Where can I find the buttons for the heated seats and all the other ones under them
Replacement buttons? Try eBay, junk yards or the dealer.
If you mean where on the car, The controls for the heated front seats are located next to the climate controls on either side of the center console. Turning the driver or passenger side control counterclockwise from the off position activates the heated seat. used when the ignition is turned on. To turn the heated seat off, turn the control clockwise to the off position.