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Q: Ignition key not working - 1987 Mercedes-Benz 420SEL

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I am having trouble with my car key. I cannot get it to work in my ignition, and the car has been sitting in the garage for a couple of months. I can open the trunk, the doors and the glove compartment. Do you have any suggestions, solutions?

A: It's quite likely the battery is dead, ...

It's quite likely the battery is dead, and all electrical functions are inoperative. All of the locks have mechanical actuators. A certified technician from YourMechanic can replace your battery at your home or office and get you on your way.

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