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Ignition Interlock
in Thornton, Colorado

Ride with Smart Start
& get back on the road

  • Colorado’s #1 Ignition Interlock Program
  • Low-price guarantee, with no hidden fees
  • Fast installation with same-day available
  • 24/7/365 Customer Care – Se hablamos Español

It only takes a moment to get your personalized quote.

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Ignition Interlock in Thornton: We're Always Here for You

If you’re searching for a car breathalyzer after a DUI, we offer the best Ignition Interlock Device in Thornton, Colorado. You can count on support from caring, compassionate specialists who understand everything you need to know about Ignition Interlock in Colorado. We are committed to helping you successfully complete your car breathalyzer requirement.

The cheapest Ignition Interlock program in Thornton, Colorado, includes 24/7/365 Customer Care that makes your experience as easy as possible. We’ll be with you right from the beginning with the services and support you need. Trust Smart Start and schedule an installation appointment now in Thornton, Colorado, or at any of our Colorado service centers.

Ignition Interlock Locations in Thornton, Colorado

Let's get started with an installation in Thornton, Colorado that fits your schedule, at one of the convenient locations below.

  • Foreign Automotive Specialists

    6900 W 117th Ave
    Suite 300
    Broomfield, CO 80020
    (720) 450-3972
    More Details Schedule an Installation
  • Smart Start Of Northglenn

    405 W 115th Ave
    Unit 4
    Northglenn, CO 80234
    (720) 450-3984
    More Details Schedule an Installation
  • Smart Start Of Cherry Creek

    7808 Cherry Creek South Dr
    Unit 201
    Denver, CO 80231
    (720) 450-3973
    More Details Schedule an Installation
  • Brighton Auto And Diesel Clinic

    390 N Main St
    Brighton, CO 80601
    (303) 209-9255
    More Details Schedule an Installation
  • Smart Start of North Denver

    6830 Broadway
    Unit F
    Denver, CO 80221
    (720) 450-3975
    More Details Schedule an Installation
  • Smart Start of Commerce City

    4970 Monaco St
    Unit F
    Commerce City, CO 80022
    (720) 450-3974
    More Details Schedule an Installation
  • Jacksons Automotive Service INC

    10911 Irma Dr
    Northglenn, CO 80233
    (303) 214-0798
    More Details Schedule an Installation

Why Choose Smart Start in Thornton, Colorado?

No equipment to buy. No hidden charges. No long-term contracts.

We offer the best Ignition Interlock Devices at the lowest price. You’ll know the cost from beginning to end, with no high pressure or double-talk.


Fast, convenient installation. Get an appointment that fits your schedule.

We’ll find a service center near you, often with a same-day appointment. Our specially trained technicians are committed to customized, quality installation.


Old, new, gas, electric, high performance, or low profile. We install on all.

Whether you’ve got an older vehicle or the latest electric model, there’s nothing our technicians can’t handle. Our car breathalyzers are the perfect fit for whatever you drive.


Small, discreet, easy to use. Ignition Interlock shouldn’t be difficult.

Our attractive, handheld car breathalyzer is about the size of a cellphone, with an intuitive keypad and display. You’ll get hands-on training to make sure that it’s easy to blow and go.


Quick calibration. Easy service. More drive-through locations than anyone.

Colorado will require your Ignition Interlock Device to be serviced and calibrated on a regular basis. Our calibration appointments usually take about 15 minutes at any location that’s handy for you.


Flexible payment options. Easy autopay. Take advantage of our Client Portal.

Everyone’s budget is different. That’s why we offer weekly, monthly, or bi-monthly payments, plus an autopay option. Set it up through our Client Portal app (or go online).


You’ve got questions. We’ve got answers. 24/7/365 multilingual Customer Care.

There’s always somebody who can help when you have a question about your car breathalyzer, your account, monitoring laws, or anything else with your Ignition Interlock in Thornton, Colorado.

Excellent TrustScore of 4.7 out of 5