Re-Calibrations Available On and Off site Keep yourself going! When you need your device serviced or unlocked stop by and we’ll get you back on the road. Let us know ahead of time if you are arriving for a device repair or unfaulty lock. Things to know: Typically, your calibration should take 5-15 minutes.Calibrations help keep your device accurate and up to date.A log may be downloaded for your monitoring authority.Some companies charge per service, calibration, or unlock. Schedule Your Appointment! We are here to help! Interlocks Serviced: Smart Start Simple Interlock LowCost Interlock RoadGuard