Interlock Support Center
Our customer service representatives are available 24/7 getting you back on the road fast.
How to use an ignition interlock device
Turn your key, or press start, and the device will power up.
Take a deep breath in, then blow.
When you hear a tone, take a deep breath in again.
When the display shows “Test Passed”
start your engine and go!
Find the support you need for your interlock device
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