---
title: 2003 BMW 3-Series Remote Programming Instructions
description: "NOTE: This procedure will only program the remote portion of the key. You will need to get the key cut and the transponder programmed by a locksmith or dealer. "
---

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# 2003 BMW 3-Series Remote Programming Instructions

## NOTE: This procedure will only program the remote portion of the key. You will need to get the key cut and the transponder programmed by a locksmith or dealer. 

1. Working from within the vehicle and with the doors shut
2. Turn ignition to position 1 and back to off within 5 seconds.
3. Remove the key from ignition and press and hold the unlock button for 15 seconds during this time press the key lock button 3 times within 5 seconds.
4. Release both buttons.
5. Doors will lock and unlock to show correct programming has occurred.

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