Is the child lock off.
check the child safety lock
Open the hood, look down. The engine is on the passenger side, the transmission (trans-axle) is on the drivers side.
When you open the hood, it is towards the rear of the engine bay located between the wipes. It has a vent look and can be "popped" open with a flat head screw driver. I recently changed mine on a 2000 Saturn L Series, and that's the only place I found. .
Unattach the door
Is this the rear passenger door or the tail gate door and what year and model vehicle is this?
The 2000 Saturn LS1 valet key will start the car. It is made to open the driver's side door and start the car.
It is on the passenger side right next to the glove box. You can only open it if you have the passenger side door open. It says fuses on the cover.
you cant
I think we have the 07, and there is a fuse box on the passenger side of the dash. Open the passenger door to see a panel. Pull it hard to pop it off. The manual describes this.
shift e+3
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If one or both of the back doors do not open from the inside the child safety lock may be activated. Open the door from the outside and notice the switch in the door jamb/latch area, flip the switch to the other position.