2017 GMC Acadia Power Lock/Unlock Issue

Tutorial: How to Troubleshoot Power Lock/Unlock Issue on a 2017 GMC Acadia

1. Observing the Issue: In the video titled "2017 GMC Acadia Power Lock/Unlock Issue" by Brandon Rodts, the issue is demonstrated where attempting to lock the car results in a honking sound and the lights turning on. When trying to unlock the car, the locks do not respond, but the lights flash.

2. Check Remote Key Fob: If you are experiencing a similar issue with the power lock/unlock system on your 2017 GMC Acadia, the first step is to check the remote key fob for any visible damage or issues.

3. Test Locking and Unlocking: Press the lock button on the key fob to see if the locks engage and the lights flash as they should. Then, press the unlock button to check if the locks disengage and the lights flash accordingly.

4. Verify Key Fob Battery: If the locks do not respond to the key fob commands, consider replacing the battery in the key fob. A weak or dead battery can cause issues with the remote signal transmission.

5. Check for Obstructions: Inspect the door handles and locks for any obstructions that may be preventing them from functioning properly. Dirt, debris, or physical blockages can impede the locking and unlocking mechanism.

6. Test Locking Mechanism: Manually lock and unlock the doors from the inside using the door switch to see if the issue lies with the power lock system or if it is specific to the remote key fob.

7. Reset the System: To reset the power lock system on your 2017 GMC Acadia, try disconnecting the car battery for a few minutes and then reconnecting it. This can sometimes resolve minor electronic glitches.

8. Consult a Professional: If the issue persists after performing these troubleshooting steps, it is recommended to seek assistance from a certified mechanic or dealership. They can conduct a thorough diagnostic check to pinpoint the exact cause of the power lock/unlock problem.

9. Schedule a Repair: Based on the diagnosis provided by the mechanic, schedule a repair or replacement of any faulty components in the power lock system to ensure the proper functioning of the locks and key fob.

By following these steps and conducting a systematic troubleshooting process, you can address and resolve the power lock/unlock issue on your 2017 GMC Acadia effectively.