3.8 
Business Hours
M-Sa 10am-7pm, Su Closed (Online Service Hours- 24 hours a day)
Accepted Payments
American Express, Check, Discover, Financing, MasterCard, Visa
Intoxalock Ignition Interlock Verified by Yext
Listed In: Auto Inspection & Emissions Testing Service providers
Intoxalock is the no. 1 ignition interlock device brand in the U.S., and Intoxalock Ignition Interlock in Dallas, TX is here to help you get back on the road after a DUI. Intoxalock has more locations than any other provider, and we can find an interlock installation location near you. We will… Intoxalock is the no. 1 ignition interlock device brand in the U.S., and Intoxalock Ignition Interlock in Dallas, TX is here to help you get back on the road after a DUI. Intoxalock has more locations than any other provider, and we can find an interlock installation location near you. We will help you understand TX interlock, or IID, laws and regulations. Our interlock installation locations are staffed with certified professionals who will install and service your car breathalyzers. For 30 years, Intoxalock has been a trusted interlock ignition device provider. Call now to talk to a TX expert. Read more
By Elizabeth Dreisbach on September 14, 2026 Verified by Google
Superb service
By Baletta on March 9, 2026 Verified by Google
Been going there for 6yrs. Great place
By Chef K Broussard on September 10, 2025 Verified by Google
They overcharge for calibration. It’s only supposed to be $20 and they charge $40 just because.
By Juanita Calvillo on June 4, 2025 Verified by Google
Everyone was professional and polite.
By Marden M on September 26, 2024 Verified by Google
Excellent customer service.
Showing the overall rating from Google. Load more reviews to see individual Google reviews.
Powered by 
Intoxalock Ignition Interlock 3.8 out of 5.0 based on 10 user reviews.
Intoxalock Ignition Interlock
11311 Harry Hines Blvd, Dallas, TX
11311 Harry Hines Blvd, Dallas, TX
Additional Business Details
Similar Businesses See All
Brakes Plus
315 W Westchester Pkwy, Grand Prairie, TX (27 Km Away)
Travis Harris Garage
301 Moore St. SW, Ardmore, OK (143 Km Away)
Openway Logistics LLC
11444 N Stemmons Fwy, Dallas, TX 75229 (1 Km Away)