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Schedule an Interlock Device Installation in Fort Worth

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& get back on the road

 

  • The leading Ignition Interlock Program in Texas
  • Low-price, with no hidden fees
  • Fast installation with same-day available
  • 24/7/365 Multilingual Customer Care

 

 

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Ignition Interlock in Fort Worth: We're Always Here for You

From $1.99/Day* - No Long-Term Contracts

From $1.99/Day* - No Long-Term Contracts

Bi-weekly payment options designed to fit your budget.

Ignition interlock Costs
3,000+ Locations - Same Day Install

3,000+ Locations - Same Day Install

Quick installs by skilled technicians at convenient U.S. locations.

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Discreet, Easy-to-Use Devices

Discreet, Easy-to-Use Devices

Reliable, hygienic devices with guided tests and easy English-Spanish switching.

Smart Start devices
24/7 Knowledgeable State Program Experts

24/7 Knowledgeable State Program Experts

Multilingual support trusted by over 1 million people, ready when you need us.

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Ignition Interlock Locations in Fort Worth, Texas

Let’s get started with an installation for your motor vehicle that fits your schedule, at one of the convenient locations below.

Interlock Device

Ignition Interlock in Texas is More Than a Device. It's a Program.

If you’re searching for a car breathalyzer after a DWI or DUI, we offer the best Ignition Interlock Device your area. We will help you successfully complete your car breathalyzer requirement with support from caring, compassionate specialists who understand everything you need to know about Ignition Interlock in Texas.

However, you’ll be getting more than just an Ignition Interlock Device. We’ll be with you right from the beginning with the services and support you need from24/7/365 Customer Care to make your Ignition Interlock program as easy as possible.

Schedule an installation appointment now at any of our Ignition Interlock locations in Dallas-Fort Worth.

(800) 831-3299

The Most Discreet Ignition Interlock Devices in Fort Worth, Texas

Smart Start’s car breathalyzers were designed to be court compliant while keeping the user’s needs in mind. We understand the desire for privacy during this difficult time, so our Ignition Interlock Device is small and discreet.

The black exterior allows you to conceal it easily in your motor vehicle, but size doesn’t dictate function! Our Ignition Interlock Device can read your alcohol-free test in less than one second, so you can get back on the road quickly.

The Best Customer Care

When you choose the cheapest Ignition Interlock Device, you’re choosing the 24/7 bilingual support of our Customer Care Center and the expertise of our local technician teams. Call (800) 831-3299 or complete the form at the top of this page to enlist Smart Start as your program partner. We’ll put the wheel back in your hands.

(800) 831-3299

Questions about Ignition Interlock Devices in Fort Worth, Texas

Calibration is required regularly to ensure your IID is working properly. In Fort Worth, we offer convenient service appointments to calibrate your device. The frequency of calibration is defined by Texas regulations. Generally, every 30-90 days.

Yes! Smart Start offers same-day installation appointments at many of our Fort Worth-area locations, subject to availability. We understand the urgency of meeting program deadlines, so we work to accommodate your schedule and get you back on the road as quickly as possible.

Smart Start offers several convenient installation locations throughout Fort Worth and the surrounding areas. Our local service centers are staffed by experienced technicians who provide fast, professional installations. To find a location near you, visit our location finder or call our 24/7 Customer Care team for assistance.

Smart Start offers affordable Ignition Interlock solutions in Fort Worth. See our Interlock Device cost guide for Texas to learn more.

An Ignition Interlock Device (IID) prevents a vehicle from starting if it detects alcohol on the driver’s breath. The driver blows into the device, and if their breath alcohol content is below the programmed limit, the car will start. You’ll also have to complete periodic retests after starting your vehicle to ensure continued compliance. Learn more about how IIDs work with our complete guide.

In Texas, an Ignition Interlock Device (IID) may be required after a DUI. See our complete guide for information on IID laws and more in Texas.

Smart Start ignition interlock device

See What Everyone Says About Our Ignition Interlock

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January 14, 2026
"Shawna was GREAT. "
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January 14, 2026
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