After you tried the Account Recovery tool in my Answer, did you use the "Try something else" (the blue link method) that I mentioned in my Answer below to have it look you up by SSN and other questions? If so, and still can't find it, we can tell you how to speak to TurboTax Support so they can help you troubleshoot. Here's how to request a call back:
FAQ: How do I contact TurboTax
<a rel="nofollow" target="_blank" href="
https://ttlc.intuit.com/questions/3401489">https://ttlc.intuit.com/questions/3401489</a>
Do you just need the 2016 AGI? Here's another alternative:
You may be able to immediately download a 2016 return transcript at this IRS website at the link below if you qualify to open an account there. If you don't qualify to download one there, you can order one to come by postal mail, but that takes 5-10 calendar days.
<a rel="nofollow" target="_blank" href="
http://www.irs.gov/Individuals/Get-Transcript">http://www.irs.gov/Individuals/Get-Transcript</a>
