The lock and unlock switch for the doors unlocks the trunk too.Push the switch to the left and hold it.
The remote trunk release for a 1993 Grand Prix is in the gove box.
The trunk release on a 2008 Pontiac Grand Prix is located on the floor, near the driver's seat. There is also one located inside the trunk for emergencies.
http://www.internetautoguide.com/car-photos/09-int/2005/pontiac/grand-prix/exterior/trunk.html
There is an auto trunk release on a 2004 Grand Prix. If you push the drivers side door lock button to the left and hold it, the trunk will open.
IGPX Immortal Grand Prix - 2005 was released on: USA: 5 November 2005
Glove Box
Silver Anniversary Adelanto Grand Prix - 2005 was released on: USA: 10 December 2005 (internet)
IGPX Immortal Grand Prix - 2005 Fate 2-10 was released on: USA: 2005
IGPX Immortal Grand Prix - 2005 Comeback 2-7 was released on: USA: 2005
IGPX Immortal Grand Prix - 2005 Decision 2-8 was released on: USA: 2005
IGPX Immortal Grand Prix - 2005 Puzzled 2-5 was released on: USA: 2005
Offer it a peanut. Offer it a peanut. Offer it a peanut.