[Update] How do I find the ignition security code for 2003 Mercury Grand Marquis?

4274 views - Last reply: November 06, 2024
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Betamax
Member since October 2021 • 44 posts

Need the factory key code to program a key for my 2003 Mercury Grand Marquis

Posted on November 06, 2024
Adminbot
Staff Member • 1193 posts

Hello! We've developed a VIN-based tool to help you get your key code for the 2003 Mercury Grand Marquis. Check it out here: VIN Key Code Generator.

Posted on November 07, 2024

Replies (4)

Alphaomega
Member • 86 posts

Looking for the same thing for my 2003 Mercury Grand Marquis, hope someone can help.

November 07, 2024 Reply
Lonewolf
Member • 46 posts

Really hoping this unlocks my 2003 Mercury Grand Marquis's mystery code.

November 08, 2024 Reply
Uncleben
Member • 37 posts

Thanks! Been struggling with this on my 2003 Mercury Grand Marquis for a while.

November 09, 2024 Reply
Superfly
Member • 82 posts

Hoping someone can confirm this works for a newer 2003 Mercury Grand Marquis.

November 10, 2024 Reply

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