How to Replace the Battery in a 2002 Cadillac Eldorado Key Fob

How to Replace the Battery in a 2002 Cadillac Eldorado Key Fob

Key fob grant access to your Cadillac. If the key fob battery is dead you’ll not to be able close doors from distance. In this post, we outlined how to disassembly your key fob and replace your Cadillac key battery step by step.

What type battery keyless entry remote use

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

Step by step guide

A small button cell battery installed in the your remote key fob. Gently try to open your fob with hands or flat head screwdriver. Replace one CR2032 battery with flat head screwdriver.

Get new battery and install it in keyless entry fob's case. Be sure to connect the battery the right way around in a circuit. Your keyless entry remote will not work if you put battery wrong way.

Before assembling keyless entry fob's case, make sure that all functions works by pressing buttons on circuit board.

The last thing to do is put your cover back on fob. Carefully try to assemble the two halves together by hands from top to bottom. If your keyless entry remote case tightly closed, we done. If not, repeat the last step.

How to replace the battery video instruction

How To Replace Cadillac Deville Key Fob Battery 2001 - 2005

Still not working? Buy new one


Key fob of Cadillac Eldorado use 1xCR2032 batteries. Most CR2032 batteries are under $6 build upon the type, brand and size packaging you buy. You can take old battery to the store, with you to find a proper replacement.

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

Yes, you can change battery in your 2002 Cadillac Eldorado key yourself. Most difficult part is to disassembly fob’s case. It's pretty easy with our instruction.

Auto repair shop's cost for change the battery in remote key fob is from $30 to as high as $500 depending on the brand.

Key fob batteries in Cadillac Eldorado should be changed once in 4 years, also this will vary based on frequency of use and quality. If your remote key fob reduced signal strength, you should replace batteries before it stop working and make problems for you.

If your Cadillac key fob buttons not working, signal strength reduced, need multiple clicks to unlock or lock doors or has low key battery indicator on dashboard, it's probably battery replace inside key fob needed. Currently installed battery is discharged with a high probability, but if it's not help to fix issues, keyless entry remote change or repair needed.
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Fob Compatibility:

  2. Models: 2001-2002 Cadillac Eldorado