To enter Form 8862, please do the following:
Do you mean 8962?
You can follow the instructions in the following help article to create Form 8962 in TurboTax and submit with your Form 1095-A.
How to generate Form 8962 to submit to the IRS as requested
You do not need to amend your return.
Please see the FAQ below on how to enter Form 8862 after your return was rejected:
Please see the information here for further assistance.