Push flap and springs open
there is not one. you push in the left side of it and it will spring open
It should be like the Chevrolet Volt's release button which is somewhere on the driver side door typically hidden somewhere on the controls module.
You push the gas door in and it releases.
Check the sticker in the door jam or consult the drivers manual.
Door to Door - 2012 Phillip - 1.1 was released on: USA: 18 September 2012
The Door - 2012 II was released on: USA: January 2012
The Door Beneath - 2012 was released on: USA: February 2012
The Exit Door - 2012 was released on: USA: 15 January 2012
Door to Door - 2012 Finale 1-8 was released on: USA: 6 November 2012
Door to Door - 2012 Stephanie 1-2 was released on: USA: 25 September 2012
Door to Door - 2012 Seth 1-7 was released on: USA: 30 October 2012
The Boy Next Door - 2012 was released on: USA: July 2012