4 Ways to Protect Your Car From Theft This Summer

Key Takeaways

• US car theft hit a decades-long low in 2025, down 23% from 2024
• Hyundai and Kia software fixes closed the 'Kia Challenge' vulnerability that enabled USB-cable theft
• Physical deterrents like steering wheel locks and Faraday pouches remain effective against opportunistic thieves

Car theft in the United States hit a decades-long low in 2025. The National Insurance Crime Bureau reports a 23% drop from 2024, driven largely by two factors: Hyundai and Kia's software patches that closed a widely exploited vulnerability, and coordinated law enforcement efforts that caught the people responsible for a disproportionate share of thefts.

The vulnerability in question was the infamous 'Kia Challenge,' a social media trend that showed thieves how to start certain Hyundai and Kia models with nothing more than a USB cable. That loophole is now closed, but the risk never drops to zero. Summer vacations create ideal conditions for car theft: unfamiliar streets, airport parking lots, garages where your car sits unattended for days.

Thieves take the path of least resistance. Make your car harder to steal than the one parked next to it, and they'll likely move on.

1. Never Leave Your Car Running Unattended

This sounds obvious. It's also one of the most common ways vehicles get stolen in warmer months. People leave cars running to keep the AC going while they grab coffee or run into a store. In some states, this is also illegal.

The Hyundai Elantra remains a prime target for thieves who were initially motivated by the viral social media trend. Always turn your ignition off, even if you're stepping away for 30 seconds.

2. Use a Physical Steering Wheel Lock

Old-school deterrents still work. A visible steering wheel lock signals to thieves that your car will take more time and effort to steal. That extra friction often pushes them to find an easier target.

Steering wheel locks cost $20 to $50 and take seconds to install. They won't stop a determined professional, but most car theft is opportunistic. The goal is to be more trouble than the next car.

3. Store Your Key Fob in a Faraday Pouch

Relay theft is a real threat. Criminals use signal amplifiers to capture your key fob's radio signal through walls and windows, then relay it to an accomplice standing near your car. The car thinks the key is present and unlocks.

A Faraday pouch blocks these signals. When you're home, drop your keys in the pouch. When you're at a hotel, same thing. These pouches cost under $15 and eliminate one of the more sophisticated theft methods.

4. Choose Parking Carefully

Where you park matters as much as what you do with your keys. Well-lit areas with foot traffic are harder to work in unnoticed. Security cameras add another layer of deterrence.

At airports, pay the extra few dollars for a lot with attendants and surveillance. In cities, avoid street parking in residential areas where your car will sit unwatched overnight. Hotel parking garages with controlled access are worth seeking out.

Why Hyundai and Kia Were So Vulnerable

The 'Kia Challenge' went viral in 2022 and 2023. Videos showed how certain Hyundai and Kia models could be started using a USB cable due to missing immobilizer technology. The manufacturers have since pushed software updates that close this gap, but older, unpatched vehicles remain at elevated risk.

If you own an affected Hyundai or Kia, check whether your vehicle has received the software update. Dealers can install it if it hasn't been applied.

Frequently Asked Questions

How much did car theft drop in 2025?

According to the National Insurance Crime Bureau, US car theft fell 23% from 2024 to 2025, hitting a decades-long low.

What was the Kia Challenge?

A viral social media trend that showed how to start certain Hyundai and Kia models using only a USB cable. The manufacturers have since released software fixes.

Do steering wheel locks actually work?

They won't stop a professional thief with tools and time, but most car theft is opportunistic. A visible deterrent often pushes thieves toward easier targets.

What is relay theft?

A method where criminals amplify your key fob's signal to unlock and start your car remotely. Faraday pouches block these signals when you're not using your keys.

Which cars are most likely to be stolen?

Hyundai and Kia models from 2011-2021 were heavily targeted due to the USB vulnerability. Older Honda Civics and Accords also remain popular theft targets.

Source: How-To Geek