Home » Services Ignition Interlock Services we offer We are a certified NAPA Autocare Center with Nationwide Warranty offering full repair services for your vehicle, in addition to the great services for our ignition interlock system called The Determinator®. Free installation We provide free installation of The Determinator® No Early Termination Fee Enjoy the flexibility to cancel your ignition interlock services on your schedule. Full service repair shop No matter your need, we offer full in-house auto-repair services. Open 7 days a week Open and available for service every day of the week! Certified We are a certified ignition interlock installer by the state of Arizona. Discounts Interlock customers may receive discounts on auto repair services. Pricing You will never see ‘tiered’ pricing or hidden expenses and we offer the lowest rates! $75.00/month No charge to install Pay 12 months in full, receive 1 month free! No late fees to recalibrate your IID after it expires No cancellation fees Next: About Us