How to Open Your 2002 Cadillac DeVille Key Fob & Change Battery
Key fob allow access to your auto. If the keyless entry remote battery is dead or weak you lose your fob’s ability to control remote opening function. In this article, we outlined how to open your keyless entry remote and change your Cadillac key battery.
What kind of battery key fob requireChanging battery in remote key fob require CR2032 battery and flat head screwdriver. Prepare these materials and tools before opening and make sure to match the size of your keyless entry fob's batteries.
- flat head screwdriver
- 1xCR2032 battery
Step by step instruction
A tiny button cell battery installed in the your keyless entry remote. Accurately try to disassemble your key fob with hands or flat head screwdriver. Replace one CR2032 battery with flat head screwdriver.
Now it's time to install new battery inside keyless entry fob's case. Every battery has a negative and positive side and if you put the wrong connector down, the charge cannot go into your circuit board and make it work. Check polarity on battery, by "+" mark.
Before assembling fob’s case, verify that all functions works by testing buttons on key fob.
The last thing to do is put your cover back on fob. Delicately try to assemble the two halves together by hands from top to bottom. Check your fob case for gaps. If it is not tightly closed try to repeat last step.
Video of remote key fob opening
How To Replace Cadillac Deville Key Fob Battery 2001 - 2005