You can replace the car key fob battery at dealerships, auto parts stores, or battery specialty shops like Batteries Plus. Many big-box retailers like Walmart also offer this service. You can also buy the battery online and replace it yourself.
The car key fob is a modern convenience that allows for keyless entry, remote start, and other vehicle controls with the push of a button. However, like all battery-powered devices, car key fobs will eventually need a battery replacement. If your key fob is no longer working reliably—whether it’s slow to respond, has reduced range, or stopped working altogether—it may be time to replace the battery.
In this article, we’ll discuss where you can get your car key fob battery replaced, how the process works, and what you should expect.
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Where to Get Car Key Fob Battery Replaced
If the key fob is no longer working, the easiest solution is to replace the battery. Below are the most common places where you can get your car key fob battery replaced.
1. At Your Car Dealership
One of the most reliable places to get your key fob battery replaced is your car dealership. Dealerships are authorized to work with the specific make and model of your vehicle, meaning they will have the exact replacement battery needed for your fob. Additionally, dealerships have technicians trained to open and replace the battery safely without damaging the fob.
Pros:
- Professional service by trained technicians
- High-quality, manufacturer-recommended batteries
- Option to check for other issues with the key fob
Cons:
- Can be more expensive compared to other options
- Might require an appointment, leading to longer wait times
2. Auto Parts Stores
Many national auto parts chains such as AutoZone, O’Reilly Auto Parts, Advance Auto Parts, and NAPA offer key fob battery replacement services. These stores often carry a wide selection of coin-cell batteries and can help you find the correct battery for your key fob.
Pros:
- Affordable and quick service
- Often do not require an appointment
- Staff can help you identify and install the battery
Cons:
- Staff may not be specialized in key fob maintenance
- May not carry fobs or specialized batteries for all car brands
3. Battery Specialty Stores
Stores that specialize in batteries, such as Batteries Plus Bulbs and Interstate All Battery Center, also offer key fob battery replacement services. These stores are ideal if you want a wide selection of batteries and knowledgeable staff who can ensure you get the right battery for your fob.
Pros:
- Wide selection of batteries
- Staff expertise in battery replacements for a variety of devices
- Quick service, often taking just a few minutes
Cons:
- Slightly more expensive than DIY or retail stores
- Not all locations may carry every type of battery
4. Hardware Stores
Some local and national hardware stores, like Ace Hardware and True Value, also provide key fob battery replacement services. While hardware stores may not be the first place you think of, many carry a variety of batteries and have staff who can assist with the replacement.
Pros:
- Convenient if you live near a hardware store
- Affordable battery replacement services
Cons:
- Limited stock for specific car models
- May not always have trained staff for key fob replacements
5. Big-Box Retailers
Retailers like Walmart, Target, and Best Buy also carry key fob batteries and may offer replacement services at their automotive or electronics departments. Some big-box stores have battery kiosks where employees can assist in replacing the key fob battery.
Pros:
- Wide availability across the country
- Affordable prices for replacement batteries
- Convenient for one-stop shopping
Cons:
- May not have specialized staff for key fob maintenance
- Service availability may vary by store
6. Online Stores and DIY
For those who are comfortable doing the replacement themselves, you can purchase a replacement battery online from retailers like Amazon, eBay, or directly from battery manufacturers. Many key fobs are designed for easy battery replacement, and most models come with instructions on how to open the fob and replace the battery.
Pros:
- Cost-effective, with no labor fees
- Convenient, with home delivery of batteries
- Plenty of tutorials available online for various models
Cons:
- Risk of ordering the wrong battery type
- May damage the key fob if not handled properly
If you decide to replace the key fob battery yourself, here are a detail guide about key fob battery replacement.
Cost of Key Fob Battery Replacement
The cost of replacing a key fob battery can vary depending on where you go. Here’s a general breakdown of costs:
- Dealership: $20 to $50 (includes battery and labor)
- Auto Parts Store: $5 to $15 for the battery (installation may be free or cost a small fee)
- Battery Store: $5 to $20, depending on the brand and type of battery
- DIY: $3 to $10, depending on where you purchase the battery
Frequently Asked Questions
Here are some FAQs about replacing key fob battery –
1. How often should I replace my key fob battery?
Typically, a key fob battery lasts between 3 to 5 years. However, frequent use of the remote start feature or keyless entry may shorten battery life.
2. Can I replace my key fob battery myself?
Yes, replacing a key fob battery is a relatively simple process that most people can do themselves. Just ensure you have the right battery and follow the instructions in your vehicle’s manual.
3. Will my key fob need to be reprogrammed after changing the battery?
In most cases, you won’t need to reprogram your key fob after a battery replacement. However, some vehicles may require a quick reset, which can be done by following instructions in the vehicle’s manual.
4. What happens if my key fob battery dies while I’m driving?
If your key fob battery dies while driving, your car will continue to run normally. However, you may not be able to restart the vehicle or unlock it without replacing the battery or using a physical key.
5. Can a key fob drain the car battery?
A weak key fob battery itself won’t drain your car’s main battery, but in rare cases, malfunctioning electronics in the fob could potentially cause issues. Generally, the car battery should not be affected by a key fob battery.
Conclusion
Replacing a car key fob battery is a simple yet important task to keep your key fob functioning properly. Whether you choose to have it replaced at a dealership, auto parts store, or do it yourself, understanding your options can save you time and money.
Regularly checking and maintaining your key fob battery ensures your vehicle’s keyless features continue to operate smoothly and reliably. If you’re ever in doubt, consult a professional to avoid damaging the fob and incurring costly repairs.