle, professional installation, and reliable customer service. Call us today to schedule an appointment for your car breathalyzer installation, calibration, or removal in Vallejo or any of our other convenient locations throughout the state of California.

Smart Start is the #1 Ignition Interlock Device provider in Vallejo with same-day installation available for your vehicle. We’re a convenient and affordable California IID supplier located in South Vallejo at 800 Sonoma Blvd 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 Vallejo. Call our South Vallejo location & talk to a Program Advisor, who will help you schedule an appointment for your IID installation, calibration or removal.

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 PRO SOUND (CA) at 987 23rd St #1251 for the most convenient interlock installation in the Oakland, CA area.