Customer Care

We pride ourselves on providing the highest level of customer service in our industry. We realize that this may be a difficult time for you, and we promise to help you through the process of regaining your driving privileges while respecting your privacy and treating you with dignity. Our highly skilled, courteous and professional staff will assist you as you choose an ignition interlock system. We will teach you how to use it and will answer your questions for as long as you have the system installed in your vehicle.


We are proud to offer our customers:

  • Over 3,500 service locations nationwide
  • Emergency Service
  • Experienced, knowledgeable and courteous Customer Service Representatives
  • The most advanced and easy-to-use interlock device available

Training Video

FR9000 Training Video (English)

WC9000+ Training Video (English)

FR9000 Training Video (Spanish)

Service Centers

Click on a highlighted state to see its current install centers.

  • Our Service Centers provide installation, calibration, wiring diagnostics and removal services.
  • Contact Sens-O-Lock of America Customer Care for technical support and all other product or account support inquiries.
  • If you would like to find the installation center nearest to you, check out our Installation Center Locator here.