How to Program a 1999 Mercury Mountaineer Keyless Entry Remote Fob
Programming Instructions Step by Step:1. Turn ignition from OFF to RUN 8 times within 10 seconds, with the 8th time ending in RUN. Doorlocks will cycle to confirm programming mode.
2. Within 20 seconds press any button on first keyless remote. Door locks will cycle to confirmprogramming.
3. Within 20 seconds, press any button on second keyless remote. Door locks will cycle again toconfirm programming.
4. Turn ignition to OFF. Locks will again cycle to indicate end of programming mode.
Can I Program an Ignition Key?
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