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  • New Customers
    • RoadGuard’s Ignition Interlock Device
    • DUI Laws by State
    • What Is an Interlock?
    • Schedule Interlock Installation
    • State License Reinstatement
    • Ignition Interlock for Hearing Impaired or Deaf Drivers
    • Ignition Interlock Device Cost
    • Why RoadGuard Interlock?
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  • Existing Customers
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Discover the RoadGuard Interlock blog and learn about ignition interlock devices, DUI laws, and get safe driving and responsible drinking tips.

Ignition Interlock Tampering Detection: How Devices Catch Bypass Attempts

Ignition interlock tampering detection bypass: how modern devices detect tampering, the penalties involved, and why bypass attempts always fail.

Hybrid Vehicle Ignition Interlock Installation: Complete Compatibility Guide

Hybrid vehicle ignition interlock installation guide: which hybrid models support an IID, what shops are certified, and what to expect on install day.

Interlock Device and Insurance: Does It Affect Your Rates or Coverage?

Ignition interlock insurance rates and coverage explained: how the device affects your premium, SR-22 interplay, and what to tell your insurer.

Ignition Interlock Lease vs Buy: Understanding Your Payment Options

Interlock lease vs buy payment options explained: monthly cost comparison, what each model includes, and which makes sense for your situation.

Early Interlock Removal Eligibility: Can You Get Off Early and How?

Early interlock removal eligibility requirements: which states allow it, how clean your record must be, and the process to file for early removal.

Transferring Your Interlock to a New Vehicle: Step-by-Step State-by-State Process

Transfer interlock device new vehicle process: state-by-state steps to move your IID to a new car, paperwork required, and how to avoid violations.

Interlock Camera Footage: Who Can See It and What Privacy Rights You Have

Interlock camera footage privacy: who can see the recordings, how long they’re stored, and your rights about what gets shared with the court.

Interlock Device Mouthwash and Food Triggers: Complete List of False Positive Sources

Mouthwash food triggers interlock false positive sources: the complete list of everyday items that can trigger your device and how to avoid them.

Rolling Retest While Driving: How to Safely Handle Your Interlock

Rolling retest while driving an ignition interlock-equipped car: how to safely pull over, what your device expects, and how to avoid a violation.

Electric Vehicles and Ignition Interlock Devices: Tesla and EV Compatibility 2026

Electric vehicle Tesla ignition interlock compatibility: how IIDs install on EVs in 2026, what works, what doesn’t, and how to find an EV-certified shop.

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