Saggital plane
You have a fuse box under the carpet in the front passenger's front floor board and another fuse box under the hood in front of the passenger's side.
A leaking front seal
Located under the floor front left hand side.
Under a panel in the floor in front of the passengers seat
Front passenger side floor (under the hood)
in front of the passenger seat under the glove compartment on the floor.
under the right floor board just in front of the seat under a latch cover.
Usually under the floor mat and metal cover on front passenger side.
Under the carpet in the front passenger floor board.
Look under the front passenger seat. My 2001 and 2002 have the amp mounted to the floor under the seat.
Air vent. It blows under front seat and into back.
If you climb up the ladder on the back of the truck next to the plane, you can jump off the white front and onto the fence under the plane out of the map, drop down, and your out!