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