To reset the maintenance items on the 2017 QX80 after an oil change service, please follow these instructions:
Start the engine.
Locate the 2 button switch to the right of the instrument cluster.
Press the square button to bring up the Settings menu and select with the circle button.
Press the square button to bring up the Maintenance menu and select with the circle button.
Press the square button to select the maintenance item that needs to be reset and select with the circle button. Repeat for all other maintenance items.
Turn the engine off and then re-start the engine to verify the maintenance items have been reset.