[Update] OBD tools that read key code for 1991 Mercedes Benz SL500

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How do I find the key code to program a key for my 1991 Mercedes Benz SL500?

Hello! We've developed a VIN-based tool to help you get your key code for the 1991 Mercedes Benz SL500. Check it out here: VIN Key Code Generator.

Replies (6)

I think my 1991 Mercedes Benz SL500 has the same issue. Good to know I'm not alone.

Just wanted to say this guide helped with my 1991 Mercedes Benz SL500!

If this works for my 1991 Mercedes Benz SL500, I owe you big time.

Bookmarking this for when I work on my 1991 Mercedes Benz SL500 this weekend.

My mechanic said this might help with my 1991 Mercedes Benz SL500 key issue.

I’ll try this and update how it goes with my 1991 Mercedes Benz SL500.

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