To contact TD Auto Finance Canada, you can call their customer service line at 1-866-694-4392, Monday to Friday, 7:30 a.m.–10:00 p.m. (ET), and Saturday, 9:00 a.m.–5:00 p.m. (ET) . Alternatively, you can visit a TD Auto Finance participating dealership and ask for a TD Auto Loan by name, and work with the dealer to find the best financing options for you.