How to Open Your 2005 Mercedes-Benz G55 AMG Key Fob and Change Battery

How to Open Your 2005 Mercedes-Benz G55 AMG Key Fob and Change Battery

If your auto keyless entry remote is no longer working perfectly, the cell battery surely needs to be replaced. In this post, we explained how to open your keyless entry remote and change a discharged battery yourself. If you gonna solve to do it at home near G55 AMG, use this guide, but first make sure you have everything you need.

What kind of battery keyless entry remote require

Don't forget before disassembly keyless entry remote make sure that you have all recommended tools and materials: flat head screwdriver and two CR2025 batteries.
  • 2xCR2025 batteries
  • flat head screwdriver

Step by step guide

Inside of your remote key fob installed button battery. Remove any internal key before you try to pry apart the keyless entry remote.

Accurately try to pry apart your key with hands or flat head screwdriver. Remove CR2025 batteries with flat head screwdriver.

Now it's time to install new batteries in keyless entry fob's case. Be sure to connect the battery the right way around in a circuit. Your remote key fob will not work if you put battery wrong way.

After the new batteries installed, check keyless entry remote functionality by pressing buttons. If everything working good, assemble your fob’s body in reverse order.

At this point squeeze keyless entry fob's back cover together. Line your case pieces together and put it together by hands from top to bottom. Check your keyless entry remote shell for gaps. If it is not firmly closed try to repeat last step.

Key Fob Battery Replacement 2005 Mercedes-Benz G55 AMG Video

How To Replace Mercedes Benz G55 AMG Key Fob Battery 2006

Still not working? Buy new one


Remote key fob of Mercedes-Benz G55 AMG use 2xCR2025 batteries. Most CR2025 batteries are under $4 depending on the size packaging, brand and type you buy. You can take old battery to the store, to be sure.

Key fob in most of cases do not require to be reprogrammed after battery replace. If your keyless entry remote not working, recheck new battery voltage. Otherwise, read user's manual or contact local dealer.

Replacing your remote key fob battery is easy to do in 2005 Mercedes-Benz G55 AMG. Most of car manufacturers think of the customers and make a special hole for remote key fob open.

The price to replace the battery in fob is from $30 to as high as $500 depending on the car and the service station.

Remote key fob batteries in modern cars should be replaced every four years, although this will differ based on usage and battery quality. If your remote key fob shortened signal strength, you should replace batteries before it stop open doors and make problems for you.

If your auto need multiple clicks to unlock or lock doors, key fob buttons not working, has low key battery indicator on dashboard or signal strength reduced, it's probably battery change inside remote key fob required. Installed battery is weak or dead with a high probability, but if it's not help, key replace or repair needed.
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Fob Compatibility:

  1. FCC ID: IYZ 3312
  2. Models: 2003-2006 Mercedes-Benz G55 AMG