How can I get to the rental cars at Newark Airport?

To get to the rental cars at Newark Airport, you can take the AirTrain from the terminals to the Rental Car Center. The AirTrain is a free monorail system that connects the terminals with various airport facilities, including the Rental Car Center. Follow signs for the AirTrain in the terminal and board the train heading towards the Rental Car Center. Once you arrive at the Rental Car Center, you can easily access the rental car companies located there.