You will need to contact TurboTax Customer Service:
Sign in select Help at the top right of your screen, then click Contact (it will be towards the bottom) and we’ll help you connect with an expert From there you can also request a callback so you are not waiting on hold. Use the keyword Billing Issue.
(800) 446-8848 is the direct phone number: https://ttlc.intuit.com/replies/3300041
Please see the What happens if my refund later gets reduced or the IRS hangs onto it for more than 45 days? section of this TurboTax FAQ: https://ttlc.intuit.com/replies/4169801
[Edited 02/25/18|12:16 p.m.]
