YOU SAID:

i need to go to the car

INTO JAPANESE

私は車に行く必要があります

BACK INTO ENGLISH

I have to go to the car.

INTO JAPANESE

私は銀行に行かなければいけない。

BACK INTO ENGLISH

I have to go to the bank.

INTO JAPANESE

私は銀行に行かなければいけない。

BACK INTO ENGLISH

I have to go to the bank.