you go up / you get in / you get on
Are you coming up?
Vallencourt, tu montes dans le bus ou pas ?
Vallencourt, are you getting on the bus or not?
— Presque Célèbre (2000)
Si on t'y voit, on croira que tu montes un coup.
If they see you there, they'll think you're plotting something.
— Harry Potter et la Chambre des secrets (2002)
Je veux que tu montes à bord de ta voiture.
I want you to get in your car.