One problem related to brake drum wheel cylinder has been reported for the 1996 Dodge Ram 3500. The most recently reported issues are listed below.
Front brakes have gone out for the fifth time while driving at 65mph on highway on wet and dry pavements. The brakes go down to the pedal. Several dealers have mentioned that a bulletin was put out 28-Mar-97, but no recall has been issued. In addition, back brakes are inoperative because wheel cylinders on back are too small.