Low Cost 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 Gem Auto Repair at 793 E San Bernardino Rd for the most convenient interlock installation in the Covina, CA area.

Guardian Ignition Interlock is CA’s most affordable ignition interlock device. Guardian’s device is discreet and one of the easiest to use devices on the market. With over 30 years of experience, Guardian is one of the most trusted iid brands. Our location at 676 E San Bernardino Rd is CA certified with expert technicians for all your interlock installation and calibration needs.

Smart Start is the #1 Ignition Interlock Device provider in Glendora with same-day installation available for your vehicle. We’re a convenient and affordable California IID supplier located in Charter Oak at 427 W Arrow Hwy 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 Glendora. Call our Charter Oak location & talk to a Program Advisor, who will help you schedule an appointment for your IID installation, calibration or removal.