How to Replace the Battery in a 2018 Buick Regal Key Fob

How to Replace the Battery in a 2018 Buick Regal Key Fob

If your auto remote key fob is no longer open doors correct, the battery likely must to be changed. It's not complicated to change the battery in your remote key fob DIY. Everything you need is explained in this article.

What type battery does 2018 Buick Regal keyless entry remote take

Prior to open remote key fob make sure that you have all recommended tools and materials: 1 CR2032 battery and flat head screwdriver.
  • flat head screwdriver
  • 1xCR2032 battery

Simple steps to change the battery in your Regal's remote key fob

A small coin cell battery installed inside the your key fob. Open the key if it is in the key fob.

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

Change old battery with fresh one CR2032. Battery must be placed with the same polarity as was an old. Your key will not work if you mistakenly put battery wrong way.

After the new battery installed, check key fob by pressing buttons. If all functions works, assemble your fob’s case in reverse order.

At this point squeeze fob’s back cover together. Line your case two halves together and put it together by hands from top to bottom. Check your key case for gaps. If it is not tightly closed try to repeat last step.

How to replace the battery video instruction

Buick key fob battery replacement, version two, updated.

Still not working? Buy new one

Frequently Asked Questions

Keyless entry remote of Buick Regal use 1xCR2032 batteries. Most CR2032 batteries are under $4-6 depending on the type, size packaging and brand you buy. Take your old battery to the store, with you to find a proper replacement.

Keyless entry remote in most of cases do not need to be reprogrammed after battery replace. If your key not working, recheck new battery voltage. If it is not help, read user's manual or contact local dealer.

Yes, you can replace battery in your 2018 Buick Regal key yourself. Most hard part is to disassembly keyless entry fob's case. It's pretty easy with our instruction.

The price to change the battery in key fob is in range from $30 to as high as $500 depending on the car and the service pricing.

You should change batteries inside remote key fob of modern cars at least once in three years. lifespan of battery vary on usage time, quality and operating conditions. Famous brands cells usually will last longer.

If your car need multiple clicks to unlock or lock doors, has low key battery indicator on dashboard, fob's battery more than 4 years old or signal strength reduced, it's probably battery replace inside key fob required. Currently installed battery is dead or weak with a high probability, but if it's not fix problem, remote key fob change or repair required.
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Fob Compatibility:

  1. FCC ID: HYQ4EA
  2. Models: 2018 Buick Regal