what would cause the driver seat to be inoperative in the forward and reaward posiyions
Could be something stuck not allowing it to move, the motor failed or wiring is suspect.
Check the wire supplying the seat motor for wear. May be metal on metal causing fuse to short.
Search Dodge Grand Caravan Questions
Are you a UK consumer? CarGurus now has a discussion forum in the UK.
Dodge Grand Caravan Experts