You can have them in there, but not wear them! It’s kinda a pain to drive with a big puffy jacket, especially once the cabin gets warm. I’m often in this posi

You can have them in there, but not wear them! It’s kinda a pain to drive with a big puffy jacket, especially once the cabin gets warm. I’m often in this position: car is in underground car park that sits above zero (Celsius) when it’s far colder outside, so I hand-carry my jacket and keep the vent off until the engine heats up.