RAM 3500 Truck 4WD V8-5.7L VIN D (2003)
Power Window Switch: Description and Operation
The power window switches control the battery and ground feeds to the power window motors. The passenger door power window switches receive their
battery and ground feeds through the circuitry of the drivers window switch. When the power window lockout switch is in the Lock position, the battery
feed for the passenger door window switches is interrupted.