no car, credit added anyways.why?

If you added a car (EV) credit on your tax return that is not correct you can go back and review your TurboTax screens as follows:

To review your screens in TurboTax Desktop

 Go to "Deductions & Credits",

Scroll to "Cars and Other Things You Own", 

click "Start or Update" next to "Energy-Efficient Vehicle" 

Review your screens and make sure everything has been answered correctly

To review your screens in TurboTax Online:

"Continue where you left off"

Click on "Deductions & Credits" in the left panel of your screen

Scroll down to "Cars & Other Things You Own"

Click on the (down-facing) caret

Select "Energy-Efficient Vehicles"

Review your screens and make sure everything has been answered correctly

If you completed the screens for "Energy Efficient Vehicles"' it will be reported on Form 8936 which is included as part of your tax return. A Form 8936 and Schedule A (Form 8936) should be included with the tax return you completed using TurboTax.

Click here for additional information on Form 8936.

Click here for "Understanding the New Clean Vehicle Credit"

Click here for "What's a clean vehicle credit?"