Replace Key Fob Batteries

How to Replace the Battery in a 1991 Cadillac DeVille Key Fob

How to Replace the Battery in a 1991 Cadillac DeVille Key Fob

Keyless entry remote grant easy access to your auto. Once the key battery is dead you lose your keyless entry fob's ability to control remote functions. In this post, you will benefit from knowing how to disassembly Cadillac keyless entry remote and replace a weak battery yourself. If you gonna solve to do it at home near DeVille, use this guide, but don't forget to check everything you need before you start.

What size battery does 1991 Cadillac DeVille keyless entry remote take

Before beginning disassembly remote key fob be sure that you have all recommended tools and materials: 2xCR2016 batteries and flat head screwdriver.
  • flat head screwdriver
  • 2xCR2016 batteries

Step by step instruction

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

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

After the new batteries installed, verify key fob functionality by pressing buttons. If everything is functioning, assemble your keyless entry fob's case in reverse order.

At this point squeeze fob’s back cover together. Line your shell two halves together and put it together by hands from top to bottom. If your remote key fob shell firmly closed, we done. If not, repeat the last step.

Video of key fob disassembly

How To Replace Cadillac Deville Key Fob Battery 1991 1992 1993

Still not working? Buy new one

FAQ

Remote key fob of Cadillac DeVille use 2xCR2016 batteries. Most CR2016 batteries are under $5 depending on the size packaging, type and brand you buy. Take your old battery to the store, to be sure.

Key fob in most of cases reprogramming not required after battery change. If your remote key fob not working, recheck new battery voltage. Otherwise, read user's manual or contact local dealer.

Replacing your key fob battery is easy to do in 1991 Cadillac DeVille. Most of car manufacturers think of the clients and make a special hole for key fob open.

Auto repair shop's pricing for change the battery in keyless entry remote is from 50 to 600 dollars depending on the car.

Remote key fob batteries in Cadillac DeVille should be changed once in 3-4 years, but this will differ based on their amount of use and quality. If your key fob reduced signal strength, you should change batteries before it stop open doors and make problems for you.

These symptoms will alert you that it's perhaps time to change battery in your 1991 Cadillac DeVille: key fob buttons not working, low key battery indicator on dashboard, you didn't change battery more than 4 years and signal strength reduced.
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Contents:

  1. Battery Size and Tools
  2. Replacement Guide
  3. Video Instruction
  4. FAQ

Other Cadillac Models:

Fob Compatibility:

  1. FCC ID: ABO0104T | ABO0103T
  2. Models: 1991-1993 Cadillac DeVille