2003 Cadillac CTS Key Fob Battery Replacement Guide
If your CTS remote key fob is not unlock doors perfectly, the battery likely must to be changed. Below, we outlined how to disassembly your key fob and change your Cadillac key battery step by step.
What kind of battery key fob requireBefore starting open keyless entry remote check all that you need: CR2032 battery and flat head screwdriver.
- 1xCR2032 battery
- flat head screwdriver
Simple steps to change the battery in your car's remote key fob
A tiny coin cell battery installed in the your key fob. Accurately try to pry apart your keyless entry remote with pry tools. Change one CR2032 battery with flat head screwdriver.
Change old battery with new one CR2032. Battery must be placed with the same polarity as was an old. Your key fob will not work if you mistakenly put battery wrong way.
Before assembling keyless entry fob's case, verify that all functions works by pressing buttons on circuit board.
At this point squeeze fob’s back cover together. Line your body two halves together and assemble it together by hands from top to bottom. Check your key shell for gaps. If it is not tightly closed try to repeat last step.
Video of remote key fob opening
How To Replace A 2003 - 2007 Cadillac CTS Key Fob Battery FCC ID L2C0005T
Still not working? Buy new one