The IRS has your tax refund, not TurboTax. Once your tax return has been submitted, the most up to date information will come from the IRS. Please see below for more information on checking the status of an e-filed return:
https://turbotax.intuit.com/tax-tools/efile-status-lookup/
The below information explains the process of what happens after you send your tax return for approval:
https://turbotax.intuit.com/tax-tips/tax-refund/wheres-my-tax-refund-the-irs-refund-timetable-explained/L9ZoW82cT