Fantastic!
Tawanda went above and beyond 2 times on the phone with me. She helped me have a better understanding of my situation, which is pretty confusing, and was a pleasure to deal with. Thank you, Tawanda!
By Shannyn
Sunday, November 8, 2026 · Customer reviews of US businesses
The Fair Hearing score
Great
813 reviews
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Guardian Interlock provides ignition interlock systems (also known as "blow and go" or "car breathalzyer" for people who need or want them after a DUI/DWI arrest. We provide high quality services and devices to make the process of installing and using an interlock as easy as possible.
Guardian Interlock (guardianinterlock.com) has 813 customer reviews on The Fair Hearing, with an average rating of 4.0 out of 5.
813 approved reviews, newest moderated first
Tawanda went above and beyond 2 times on the phone with me. She helped me have a better understanding of my situation, which is pretty confusing, and was a pleasure to deal with. Thank you, Tawanda!
By Shannyn
great job. efficient, friendly, knows his business well, give him a raise and promotion.
By Albert
it was an enjoyable experience. I got what I needed easily and quickly
By Benjamin
to did a good job when I was way for me
By Mark
The call was quicker than I thought. Easy to work with. The associate was very friendly and knowledgeable. I handled all I needed in 5 minutes and got an appointment. Very satisfied.
By John
Phone attendant had answers for every question and was very pleasant to talk to.
By Lenoard
Tawanda was very informative and helpful in helping me get what I needed in order to guide me in the right direction to getting interlock device installed.i would highly recommend this company!
By Stephen
Michael over at Guardian was very helpful, thanks!
By FDR