Bajar los Vidrios del Auto

Roll down the windows.

He rolled down the window when it stopped raining.

Reference in News:

"One officer shut the door and told him to roll down his window. Homstad didn't immediately cooperate, so the officer opened the door."
http://www.duiattorney.com/news/

"For now, customers are being advised to keep their windows rolled up during rain or snow. "
The Canadian Press

Reference in Literature:

"My mother drove me to the airport with the windows rolled down. It was seventy-five degrees in Phoenix, the sky a perfect, cloudless blue. I was wearing my favorite shirt — sleeveless, white eyelet lace; I was wearing it as a farewell gesture. My carry-on item was a parka."

Twilight by Stephenie Meyer.

Subir los vidrios del carro: roll up the windows.