How to Program GMC YUKON 2021+ Smart Key All Keys Lost by the OBDSTAR X300 DP Plus & CAN FD Adapter

Programming Procedure with OBDSTAR X300DP Plus and CAN FD Adapter: To successfully program a new proximity key for the 2021 GMC YUKON, follow the outlined procedure below, ensuring each step is meticulously executed with the OBDSTAR X300DP Plus and the CAN FD adapter

Requirements: OBDSTAR GMC Yukon 2021+ Smart Key All Keys Lost Step-By-Step Programming Guide:
  • Preparation: Ensure the OBDSTAR X300DP Plus is connected to a reliable WiFI, Hotspot, or Local signal. A stable network connection is vital for online calculations. Update the device to ensure you have the latest GM data and GM IMMO software version V33.24 or above.
  • Connection: Attach the CAN FD adapter to the OBD port using the provided OBD cable and OBDII cable.
  • Selection: Navigate to IMMO, choose "American’s GM", and then select "GM V33.30". Further, choose "Program keys – GMC – USA Canada – Yukon – Proximity – 2021 – Without Pin Code – All Keys Lost".
  • Erase Old Keys: Initiate the process to erase all previous keys from the system.
  • Communication: Ensure the CAN FD GM adapter is correctly connected. During the communication process, continuously press the Push to Start button or open and close the door every 10 seconds. This action prevents the anti-theft feature from locking the system and terminating the process.
  • Anti-Theft System: Once the dashboard and accessories light up, you have successfully accessed the anti-theft system. A mandatory wait time of 10 minutes is required. After this period, the theft deterrent system deactivates, allowing you to confirm the deletion of old keys and proceed to program new ones.
  • Program New Keys: Follow the on-screen prompts to program the new keys.
  • Completion: Once key learning is complete, turn off the ignition switch and open and close the door once. After the loading car is finished, the system fully closes. As a final step, test all key buttons, functions, and proximity start to ensure they function correctly.
Benefits of Using OBDSTAR X300 DP Plus:
  • Cost-Effective: Eliminates the need for dealer codes and offers an affordable key programming solution.
  • User-Friendly: Intuitive interface and clear step-by-step instructions facilitate a smooth programming process.
  • Wide Compatibility: Applicable to a range of GM models, providing a versatile tool for various vehicles.
In conclusion The OBDSTAR X300 DP Plus, in conjunction with the CAN FD GM adapter, provides a seamless and economical alternative for programming new proximity keys, especially in all-keys-lost situations. Ensuring meticulous adherence to the outlined procedure and compatibility list will facilitate a successful key programming endeavor for your GM vehicles.