Ignition Interlock
in Downey, California

Ride with Smart Start
& get back on the road


  • California’s #1 Ignition Interlock Program
  • Low-price, 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.

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

If you have been charged with a DUI, we offer more than just the best Ignition Interlock Device in Downey, California. Our caring, compassionate specialists are dedicated to helping you complete your car breathalyzer requirement.

Outstanding customer care makes the best Ignition Interlock program in Downey, California even better. We’ll be with you right from the beginning with the services and support you need at any of our California service centers. Trust Smart Start and schedule an installation appointment now.

Ignition Interlock Locations in Downey, California

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

  • The DUI Experts

    13507 Telegraph Rd
    Ste A
    Whittier, CA 90605

    Schedule your installation here

  • Amador Tax Service

    317 1/2 W Arbor Vitae Street
    Inglewood, CA 90301

    Schedule your installation here

  • Dynasty Auto Registration

    607 Glendora Avenue
    La Puente, CA 91744

    Schedule your installation here

  • Obsidian Motors and Repair

    11711 Colima Road
    Whittier, CA 90604

    Schedule your installation here

  • Xtreme Motorsports

    19042 San Jose Avenue Street L
    Rowland Heights, CA 91748

    Schedule your installation here

  • D MotorSports Custom Creations

    13505 Telegraph Rd
    Whittier, CA 90605

    Installation & Service Appointments

  • Estrella Insurance

    3809 W 3rd St
    Los Angeles, CA 90010

    Schedule your installation here

  • WI Ignition Interlock Devices

    2960 Saturn Street
    Unit H
    Brea, CA 92821

    Installation & Service Appointments

  • CCM Auto Registration Services

    14020 Lambert Road
    Whittier, CA 90605

    Schedule your installation here

  • Prestige Audio Customs

    215 S. RAYMOND AVE
    Alhambra, CA 91801

    Installation & Service Appointments


    1385 E. Golden St.
    Compton, CA 90221

    Installation & Service Appointments

  • Brenda's Insurance Services

    1669 N Hacienda BLVD
    La Puente, CA 91744

    Schedule your installation here

  • Kurdi's Auto Care

    11861 Paramount Blvd
    Downey, CA 90241

    Installation & Service Appointments

Get the Cheapest Ignition Interlock Device in Los Angeles

Need the cheapest Ignition Interlock Device in Los Angeles? How about a provider who can also offer same-day Interlock installations, and offers the lowest pricing?

Smart Start delivers all these perks and more as Southern California’s most reliable Ignition Interlock! That’s why we are California’s best Ignition Interlock provider for many drivers who need a car breathalyzer to reinstate their driving privileges because of a DUI.

If you’re ready to install the cheapest Ignition Interlock Device in Los Angeles now, reach out to Smart Start. We provide the best pricing without compromising the quality of our devices or service. The price you see is what you get! There are no hidden fees or long-term contracts with Smart Start.

Schedule today at (800) 831-3299 or fill out the form at the top of this page.

Why choose Smart Start, the cheapest Ignition Interlock Device in Los Angeles?

Smart Start won’t let you down when it comes to amazing customer service and a discreet Ignition Interlock Device. We won’t hamper your everyday routine because we provide a small, easy-to-use car breathalyzer!

Los Angeles is a sprawling area, but that’s why Smart Start offers so many convenient service locations throughout Los Angeles, whether you’re in the northwest near San Fernando or down southwest toward Inglewood.

Smart Start also provides bilingual, 24/7/365 customer service. From our Customer Care Center and skilled technicians, all the way down to our paperwork, if you are a Spanish-speaking client, we have your back!

Smart Start also provides Ignition Interlock mobile services in Los Angeles. After scheduling your appointment, we arrive wherever you live or work and install the car breathalyzer into your vehicle! Like a typical installation appointment, our friendly technician will provide you the right paperwork and train with you until you are comfortable taking the Ignition Interlock breath tests.

With Smart Start, you’ll be well on your way to driving again. Remember that if you have any Ignition Interlock questions or need help navigating the California DUI process, we’re here for you at (800) 831-3299. Our Customer Care specialists are available all day, every day, including weekends and holidays.

Install a Smart Start Ignition Interlock Device in Southern California today

Need to get back on the road with an Ignition Interlock Device? We’re ready to help! Call (800) 831-3299 or fill out the form at the top of this page to schedule your installation appointment.

Excellent TrustScore of 4.7 out of 5