Smart Start Ignition Interlock

SMART START OF TN
211 Center Park Dr
Suite #3010
Knoxville, TN 37922

#1 Ignition Interlock from $1.99/day*. Same-day installation available

Book your install now

Hours of Operation:

Day	1st Hour Block	2nd Hour Block
Sun	Closed
Mon	9:00am - 5:00pm
Tue	9:00am - 5:00pm
Wed	9:00am - 5:00pm
Thu	9:00am - 5:00pm
Fri	9:00am - 2:00pm
Sat	Closed

Services at this Location:

Installations
Calibrations

Book an Installation

With the thousands of locations across the nation, 24/7 customer support, no hidden fees and the most reliable device on the market, Smart Start Ignition Interlock devices are hands-down the best way to get you back on the road fast.

Get a quick and easy IID installation with Smart Start! Get started today!

¡Obtenga una instalación rápida y fácil de IID con Smart Start! ¡Empieza hoy mismo!

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By providing your information and clicking “Book Your Install Now”, I authorize 1A Smart Start LLC and it’s franchisees’ to contact me at the phone number and/or email address above via phone, text, and/or email using multiple and periodic autodialed and prerecorded calls and texts for marketing purposes. Not a condition for purchase. Message and data rates may apply. To opt-out of texts, replay “STOP,” and to opt-out of emails click the email unsubscribe link.

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By providing my information and clicking “Book Your Install Now,” I authorize [Insert Legal Name of Franchisee, distributor, or affiliate] to contact me at the phone number above via phone and/or text using multiple and periodic autodialed and prerecorded calls and texts for marketing purposes. Not a condition for purchase. Message and data rates may apply. To opt-out of texts, reply “STOP”.

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Fast-Track Your Installation

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We can get you a quote faster if you fill out the information below.

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Or Call (865) 375-3164 Now!

¡O llame ahora al (865) 375-3164!

Why Choose Smart Start Ignition Interlock?

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

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

FIND A LOCATION

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

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

TALK TO A PROGRAM ADVISOR

#1 Ignition Interlock Device Provider at SMART START OF TN in Knoxville

Smart Start is your best choice for an Ignition Interlock Device (IID) that is reliable, affordable and accurate. Our devices take just seconds to perform tests, and our licensed service technicians provide you with the hands-on training you need to ensure the fastest results. Get back on the road again with a discreet, affordable, and easy-to-use IID. Smart Start has proudly provided 25 years of top-grade service, and our Customer Care Center is always available to help with any questions our clients may have.

The Knoxville branch of Smart Start Tennessee is in Suite 3010 on Center Park Drive. We look forward to serv-ing you!

Call us at (865) 375-3164 to schedule your installation appointment today. Can’t talk over the phone? We also have a simple online form that can be filled out in just minutes. Look for other convenient Smart Start locations in Knoxville, Sevierville, or throughout Tennessee.

Frequently Asked Questions

The overall cost of an Ignition Interlock Device is a combination of installation fees, monthly service fees, and removal fees. Exact pricing varies by state. To get a quote today, call (800) 831-3299 to speak with a friendly Program Advisor.

Once you have scheduled your Ignition Interlock Device (IID) installation with Smart Start, you will need to bring the following to your IID installation appointment in Tennessee:

Two valid forms of identification—one of which should include a photo of you.
Proof of residence.
Any and all court documents that may be relevant to your Ignition Interlock Device requirement or your restricted driving period.
Vehicle registration. If you do not own the vehicle on which you’re installing the Ignition Interlock Device, or if that vehicle is not registered to you, you will need to bring a letter of permission from the registered owner stating that you are allowed to install an Ignition Interlock Device on the vehicle.
The vehicle on which you’ll be installing an Ignition Interlock Device (IID).

If you have any additional questions or concerns about the installation process or what is required for a successful installation, please don’t hesitate to call our customer care team at (800) 831-3299. You can also click on the chat window below to begin a discussion with one of our customer care advocates.

You may be able to service your Ignition Interlock Device at any Smart Start service center nationwide. However, we strongly suggest checking with your state authority in Tennessee before seeking service outside of your state. Find the nearest Smart Start service center here.

Typically, you will need to service your Ignition Interlock Device (IID) once every 30-60 days or as determined by your jurisdiction in Tennessee.

Ignition Interlock Device violation criteria can vary by state. Any and all of the following may constitute a violation in Tennessee:

A skipped rolling retest
Tampering with the Ignition Interlock Device in any way
Any breath sample that registers a BrAC above .02 percent
Missing your scheduled IID service appointment

Learn more about Ignition Interlock Device violations.

In Tennessee, you can pay for your Interlock Device calibration via credit card at the Smart Start service center at the time of calibration or via the online Client Portal.

Nearby Locations

Polish Masters Auto Spa

207 Center Park Dr
Knoxville, TN 37922

CLOSED – Opens at 8:00am Mo

Services at this Location:

Installations, Calibrations

(833) 404-3127 More Details

Poplin’s Planet MARS

7100 Regal Ln
Knoxville, TN 37918

CLOSED – Opens at 8:00am Mo

Services at this Location:

Installations, Calibrations

(865) 292-0202 More Details

D & S Auto Repair and Recovery

102 Keene Street
Loudon, TN 37774

CLOSED – Opens at 9:00am Mo

Services at this Location:

Installations, Calibrations

(866) 509-1458 More Details

See What Everyone Says About Our Ignition Interlock

Excellent TrustScore Rating

July 11, 2025

"Very good thanks so much "

Victor M.

United States

July 11, 2025

"Very helpful and patient and took time to walk me through every step to make this easy"

Scott W.

United States

July 11, 2025

"Josie was fantastic!! She made the not so fun thing bearable "

Marcus Q.

United States

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Find a location near you!

Smart Start Ignition Interlock

Hours of Operation:

Services at this Location:

Book an Installation

Fast-Track Your Installation

Want to speed up the installation appointment process?
We can get you a quote faster if you fill out the information below.

Or Call (865) 375-3164 Now!

¡O llame ahora al (865) 375-3164!

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

3,000+ Locations - Same Day Install

Discreet, Easy-to-Use Devices

24/7 Knowledgeable State Program Experts

#1 Ignition Interlock Device Provider at SMART START OF TN in Knoxville

Frequently Asked Questions

Nearby Locations

Polish Masters Auto Spa

Services at this Location:

Poplin’s Planet MARS

Services at this Location:

D & S Auto Repair and Recovery

Services at this Location:

Get Started

Locations

Support

Partners

Contact Us

Find a location near you!

Smart Start Ignition Interlock

Hours of Operation:

Services at this Location:

Book an Installation

Fast-Track Your Installation

Want to speed up the installation appointment process?We can get you a quote faster if you fill out the information below.

Or Call (865) 375-3164 Now!

¡O llame ahora al (865) 375-3164!

Why Choose Smart Start Ignition Interlock?

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

3,000+ Locations - Same Day Install

Discreet, Easy-to-Use Devices

24/7 Knowledgeable State Program Experts

#1 Ignition Interlock Device Provider at SMART START OF TN in Knoxville

Frequently Asked Questions

How much does an Ignition Interlock Device cost in Tennessee? What are the fees?

What do I need to bring to my installation in Knoxville?

Where can I go for service? Anywhere, or just within my state?

How often does my IID need to be serviced in Tennessee?

What constitutes a violation in Tennessee?

How can I pay for calibration?

Nearby Locations

Polish Masters Auto Spa

Services at this Location:

Poplin’s Planet MARS

Services at this Location:

D & S Auto Repair and Recovery

Services at this Location:

See What Everyone Says About Our Ignition Interlock

Get Started

Locations

Support

Partners

Contact Us

Want to speed up the installation appointment process?
We can get you a quote faster if you fill out the information below.