How to Open Your 2008 Mercedes-Benz GL450 Key Fob & Change Battery

Remote key fob grant access to your auto. If the keyless entry remote battery is weak or dead you’ll not to be able close trunk or doors remotely. In this article, we explained how to open your car remote key fob and change a weak or dead battery DIY. If you choose to do it at home near GL450, follow our guide, but first make sure you have everything you need.
What type battery does 2008 Mercedes-Benz GL450 key fob take
Before starting open keyless entry remote make sure that you have all required tools and materials: CR2025 batteries and flat head screwdriver.- flat head screwdriver
- 2xCR2025 batteries
Simple steps to change the battery in your car's key fob
A button cell battery installed inside the your key fob. Move the key out of the way if it is in the remote key fob.
Delicately try to open your fob with pry tools. Change 2xCR2025 batteries with flat head screwdriver.
Change old batteries with new one CR2025. Be sure to connect the battery the right way around in a circuit. Your remote key fob will not work if you place battery wrong way.
After the new batteries installed, check key fob functionality by pressing buttons. If everything is functioning, assemble your fob’s shell in reverse order.
The last thing to do is put your cover back on fob. Delicately try to put the pieces in place by hands from top to bottom. Inspect your keyless entry remote body for gaps. If it is not tightly closed try to repeat last step.
Video of keyless entry remote opening
How To Replace A 2006-2009 Mercedes Benz GL450 Key Fob Battery FCCID: KR55WK49031
Still not working? Buy new one