Key won't turn ignition switch

Asked by Oct 12, 2016 at 04:00 PM about the 2003 Mercury Grand Marquis LS Premium

Question type: Maintenance & Repair

Keys won't communicate with the Anti-Theft transceiver. Key won't move
Ignition switch. Replaced battery one week ago and everything was fine.

1 Answer

83,815

You need to reflash the key to the car with will need to done at a dealer...

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