How to Reset a 2003 Cadillac CTS Key Fob
- 1). Insert your new key into your Cadillac's ignition and turn the key to the "On" position.
- 2). Allow the key to stay in the "On" position for 10 minutes and 30 seconds and then cycle it back to the "Off" position.
- 3). Return the key to the "On" position, wait another 10 minutes and 30 seconds and cycle it back to the "Off" position.
- 4). Repeat Step 3 one more time, for the third cycle.
- 5). Turn the key back to the "On" position and it will be reset and ready for use with your Cadillac CTS.
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