How to Open Your 2011 Mercedes-Benz GL500 Key Fob and Change Battery

Remote key fob grant access to your Mercedes-Benz. When the key fob battery is weak or dead you not to be able lock trunk or doors remotely. Yes, it is possible to change the battery in your keyless entry remote by yourself. All you need is explained in this article.
What type battery keyless entry remote use
Replacing batteries in key fob require flat head screwdriver and CR2025 batteries. Prepare these materials and tools before opening and make sure to match the size of your keyless entry fob's batteries.- flat head screwdriver
- 2xCR2025 batteries
Step by step instruction
A small coin battery installed inside the your remote key fob. Remove any internal key before you try to pry apart the remote key fob.
Gently try to open your keyless entry remote with pry tools. Remove two CR2025 batteries with flat head screwdriver.
Get new batteries and install it in keyless entry fob's case. Battery must be installed with the same polarity as was an old. Your keyless entry remote will not work if you by mistake put battery wrong way.
When the new batteries installed, verify key fob by pressing buttons. If all functions works, assemble your keyless entry fob's shell in reverse order.
The last thing to do is put your cover back on fob. Accurately try to put the pieces together by hands from top to bottom. Check your key body for gaps. If it is not tightly closed try to repeat last step.
Key Fob Battery Replacement 2011 Mercedes-Benz GL500 Video
Mercedes Benz Key Battery Change Replacement
Still not working? Buy new one