How to Program a 2018 Chevrolet Tahoe Ignition Transponder Chip Key
Step by Step How to Programming Instructions:
If your Tahoe has a separate key and remote. Use these instructions to add a key to the system.
1. Insert the first, already programmed key in the ignition and turn the ignition on.
2. Turn the ignition off and remove the key.
3. Quickly, within five seconds, insert the second already programmed key in the ignition and turn the ignition on.
4. Turn the ignition off, and remove the key.
5. Insert the new key to be programmed and turn the ignition on within five seconds. The security light will turn off once the key has been programmed.
6. Repeat Steps 1–5 if additional keys are to be programmed.
If you have a separate key and remote and all keys are lost and no Programmed keys are available.
Programming without Two Programmed Keys. Canadian regulations require that owners see their dealer. If two currently programmed keys are not available, follow this procedure to program the first key. This procedure will take approximately 30 minutes to complete for the first key. The vehicle must be off and all of the keys you wish to program must be with you.
1. Insert the new vehicle key into the ignition.
2. Turn the ignition on. The security light will come on.
3. Wait 10 minutes until the security light turns off.
4. Turn the ignition off.
5. Repeat Steps 2–4 two more times. After the third time, turn the ignition on; the key is programmed and all previously programmed keys will no longer work with the vehicle.
6. To program the second key, turn the ignition off. Insert the second key to be programmed and turn the ignition on. After two keys are programmed, the remaining keys can be programmed by following the procedure in “Programming with Two Recognized Keys.
Use these instructions to program a key if you have the Smart Key System
Programming with Recognized Transmitters (Keyless Access Vehicles Only)
Programming with Recognized Transmitters A new transmitter can be programmed to the vehicle when there are two recognized transmitters. To program, the vehicle must be off and all transmitters, both currently recognized and new, must be with you.
1. Remove the key from the recognized transmitter.
2. Place the two recognized transmitters in the cupholder or on the passenger seat.
3. Insert the vehicle key into the key lock cylinder on the driver door handle. Then turn the key counterclockwise, to the unlock position, five times within 10 seconds.
The DIC displays READY FOR REMOTE #3, 4, 5 ETC.
4. Place the new transmitter in the transmitter pocket/insert. Open the center console storage area and the storage tray. The transmitter pocket/ insert is in front of the storage area next to the center console storage area between the driver and front passenger seats
5. Press ENGINE START/STOP. When the transmitter is learned, the DIC display will show that it is ready to program the next transmitter.
6. Remove the transmitter from the transmitter pocket and press Unlock or Lock on the transmitter. To program additional transmitters, repeat Steps 4–6. When all additional transmitters are programmed, press and hold ENGINE START/STOP for approximately 12 seconds to exit programming mode.
7. Return the key back into the transmitter
Programming without Recognized Transmitters
If two currently recognized transmitters are not available, follow this procedure to program up to eight transmitters. This feature is not available in Canada. This procedure will take approximately 30 minutes to complete. The vehicle must be off and all transmitters to be programmed must be with you.
1. Remove the vehicle key from the transmitter.
2. Insert the vehicle key into the key lock cylinder on the driver door handle; then turn the key counterclockwise, to the unlock position, five times within 10 seconds. The DIC displays REMOTE LEARN PENDING, PLEASE WAIT.
3. Wait for 10 minutes until the DIC displays PRESS ENGINE START BUTTON TO LEARN, then press ENGINE START/STOP. The DIC will again display REMOTE LEARN PENDING, PLEASE WAIT.
4. Repeat Step 3 two additional times. After the third time all previously known transmitters will no longer work with the vehicle. Remaining transmitters can be relearned during the next steps. The DIC should now display READY FOR REMOTE # 1.
5. Place the new transmitter in the transmitter pocket/insert. Open the center console storage area and the storage tray. The transmitter pocket/ insert is in front of the storage area next to the center console storage area between the driver and front passenger seats.
6. Press ENGINE START/STOP. When the transmitter is learned, the DIC display will show that it is ready to program the next transmitter.
7. Remove the transmitter from the transmitter pocket/insert and press Unlock or Lock on the transmitter. To program additional transmitters, repeat Steps 5–7. When all additional transmitters are programmed, press and hold ENGINE START/STOP for approximately 12 seconds to exit programming mode.
8. Return the key back into the transmitter