Depends on what's wrong with the speedometer. Try re-soldering the contacts on the mainboard behind the instrument panel.
Check the fuses. Sometimes you have to remove and reinstall them.
By replacing it.
A sensor.
it doesn't work!!
most of the newer spedos are magnet drive , you may want to check , but the usual fix is to replace it ! Good Luck !
coming to a complete stop
1998 Dodge Caravan Speedometer Has a second connector attached with a white pigtail. What is that used for and will it operate without it?
The speedometer is located on the instrument panel directly behind the steering wheel and is typically located in the center.
i would have to bet on the speed sensor
No, do you?
If loose they will need replaced.
The computer needs replaced.