If the back of the rear seat can be removed, then you can crawl into the trunk and release it. If that is not an option, and the electric switch cant be fixed, then the lock will either have to be picked or drilled out.
On a 1993 Mercury Grand Marquis : The electric fuel pump is INSIDE the fuel tank
The electric fuel pump is inside the fuel tank
inside the car
Call for help. Fuel pump is INSIDE the fuel tank. The entire tank needs to be removed to get at the electric pump.
Only one - it's inside the gas tank. --------------------------------------------------------------------------------------------- The fuel filter is underneath the 2008 Mercury Grand Marquis ( I believe under the passenger side of the vehicle ) mounted on the frame . The ELECTRIC fuel pump INSIDE the gas tank has a " sock " on the end of the pickup end Helpfull ( the first answer is not mine , the corrected answer is )
On a 2001 Mercury Grand Marquis the electric fuel pump is INSIDE the fuel tank The fuel tank is mounted vertically just behind the rear wheels and the fuel pump is mounted high on the side of the tank facing towards the front of the vehicle
Inside the fuel tank.
It is inside the fuel tank.
In a 1998 Mercury Grand Marquis : The ELECTRIC fuel pump is INSIDE the fuel tank * the fuel tank is mounted vertically behind the rear wheels and the access hole for the fuel pump is near the top of the tank , on the side facing towards the rear seat
On a 1992 Mercury Grand Marquis : The electric fuel pump is mounted INSIDE the fuel tank * it has a vertically mounted fuel tank just behind the rear wheels and the fuel pump is mounted inside the fuel tank through an opening high on the side of the fuel tank facing towards the front of the vehicle
On a 2007 Mercury Grand marquis : The electric fuel pump is INSIDE the gas tank ( a picture I was looking at shows that the fuel tank is mounted vertically behind the rear seat and the fuel pump is mounted in the side of the tank that faces the rear seat , near the top of the tank )
The fuel pump is inside the fuel tank.