Be sure to check Canadian government regulations concerning the use of passports in travel between Canada and the United States. You may need a passport to cross the border in your vehicle. If that is indeed the case, the time to act upon getting a valid passport is NOW.

We've found some links that may be helpful to you. It appears that passport information should be available at your local post office. Again, be sure to check your local regulations.

Canadian Passport Requirements - Ensure That You Can Travel to the USA on Time

Canadian Passport Regulations