These methods are designed to rule out simple fixes before you invest in professional repairs or replacement parts. Disconnect the negative battery terminal for 15 minutes to reset the vehicle's computer.
Basic Checks to Resolve GMC Screen Not Working
Software and System Errors Electronic control units require regular resets, and sometimes the GMC screen not working is simply because the system needs a reboot. Troubleshooting Steps You Can Take If you are facing a GMC screen not working, there are several diagnostic steps you can perform in your driveway to potentially resolve the issue.
Preventing Future Screen Malfunctions Prevention is the best strategy to avoid a GMC screen not working at the most inconvenient time. Check the battery voltage to ensure the vehicle has sufficient power to run the system.
Perform Basic Checks to Resolve GMC Screen Issues
Other times, the issue might be a faulty capacitor on the circuit board, which a technician can solder back into place. Furthermore, a blown fuse in the vehicle's fuse box specifically protects the infotainment system; if this blows, the screen will remain dark regardless of how many times you press the power button.
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