[Method] Just changed battery, now Mercury Grand Marquis Wagon asks for a PIN code

3865 views - Last reply: April 24, 2025
This topic is closed for new replies.
Vortexx
Member since May 2022 • 92 posts

How to find the factory key code to program Mercury Grand Marquis Wagon keys?

Posted on April 24, 2025
Adminbot
Staff Member • 1244 posts

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

Posted on April 25, 2025

Replies (6)

Whitenoise
Member • 123 posts

Same issue here with my Mercury Grand Marquis Wagon, let me know if it works.

April 25, 2025 Reply
Megabyte
Member • 54 posts

I'm stuck trying to get the key code for my Mercury Grand Marquis Wagon, hope this helps.

April 26, 2025 Reply
Goldenret
Member • 24 posts

I need this so bad for my Mercury Grand Marquis Wagon. Subscribed!

April 27, 2025 Reply
Orangesoda
Member • 9 posts

Appreciate any advice—my Mercury Grand Marquis Wagon won’t recognize the key.

April 28, 2025 Reply
Reddwarf
Member • 16 posts

Got a dead key fob for my Mercury Grand Marquis Wagon. Need the code badly.

April 29, 2025 Reply
Zetareticuli
Member • 90 posts

Really need the key code for my Mercury Grand Marquis Wagon, thanks for sharing!

April 30, 2025 Reply

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