What is an interlock device and how does it work?

An interlock device is a breathalyzer installed in a vehicle that measures the driver's blood alcohol concentration (BAC). If the BAC exceeds a preset limit, the vehicle will not start.

What are the installation requirements for an interlock device?

Installation typically requires a certified technician and may vary by state regulations. You'll need to provide your vehicle's information and possibly proof of court order or prior offenses.

How long do I need to have an interlock device installed?

The duration for having an interlock device installed generally depends on state laws and individual circumstances, often ranging from six months to several years.

What services do you offer regarding interlock devices?

We provide installation, calibration, and removal services for interlock devices, along with ongoing monitoring and maintenance to ensure compliance with state regulations.

What are your business hours for interlock device services?

Our business hours are Monday to Friday from 9 AM to 5 PM, and we offer limited Saturday appointments upon request.

How can I contact you for more information?

You can reach us via phone at (555) 123-4567 or email us at info@interlockservices.com. We also have a contact form on our website for inquiries.

What is your policy on missed appointments?

If you miss an appointment, we recommend contacting us as soon as possible to reschedule. A cancellation fee may apply if you do not notify us at least 24 hours in advance.

Will my insurance cover the cost of the interlock device?

Coverage for interlock devices varies by insurance provider and policy. We recommend checking with your insurance company to see if they cover installation and monitoring costs.

Are there any additional fees associated with interlock device services?

Yes, there may be additional fees for calibration, maintenance, and removal services. We provide a clear breakdown of all potential costs before installation.

Best Interlock Device Reviews (Jan 2026): Is It Legit?

How it compares

Same method for every company: overall rating, legitimacy checks, the average rating of reviews mentioning each area and the 6-month trend · Vehicles & Transportation.

Overall rating and review count for this company and similar companies
Company	Overall	Legit	Trend	Reviews
Best Interlock DeviceThis company	—	0 out of 100	—	0
BJS Home Delivery	4.5 out of 5 (good)	100 out of 100	—	1,999
DB Schenker Sverige	4.1 out of 5 (good)	100 out of 100	—	1,000
ThePackengers	4.4 out of 5 (good)	100 out of 100	—	1,000
Tesla	1.9 out of 5 (poor)	100 out of 100	—	1,000