Under Business Expenses, select Vehicle, Business Vehicle Expense, or Cars, trucks, and other vehicle expenses, depending on your version of TurboTax. Or select Add an Expense and then select Vehicle.
See this article for adding a vehicle. It says for entering a sale but has about adding a vehicle
https://ttlc.intuit.com/turbotax-support/en-us/help-article/track-mileage/enter-sale-vehicle-used-bu...
