One problem related to engine belts and pulleys has been reported for the 2004 Dodge Ram 2500. The most recently reported issues are listed below.
The contact owns a 2004 Dodge Ram 2500 diesel. The contact was driving 60 mph and towing a trailer when the alternator warning lamp illuminated and the contact was unable to engage the brakes or steering wheel. The contact stated that he was able to merge to the side of the road and used the electric brakes on the trailer being towed in order to stop the vehicle. The vehicle was taken to the dealer who diagnosed that the water pump barring failed and as a result, the water pump and the fan belt needed to be replaced. The contact mentioned that he had to replace the water pump a total of three times. The manufacturer was not made aware of the failure. The failure mileage was 60,000 and the current mileage was 125,000.