Yes, you need to manually enter the credit.  While the taxpayer must meet the AGI requirements, the specific credit amount depends on the model/make, as the credit is based on a number of factors, including what percentage of the car parts were manufactured in the United States or an ally.  There is no way any tax software program, including ProSeries, can do these calculations, which is why the credit must be manually entered.

You can determine the credit amount for any vehicle by going to this link:

Federal Tax Credits for Plug-in Electric and Fuel Cell Electric Vehicles Purchased in 2023 or After ...