One problem related to alternator/generator/regulator has been reported for the 2003 Dodge Ram 2500. The most recently reported issues are listed below.
2003 Dodge ram pick up have already complained of stalling, now the electric is starting to go wrong. 09/22/04 passenger side window failed to go up or down, dealer replaced the switch in the driver side door for the passenger side window. 11/28/05 passenger side door in back of cab, the speaker went out and everytime the door locked automatically the speaker made a loud buzzing noise. Needed a harness $50. 00 11/28/05 window on passenger side stopped working from the driver side needed regulator binding switch $160. 00 11/28/05 lights around the heating element on the dash board started going out and 1/2 would be out and 1/2 would be on needs a control hd $183. 00.