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Intoxalock Ignition Interlock

5.0
(11 reviews)

Business Details

2923 N Roan St, Johnson City, TN
37601, United States
(423) 705-2272
https://www.intoxalock.com/locations/tn/johnson-city/2923-n-roan-st-11671

About

Car Inspection StationIntoxalock
Intoxalock is the no. 1 ignition interlock device brand in the U.S., and Intoxalock Ignition Interlock in Johnson City, TN is here to help you get back on the road after a DUI. Intoxalock has more locations than any other provider, and we can find an interlock installation location near you. We will help you understand TN interlock, or IID, laws and regulations. Our interlock installation locations are staffed with certified professionals who will install and service your car breathalyzers. For 30 years, Intoxalock has been a trusted interlock ignition device provider. Call now to talk to a TN expert.

Details

  • Onsite servicesAvailable

Location

Intoxalock Ignition Interlock
2923 N Roan St, Johnson City, TN
37601, United States

Hours

Reviews

5.0
11 reviews
5 stars
11
4 stars
0
3 stars
0
2 stars
0
1 star
0
  • EB
    Eddie Broyles
    Jan 13, 2026
    5.0
    Very professional and courteous. Would recommend them to anyone!
  • JS
    Jason Starritt
    Jan 8, 2026
    5.0
    Great people, Great service, always willing to work with you.
  • KR
    Kristin Rushing
    Sep 30, 2025
    5.0
    Great agent and gentlemen! I appreciated all his help and knowledge. Super nice man!
  • LF
    Larry Fields
    Sep 19, 2025
    5.0
    Excellent service and knowledge
  • TT
    Trips_hhh
    Jan 9, 2025
    5.0
    Out of all the places you can choose from, Gear Headz are the best. Dashboard Audio has a female lady who talks to people like they’re beneath her and blames people’s vehicles for their equipment malfunctioning . Ellison has a guy who has little man syndrome who ripped out my floorboard lights when he installed my new device and refused to fix it. I told him how low that is and he proceeded to yell at the top of his lungs at me and told me to get out lol. Tried calling back to meet up like men but between me and him there was only 1 man and it wasn’t him. Choose Gear Headz ! Their down to earth and all around good chaps .

Frequently Asked Questions About Intoxalock Ignition Interlock

How does an interlock device work?

An ignition interlock device (IID) is a small breathalyzer installed in your vehicle to prevent it from starting if alcohol is detected on your breath. Before driving, you'll blow into the device. If your breath alcohol concentration (BrAC) is below the programmed limit, the car starts. Periodic retests occur during your trip to ensure continued compliance. To read more on Intoxalock, you can read our ignition interlock device guide.

What is the cost of an ignition interlock device?

The installation of an ignition interlock device, often called a car breathalyzer, typically costs between $70 and $150. This one-time fee is paid at the start of your lease and covers the service center's labor to install the device in your vehicle. Payment is made directly to the service center at the time of installation. For more on cost breakdowns, you can read our cost of ignition interlock device guide.

Brand Certified Facts from Intoxalock Ignition Interlock

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Certified March 01, 2026Yext Knowledge Graph
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