Dodge 2008 JS Avenger Sedan - Manual (Page 353)

Jack Location
The jack and jack-handle are stowed under the load floor
in the trunk.
Spare Tire Stowage
The compact spare tire is stowed under the load floor in
the trunk.
Spare Tire Removal
Lift up the load floor cover and remove the hold down.
Spare Tire and Jack Stowage
WHAT TO DO IN EMERGENCIES 351
6