If you absolutely cannot get your W-2, you can file using Form 4852. You'll need your last paystub from 2018. You won't be able to e-file your return; it must be printed, signed and mailed. See the TurboTax FAQ below for instructions on how to proceed.
"How do I file a substitute W-2 using Form 4852?"
https://ttlc.intuit.com/replies/5451995
*** I am NOT a tax expert. I am a seasoned TurboTax user, and volunteer to provide assistance to TT users. Nothing I post is to be considered TAX ADVICE; I bear no legal liability for responses.***
