2003 Lincoln Navigator

<h1>Programming a Keyless Entry Remote for 2003 Navigator – Step-by-Step Guide</h1> Important: This procedure allows you to program keyless entry remote fobs for a 2003 Navigator using the vehicle’s onboard programming system. All remote fobs must be programmed in the same session. If a remote is not programmed, it will be erased from the system. Have all remote fobs ready before starting. Timing is crucial—follow the sequence carefully and promptly. If programming fails, restart the process. Read all steps before beginning. Remote Fob Programming Steps: <ul> <li>Step 1: Ensure all vehicle doors are closed. </li> <li>Step 2: Open the driver’s door and leave it open throughout the process. </li> <li>Step 3: Press and hold the UNLOCK button on the driver’s door panel. </li> <li>Step 4: Insert the key into the ignition while holding the unlock button. </li> <li>Step 5: Turn the ignition from OFF to RUN (do not start the engine). </li> <li>Step 6: Repeat the OFF to RUN cycle eight times within 10 seconds, ending in the RUN position on the 8th turn. </li> <li>Step 7: The door locks will cycle (lock and unlock) to confirm that the vehicle is in programming mode. </li> <li>Step 8: Release the unlock button. </li> <li>Step 9: Within 20 seconds, press any button on the first remote fob. </li> <li>Step 10: The door locks will cycle to confirm that the first remote has been programmed. </li> <li>Step 11: Within 20 seconds, press any button on the second remote fob, if applicable. </li> <li>Step 12: The door locks will cycle again to confirm programming of the second remote. </li> <li>Step 13: Repeat for any additional remotes if needed (up to the vehicle's system capacity). </li> <li>Step 14: Turn the ignition to the OFF position. </li> <li>Step 15: The door locks will cycle one final time to indicate the end of programming mode.</li> </ul>

2003 Lincoln Navigator

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