2005 Cadillac STS Remote Programming Instructions
Written by Cole Fuquay
Updated at August 27th, 2025
- Key Cutting Equipment
- Universal EZ Installer
- On Board Programming
- Pairing Equipment
- Simple Keys
- Support Documentation
- Universal Remotes
- Vehicle Information
- NASTF Resources
- FAQs
- Latest Updates
- OEM Programmers
- CKE Programmer Manuals (dongles)
- ROKS Box Information
- Programming Advice
- General Key Information
Table of Contents
Programming with a Recognized Remote:
Programming without Recognized Remote
If you have additional remotes to program, this process can be repeated until four remotes have been programmed. The DIC will then display MAX # FOBS LEARNED and will exit the programming mode. When you are done programming remotes, press the unlock button on each keyless access remote twice. After performing this process, remotes previously programmed will no longer work with your vehicle and must be reprogrammed.
Programming with a Recognized Remote:
To program a new transmitter to your vehicle when you have a recognized remote, do the following.
1. The vehicle must be off.
2. Have the recognized remote and the new, unrecognized remote(s) with you.
3. Insert the vehicle key into the key lock cylinder located on the outside of the driver’s door.
4. Turn the key to the unlock position five times within five seconds.
5. The DIC will display READY FOR FOB #X, where X can be 2, 3 or 4.
6. Place the new, unrecognized remote into the remote pocket with the buttons facing the front of the vehicle. The remote pocket is inside the middle console located between the driver and front passenger seat.
7. Once the remote is programmed, a beep will sound. The DIC will display "Ready for # key" or "Max # of Fobs Learned."
8. Remove the remote from the remote pocket and press the unlock button on the keyless access remote two times.
Programming without Recognized Remote
NOTE: The Canadian immobilizer standard requires Canadian owners to see their GM dealer for programming new remotes when a recognized remote is not available. United States Owners are permitted to program a new remote to their vehicle when a recognized remote is not available. the procedure will require three ten minute cycles to complete the matching process.
1. The vehicle must be off.
2. Place the new, unrecognized remote into the remote pocket with the buttons facing the front of the vehicle. The remote pocket is inside the console bin located between the driver and front passenger seat.
3. Insert the vehicle key into the key lock cylinder located on the driver’s door.
4. Turn the key to the unlock position five times within five seconds.
5. The DIC message will display OFF-ACCESSORY TO LEARN.
6. Press the OFF/ACC button (ignition switch).
7. The DIC will read WAIT 10 MINUTES and will count down to zero, one minute at a time.
8. The DIC will display OFF-ACCESSORY TO LEARN again.
9. Press the OFF/ACC button (ignition switch).
10. The DIC will read WAIT 10 MINUTES and will count down to zero, one minute at a time.
11. The DIC will display OFF-ACCESSORY TO LEARN again.
12. Press the OFF/ACC button (ignition switch).
13. The DIC will read WAIT 10 MINUTES and will count down to zero, one minute at a time.
14. A beep will sound and the DIC will read READY FOR FOB #1. At this time, all previously known remotes have been erased.
15. Once the remote is recognized and programmed, a beep will sound and the DIC will display READY FOR FOB #2.
16. Remove the keyless access remote and press the unlock button twice to initialize it.