I've Had It(1973)

Original title: J'ai mon voyage!

A Parisian named Cartier living in Quebec City and employee of a major English Canadian insurance company is promoted to a job in Vancouver. He brings along his annoying and hyperactive Quebecquer wife and his two young kids. Rolling on a trailer van and with no knowledge of the English language, it becomes a Trans-Canadian wacky journey for the French-speaking family, and might influence Mr.Cartier to reconsider accepting this important position...