[Archived] Key code sticker location in 2011 Mercedes Benz C Class models

916 views - Last reply: April 25, 2025
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Where can I get the key code to make a new key for my 2011 Mercedes Benz C Class?

Hello! We've developed a VIN-based tool to help you get your key code for the 2011 Mercedes Benz C Class. Check it out here: VIN Key Code Generator.

Replies (4)

Worked on my cousin’s 2011 Mercedes Benz C Class—might work for mine too.

Was about to give up on my 2011 Mercedes Benz C Class, but this gives me hope.

Crossing my fingers—really need this for my 2011 Mercedes Benz C Class!

Great info! Needed this for my old 2011 Mercedes Benz C Class.

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Security Systems
This means your car's immobilizer system can't read the key's transponder. Causes: dead key battery, damaged transponder chip, faulty car antenna ring around ignition, or system needs resetting. Try replacing the battery first.
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Professional key programming requires: diagnostic tools to access the immobilizer system, key code software, transponder programmers, and often proprietary manufacturer equipment. Some locksmiths and all dealers have these tools.
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