The battery in the keyless remote of a 1999 Mercedes E320 is changed by prying off the back cover and lifting the battery out. The battery will typically last 2 years or more under normal use.
Take it in to a mechanic....the battery is hard. It will take like 3 hours, like disassembling a rubiks cube.
Open it up and see what battery it takes.
Yes
Where is the oil pan on a 1999 Jetta located?
You need a new door lock actuator
under the batter box. remove the battery the tray and you will find it under there
cant open the case to get to the dead batteries. How do I open the case
How do you check the transmission fluid level on 1999 jetta GLS?
Yes
press on your remote the lock button 5 times at 2 sec intervals in order to synchronize your transmitter.
Remotes for automobiles can stop working for a variety of reasons. First check the battery, then reprogram if this is not the answer. Check with a mercury dealership to have the remote evaluated.