How to Open Your 2017 Buick LaCrosse Key Fob and Change Battery

How to Open Your 2017 Buick LaCrosse Key Fob and Change Battery

Key fob allow access to your Buick. When the key battery is dead or weak you’ll not to be able close doors remotely. Yes, it is possible to change the battery in your remote key fob by yourself. Everything you need is explained in this article.

What is the battery keyless entry remote require

Before going to open key fob check all that you need: one CR2032 battery and flat head screwdriver.
  • 1xCR2032 battery
  • flat head screwdriver

Step by step instruction

Inside of your keyless entry remote installed button cell battery. Open key first, and then try to pry apart the key fob.

Accurately try to open your key with flat head screwdriver. Remove 1 CR2032 battery with flat head screwdriver.

Get new battery and install it in keyless entry fob's shell. Every battery has a negative and positive side and if you put the wrong connector down, the charge cannot go into your circuit board and make it work. Check position on battery, by "+" mark.

After the new battery installed, verify key fob by pressing buttons. If all functions works, assemble your keyless entry fob's shell in reverse order.

The last thing to do is put your cover back on fob. Gently try to assemble the two halves in place by hands from top to bottom. If your fob case firmly closed, we done. If not, repeat the last step.

Key Fob Battery Replacement 2017 Buick LaCrosse Video

Buick key fob battery replacement, version two, updated.

Still not working? Buy new one

Frequently Asked Questions

Remote key fob of Buick LaCrosse require 1xCR2032 batteries. Most CR2032 batteries are under $5 build upon the size packaging, brand and type you buy. You can take old battery to the store, with you to find a proper replacement.

Usually, after keyless entry remote battery replace, you do not need to reprogram. Keyless entry remote reprogramming procedure often described in user's manual of your vehicle.

Yes, you can replace battery in your 2017 Buick LaCrosse key yourself. Most difficult part is to disassembly keyless entry fob's case. It's pretty simple with our step by step guide.

The cost to change the battery in remote key fob can run anywhere from $30 to as high as $500 depending on the car and the service pricing.

Remote key fob batteries in Buick LaCrosse should be changed once in three or four years, but this will differ based on usage and battery quality. If your remote key fob shortened signal strength, you should replace batteries before it stop working and make problems for you.

If your car key fob buttons not working, has low key battery indicator on dashboard, fob's battery more than 4 years old or need multiple clicks to unlock or lock doors, in most cases battery change in keyless entry remote needed. Installed battery is dead with a high probability, but if it's not help to fix issues, key fob replace or repair required.
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Fob Compatibility:

  1. FCC ID: HYQ4EA
  2. Models: 2017-2019 Buick LaCrosse