How to Unlock a Car Using a Credit Card: A Guide to Unlocking Your Car in an Emergency

Published on Mar 10, 2025

How to Unlock a Car Using a Credit Card: A Guide to Unlocking Your Car in an Emergency

There’s nothing quite as frustrating as getting locked out of your car, especially when you’re in a rush or in a remote location. A common DIY method people often turn to is unlocking the car using a credit card. While this technique is widely seen in movies and TV shows, I’ll be the first to admit that it’s not always as easy as it seems. I’ve tried this method myself during an emergency, and while it does work in some situations, there are important things to consider before trying to unlock your car this way. Let me walk you through the process, the risks, and why you might want to think twice before attempting it yourself.

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Pick Your Part - Help Yourself

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1. Can You Really Unlock a Car with a Credit Card?

Yes, it is possible to unlock a car with a credit card, but it depends on the type of lock system your vehicle has. Many people mistakenly believe that all cars can be unlocked using this method, but newer models are equipped with advanced security features that make it much harder, if not impossible, to unlock a car this way. I’ve found that the credit card trick works best for older cars with traditional locking mechanisms, such as those with a spring latch. If you’re dealing with a newer vehicle, this method might not work at all, and attempting it could potentially damage your door or lock mechanism.

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Pick Your Part - Greer

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1.1. How Does the Credit Card Method Work?

The basic idea behind unlocking a car with a credit card is to manipulate the latch inside the car’s door. In older vehicles, there’s usually a small space between the door and the frame where you can insert a flexible object—like a credit card—and slide it down to push the locking mechanism. The trick is to wiggle the card between the rubber seal and the door while applying pressure to the latch mechanism. If done right, you can unlock the door without damaging it, and it won’t take long to get back on the road.

1.2. What Kind of Cars Can Be Unlocked with a Credit Card?

I’ve had success with unlocking older cars this way—particularly models from the ‘90s and early 2000s. These cars typically have a simple locking mechanism that’s not as foolproof as modern systems. In these cases, the credit card method works because there’s just enough room to maneuver and unlock the door. But, as I learned after several attempts, newer cars, especially those equipped with electronic keyless entry systems, will likely have thicker door frames and security features that render this method ineffective. So, while this might work for older models, you should keep in mind that it’s a hit or miss depending on your car’s age and technology.

2. The Step-by-Step Process for Unlocking a Car with a Credit Card

If you find yourself locked out of your car and you’re feeling adventurous, here’s how you can try to unlock your car using a credit card. As always, proceed with caution and know when to call a professional if you’re not getting anywhere. I’ll be the first to admit, this method isn’t always as glamorous as it seems in movies, but in my experience, it can be effective if done right.

2.1. What You’ll Need

To attempt unlocking your car, you only need a few basic things:

  • A flexible, sturdy card: Ideally, you’ll want to use a credit card or something similar, such as a library card or store card. Avoid using a debit card, as it may be more flexible and prone to breaking.
  • A thin object (optional): You can use a small tool like a shim or a thin, flat object to create a little gap between the door and the frame if the gap is too tight for your card.
  • Patience: This method can take a little time, so be prepared to try a few times before it works.

2.2. How to Unlock the Car

Here’s the step-by-step process:

  1. Step 1: Insert the credit card between the door frame and the rubber seal. Wiggle it gently into the space between the door and the body of the car.
  2. Step 2: Apply some pressure to the card while you attempt to slide it downward. This is where the credit card’s flexibility comes into play, as it should bend enough to fit inside the door frame.
  3. Step 3: Use the card to push the locking mechanism. The goal is to slide the card down until it reaches the latch inside the door. You may need to angle the card slightly to hit the locking mechanism just right.
  4. Step 4: With a bit of patience, try pulling the card back while pushing on the door. If you’ve done everything correctly, the latch should pop open, and you can unlock the door.

2.3. When to Call for Professional Help

If you’re unable to unlock the door using this method or you feel like you’re damaging the door or lock, it’s time to call in a professional locksmith. I’ve had moments where I tried and failed, and I quickly realized that forcing the card further could cause permanent damage to the lock. In these cases, it’s best to call for expert help instead of risking a costly repair later on.

3. Potential Risks of Using a Credit Card to Unlock a Car

While it may seem like a simple fix, using a credit card to unlock a car can actually come with several risks. After a few failed attempts, I realized that I could damage the lock or door frame, which could lead to more expensive repairs down the road.

3.1. Risk of Damaging the Locking Mechanism

One of the biggest risks when trying to unlock your car with a credit card is damaging the locking mechanism inside the door. If you push too hard or use the wrong angle, you could end up misaligning the mechanism, which can make it impossible to use the key or fob to unlock the door in the future. I’ve learned that trying to force the card into the wrong position can cause these issues, so it’s crucial to stop if things don’t feel right.

3.2. Risk of Breaking the Credit Card

Another risk is that the credit card might snap, especially if you’re applying too much force. I’ve seen it happen to others, and it’s not a pleasant experience. This is why I always use an old card that I don’t mind getting damaged in the process.

3.3. Difficulty with Newer Car Models

As mentioned earlier, this method works best on older cars. Modern vehicles, especially those with keyless entry and electronic locking systems, are far more difficult to unlock with this technique. I’ve had friends try the card method on newer cars and fail miserably. The advanced security features simply don’t allow it to work, and they’ve ended up calling a locksmith instead.

4. Alternative Methods for Unlocking a Car

If the credit card method doesn’t work, there are several other alternatives you can try. One option is calling a professional locksmith, who has the tools and expertise to unlock your car without causing damage. Many towing services also offer lockout assistance, and they can come to your location quickly to help you get back into your car. If you’re frequently in situations where you might lock yourself out, it’s worth investing in a spare key or a remote unlocking service to avoid the hassle in the future.

5. Conclusion

While unlocking your car with a credit card can be a quick fix in certain situations, it’s important to understand when it’s safe to try and when to call in the pros. As I’ve learned, this method works best on older vehicles with traditional lock systems, and it requires patience and caution. If you’re in doubt, don’t risk damaging your vehicle—reach out to a professional locksmith or towing service that specializes in lockouts. Sometimes, a little extra help is all you need to get back on the road safely.

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