Colorado winters are hard on vehicles — and not just because of road conditions. Every year, we see an increase in:

• Vehicle break-ins
• Stolen catalytic converters
• Key fob failures
• Frozen locks
• Vehicles that won’t start because the anti-theft transponder system glitches in the cold

Here’s how to keep your vehicle secure and running all winter long.

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1. Protect Your Vehicle From Winter Break-Ins

Most winter vehicle thefts in Colorado are crimes of opportunity.

Common mistakes that lead to break-ins:

• Leaving the car warming up unattended
• Keeping a spare key in the glove box
• Parking in dark areas
• Storing tools, bags, or electronics in view
• Unlocked doors (surprisingly common during cold mornings)

Prevention tips:

✔ Warm your vehicle legally (no keys left in ignition)
✔ Keep valuables out of sight
✔ Install bright exterior lighting at home
✔ Add cameras pointing at driveways or parking spaces
✔ Lock doors every time — even for “quick” trips back inside

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2. Protect Against Key Fob Failures in Cold Weather

Cold temperatures drain battery power faster — especially in key fobs and transponder keys.

Signs your key fob is about to fail:

• Takes multiple button presses
• Weak range
• Delay before unlocking
• No response in freezing temps

Replace fob batteries every winter, before they leave you stranded.

If the fob still doesn’t work, it may need:

• Reprogramming
• Transponder re-sync
• A full replacement

We handle all three.

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3. Know the Signs of a Failing Ignition or Transponder System

Modern vehicles rely heavily on anti-theft immobilizers.
Cold weather exaggerates existing electrical issues.

Symptoms to watch for:

• Engine won’t turn over but lights work
• Dashboard reads “Key Not Detected”
• Vehicle starts, then immediately stalls
• Wiggling the key temporarily works
• The “security” indicator flashes

If any of these happen, you may have:

• A worn ignition cylinder
• A damaged chip key
• A misaligned transponder antenna
• A failing ignition switch

These issues get worse in winter — not better.

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4. Catalytic Converter Theft Prevention

Colorado remains a hot spot for catalytic converter theft.
It only takes 60 seconds for a thief to cut one off.

Security recommendations:

✔ Park in well-lit areas
✔ Install under-car cameras or driveway cameras
✔ Add catalytic converter shields/plates
✔ Engrave your VIN (deters resale)

We can install VIN plates and anti-theft measures on-site.

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5. Frozen Locks & Doors: What To Do (And NOT Do)

Do NOT pour hot water on frozen locks.
It damages seals, cracks glass, and makes refreezing worse.

Do this instead:

• Use de-icer spray
• Warm your key with your hands (not a lighter)
• Use graphite or lock-safe lubricants
• Check weather stripping for gaps
• Keep locks clean of ice and debris

If the lock is obstructed or frozen shut repeatedly, it may need lubrication or internal cleaning — we can help.

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Your Vehicle Is More Vulnerable in Winter—Let Us Help

We provide:
✔ Key fob programming
✔ Transponder key replacements
✔ Ignition repairs
✔ Vehicle lockouts
✔ Key cutting & duplication
✔ Broken key extraction

📞 Aurora: (303) 745-5500
📞 Parker: (303) 745-5000
🌐 arapahoesecurity.com

Stay safe, stay warm, and keep your vehicle protected.

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