One problem related to underhood wiring has been reported for the 2003 Dodge Grand Caravan. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2003 Dodge Grand Caravan based on all problems reported for the 2003 Grand Caravan.
Power cable for radiator fan was rubbing against ac tubing. Cable wore through causing a short circuit, failure of radiator cooling fan resulting in overheating of engine. Wire cable bundle will have to be replaced and rerouted to prevent future vibration erosion of cable bundle.