Smart Start is Sherman, Texas’s Interlock Provider!
If you need to install an Ignition interlock in Grayson County, Smart Start can provide you with the most affordable, efficient and discreet Device in Texas.
Smart Start’s service hours are built on the utmost convenience. Hi-Tek Car Audio’s hours are Monday, Wednesday, Thursday and Friday from 10:30 a.m. to 6 p.m., and Saturdays from 10:30 a.m. to 2 p.m.
We are ready to help you through your Interlock program!
Call Smart Start today at (903) 259-3984 to schedule an appointment. You can also fill out our online form in minutes!