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The Most Trusted Interlock Provider In Illinois

Looking for an affordable ignition interlock in Illinois? Guardian is here to help. Get your an interlock quote now!

800-499-0994

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Convenient Locations

Most Affordable Device

Illinois Interlock Experts

Regain Your License Fast

The Best Ignition Interlock Device

The Guardian ignition interlock device is top rated, discreet, and simple to use. The specifications adhere to the Illinois state guidelines to help you get back on the road quickly after a DUI. Reserve you device today!

800-499-0994

Illinois DMV Certified

Call now to speak to an Illinois state expert. They can walk you through the entire process in minutes.

800-499-0994

Need to install a device?

You can schedule your appointment by phone or online in minutes. Have questions during the process? One of our Illinois state experts can assist you at any time. Call or schedule your installation today!

Our Device

Speak With An Expert

Our state experts are here to answer all of your questions. Call today to get the answers you need.

800-499-0994

Convenient Locations

Looking for an installation center near you? Guardian has nationwide coverage for your convenience.

Locations