AZ Interlock

Montgomery county's only Interlock installer with drive thru service, full automotive shop and direct contact with probation departments.

AZ Interlock

  • Fast Service

    Unlike other Interlock installers, AZ Interlock has all the parts and equipment in stock 24x7x365. Don't let your DWI keep you from getting back on the road. Call us and get your Interlock professionally installed today.

  • Drive Thru

    AZ Interlock offers the only drive thru Interlock service in Montgomery County. You do not need to exit your car to upload the interlock data. We even have extended office hours to make it as convenient as possible.

  • Foreign and Domestic

    We have expertise in Interlock installation for both foreign and domestic cars. Our full service automotive garage has the latest equipment. You can trust AZ Interlock with your car.

  • DWI Probation

    We have a unique working relationship with the Montgomery county (Conroe, The Woodlands, Willis) probation departments. Our ability to work directly with the probation departments will save you time and money.




103 Hilbig
Conroe, TX 77301