How to Replace the Battery in an Older Mercedes GLC350 Key?

[DeJayla]

The method to replace the battery in an older Mercedes GLC350 key is as follows: Slide open the tab at the rear end of the key to remove the mechanical key. Insert the mechanical key into the side slot of the key holder, press the internal gray button, and with the other hand, push the rear end of the key upward. When a gap opens, remove the mechanical key, then manually take out the rear end to replace the battery. After installing the new battery, reinsert the key holder. The older Mercedes GLC350E is an SUV with body dimensions of 4665mm in length, 1910mm in width, and 1650mm in height, and a wheelbase of 2875mm.