Did you choose to pay your TurboTax fees by having them deducted from your federal refund? If so, the problem could be with the third party bank that handles fund processing.
What is Refund Processing Service?
Santa Barbara Tax Products Group, LLC (SBTPG) is the bank that handles the Refund Processing Service when you choose to have your TurboTax fees deducted from your refund. This option also has an additional charge from the bank that processes the transaction.
You can contact them SBTPG, toll-free, at 1-877-908-7228 or go to their secure website www.sbtpg.com
First you need to check the IRS refund site to see if your refund was issued, and look to see how much they issued.
https://www.irs.gov/refunds
Your tax refund was not sent to TurboTax. TurboTax does not handle your refund at all.