I;ve seen poeple post copies of emails they received from Turbo Tax, but really Turbo Tax has no way of knowing. the stimulus transaction is between the IRS and you; Turbo tax is not involved.
Check the IRS website for status of the stimulus payment and update your bank information if necessary.
AGI is line 7 on your 2018 return and line 8B on your 2019 return. Refund is line 21a of the 2019 tax return. and line 20a for 2018
https://www.irs.gov/coronavirus/economic-impact-payments
