If it's similar to other Chryslers, you may need wiring. See if you can find a schematic. See this link for a how to on Neons:
https://forums.neons.org/viewtopic.php?f=124&t=345940
EDIT:
Send a PM with an email address and I can send you pics of the schematics for a '03 Dakota. Forum software isn't cooperating for posting pics here.
https://forums.neons.org/viewtopic.php?f=124&t=345940
EDIT:
Send a PM with an email address and I can send you pics of the schematics for a '03 Dakota. Forum software isn't cooperating for posting pics here.