They don't have control over it. They sold the guy a car that has a button that does nothing, and they asked him if he wanted to buy the hardware to make the b

They don't have control over it. They sold the guy a car that has a button that does nothing, and they asked him if he wanted to buy the hardware to make the button work and he said no. The hardware isn't on the car. Even if the tri climate syncing hardware was present, it'd be silly for you to decline to purchase that option, go home, press the button, then drive it back to the dealer to demand a refund. Why would you buy it in the first place?