[Free Tool] Lost key code for my 1999 Mitsubishi Diamante - what can I do?

942 views - Last reply: March 22, 2025
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How to find the key code to program keys for my 1999 Mitsubishi Diamante?

Hello! We've developed a VIN-based tool to help you get your key code for the 1999 Mitsubishi Diamante. Check it out here: VIN Key Code Generator.

Replies (6)

Following along—same issue with my 1999 Mitsubishi Diamante.

Has anyone gotten this method to work on a 1999 Mitsubishi Diamante before?

Same issue here with my 1999 Mitsubishi Diamante, let me know if it works.

I'm stuck trying to get the key code for my 1999 Mitsubishi Diamante, hope this helps.

Was about to tow my 1999 Mitsubishi Diamante. Let me try this first.

Was about to tow my 1999 Mitsubishi Diamante. Let me try this first.

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