You already know dead coins batteries will make unlocking your car difficult. Usually, the battery will start weakening and eventually stops working. The remote’s range will also gradually decrease when the remote stops functioning which would indicate that the batteries are dead.
All these are more than enough reasons why you should not wait for your Buick encore key fob battery to go off completely before replacing it.
Have you started receiving any low battery signals? Then follow the steps below on Buick key fob battery replacement to change your keyless entry remote key fob with absolute ease!
Here Is Why Your Buick Key Fob Battery Won’t Work
All Buicks manufactured before 2010 have key fob systems. It features advanced security features, built-in keyless access, and much more. Some Buick Encore also comes with a keyless entry remote that lets users lock and unlock their car using a keypad.
The most common reason the key fob won’t allow for a remote start or unlock doors in Buick Encore is an inefficient battery. Remote controllers can stop working in certain cases if the remote controls fail due to broken buttons, damaged batteries, water damage, or other damage. If your key fob doesn’t work your Buick battery might have died and need replacing. Usually, the key fob will be affected by the battery.
Is your Buick not unlockable because of dead keys? How do you replace key fob batteries? This article provides instructions on changing the Buick key fob battery.
We’ll discuss some important details about battery life, charging, and other things. If you need help with Buick Encore key fob battery replacement—you’ve come to the right place.
Scroll down to see which device you have and click on the corresponding video tutorial or read the detailed guide. The video and guidelines will show you everything you need to know to change your battery. You can experience a keyless entry system again!
For other Buick models, see our Buick key fob battery page.
| MODEL | FOB | YEARS | BATTERY | BUY BATTERY |
|---|---|---|---|---|
| Encore | Smart | 2017, 2018, 2019, 2020, 2021 | CR2032 | Check on Amazon |
| Encore | Flip | 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022 | CR2032 | Check on Amazon |
How to Replace the Buick Encore “Smart” Key Fob Battery (2017- 2021)
Watch the video below or keep reading for a step-by-step tutorial on Buick key fob battery replacement in your key fob.
What you will need:
- 1x CR2032 battery
- Flat-head screwdriver
How to Change the Buick Encore “Smart” Key Fob Battery
Total Time: 4 minutes
1. Flip key, press silver button, pull valet key
Flip the key over and pull out the valet key by pressing down the silver button behind the key.
2. Insert key, pry until click sound
Insert the valet key into the keyhole. Go into the slot slightly till you locate the notch inside the hole. Gently pry the notch and it would give a click sound.
3. Separate key with fingers
The fob key will pry open slightly after the click sound. Use your fingers to separate the key into two halves.
4. Pop out old battery with screwdriver
Separating the key in halves will give you access to the dead battery. Use a flathead screwdriver to pop out the old battery.
5. Install new CR2032 battery (-) down, click in place
Install the new battery with the positive side facing down. Note that the positive side is the side with texts. Put in the new battery and click it to place with your finger.
6. Reattach key fob, return valet key
Reattach the two pieces of the key fob back together and return the valet key.
You’re done! That was quite easy yeah? Your start button and other program on your key fob will now work perfectly well.
This is the battery you need for the Buick Encore “Smart” key fob:
How to Replace the Buick Encore “Flip” Key Fob Battery (2014-2022)
Scroll down to see the video below or keep reading for a step-by-step tutorial on how to change the battery in your key fob.
What you will need:
- 1x CR2032 battery
Step 1:
Flip out the valet key and turn the key fob to the back. Check for a little ridge in the space where the valet key was. Push up the ridge when you find it and the battery cover will come off easily.
Step 2:
Opening up the back cover will give you access to the dead battery inside the key fob. Locate the extra piece of plastic that holds the battery in place on the battery hole. Apply a little pressure by pushing the plastic and the battery will click right out.
Step 3:
Pull out the old battery and install the new battery with the positive side facing up. The positive side is the part with texts.
Step 4:
Now snap the battery cover back into place. Press round the back cover to ensure a snug fit.
That’s all it takes! Your fob remote is now as good as a new key! Your lock and unlock buttons will now work perfectly well.
This is the battery you need for the Buick Encore “Flip” key fob:
Frequently Asked Questions
What kind of battery is in a key fob?
Each car requires different battery types. Detailed details are usually provided in the Owners Manual. Most key fobs use 3-volt button cell batteries – typically the CR2032. The CR 2016 and CR1615 buttons can be charged with CR2025 and CR2450 buttons. Popular manufacturers who sell this key fob battery replacement are Duracell Energy and Panasonic.
Can I change the battery in my key fob myself?
Yes. Although automakers offer an extremely easy replacement of old batteries, you can always replace your key fob battery yourself. All you need are simple some tools and the key fob replacement battery. The price of the battery is about $10 in general.
What battery size does a Buick key fob use?
Most new Buicks use CR2102 batteries. It is suggested to use lithium batteries although NiCd batteries work too.
How long does a key fob battery last?
The key fob on a smart key may last between two and three years, while a normal key’s fob may last between four and six years. The difference lies in the number of times it is used.
Bottom Line
Smart keys are equipped with receivers and are required to maintain communication with the vehicle whenever the key is within or near the vehicle.
If your Buick Encore key fob batteries have stopped working, follow the above guides on Buick key fob battery replacement DIY and save yourself a dealership cost.