Vauxhall Vectra 2008
Take a look inside the boot area inside the flap behind the rear lamp unit (that you would open to replace the bulbs) and you might find a manual pull to open it.
You have total the cover off the boot lining and move the solenoid by hand
Press the unlock button on the door twice.
Open the trunk, crawl through the cabin and open the fuel flap
the fuel flap remains locked when I open the doors with the key or the button on the driver door
Vauxhall Vectra 2008
