If you are an employee you cannot deduct business-related expenses this year. Please view the TurboTax FAQ below for more information.
https://ttlc.intuit.com/replies/3300622
If you are self-employed contractor then you may qualify to deduct your vehicle expenses on Schedule C. In this case, please view the answer below to determine if you qualify to deduct all or a portion of your mileage.
https://ttlc.intuit.com/replies/6520935