HomeAll RepliesReply To: HDMI AND USB-C PORTS NOT WORKING IN 2021 GMC YUKON Reply To: HDMI AND USB-C PORTS NOT WORKING IN 2021 GMC YUKON Sponsored March 2, 2023 at 7:30 pm #749730 mjpeteParticipant Has anyone gotten a fix for this? I am having the same problem in my ’21. Fuses for those ports are all fine. Sponsored Subscribe to GM Authority For around-the-clock GM news coverage We'll send you one email per day with the latest GM news. It's totally free. First Name Last Name Email Address Subscribe via Email Leave this field empty if you're human: Sponsored