Heated and Ventilated Seats

If equipped, the buttons are located on the center console. The engine must be running for operation.
Press
or
, if equipped, to heat the driver or passenger seatback only. Press
or
to heat the driver or passenger seat cushion and seatback.
Press
or
, if equipped, to ventilate the driver or passenger seat. A ventilated seat has a fan that draws air through the seat cushion and seatback. The air is not cooled.
Press the heated or ventilated seat button once for the maximum setting. Each press of the button changes the heated or ventilated seat to the next lower setting, and then to off. The lights indicate three for the highest setting and one for the lowest.
See Front Heated and Ventilated Seats.
Test yourself
A quick GMC Terrain quiz: every answer comes with an explanation and a link to the manual page.