How to Replace the Battery in a 1989 Buick Regal Key Fob

How to Replace the Battery in a 1989 Buick Regal Key Fob

Keyless entry remote allow easy access to your auto. If the key fob battery is weak or dead you will lose your keyless entry fob's ability to control remote functions. It's not difficult to change the battery in your keyless entry remote DIY. Everything you need is outlined below.

What type battery does 1989 Buick Regal key fob take

Changing batteries in remote key fob require flat head screwdriver and 2 CR2016 batteries. Prepare these materials and tools before opening and make sure to match the type of your keyless entry fob's batteries.
  • flat head screwdriver
  • 2xCR2016 batteries

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

Inside of your remote key fob installed tiny coin cell battery. Accurately try to disassemble your keyless entry remote with hands or flat head screwdriver. Change 2xCR2016 batteries with flat head screwdriver.

Replace old batteries with new one CR2016. Battery must be installed with the same polarity as was an old. Your key fob will not work if you by mistake place battery wrong way.

After the new batteries installed, check key fob by pressing buttons. If everything working properly, assemble your keyless entry fob's body in reverse order.

The last thing to do is put your cover back on fob. Accurately try to put the pieces together by hands from top to bottom. Check your key fob body for gaps. If it is not firmly closed try to repeat last step.

Video of keyless entry remote disassembly

How To Replace A 1989 - 1996 Buick Regal Key Fob Battery

Still not working? Buy new one


Key fob of Buick Regal use 2xCR2016 batteries. Most CR2016 batteries are under $5 depending on the type, brand and size packaging you buy. Take your old battery to the store, to find a proper replacement.

Often, after key fob battery replace, reprogramming not required. Keyless entry remote reprogramming procedure often described in user's manual of your vehicle.

Yes, you can replace battery in your 1989 Buick Regal remote key fob yourself. Most hard part is to disassembly fob’s case. It's pretty simple with our instruction.

The price to change the battery inside remote key fob is from $30 to as high as $500 depending on the make and the service station.

Keyless entry remote batteries in Buick Regal should be replaced once in three years, although this will differ based on their amount of use and battery quality. If your keyless entry remote reduced signal strength, you should replace batteries before it stop close doors and make problems for you.

These signs will warn you that it's possible time to change battery in your 1989 Buick Regal: signal strength reduced, key fob buttons not working, low key battery indicator on dashboard and multiple clicks to unlock or lock doors required.
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Fob Compatibility:

  1. FCC ID: ABO0103T | ABO0104T
  2. Models: 1989-1996 Buick Regal