"In most cases, once the IRS has accepted your return (or you've already mailed it), there's not much you can do."
Please review the following TurboTax FAQ on direct deposit:
https://ttlc.intuit.com/replies/3302459
Did you e-file yet? If you e-filed it is too late to change it. It will be sent back to the IRS and they will mail a paper check.
How long will it take them to mail me a paper check
Expect it to add at least a couple of weeks to the time it will take for you to get your refund.