One problem related to power assist brake vacuum has been reported for the 1999 Dodge Grand Caravan. The most recently reported issues are listed below.
Consumer was driving approx. 45 mph when she smelled burning plastic, pulled into the garage there was smoke from front of vehicle in the tire areas, vehicle was towed to dealership, was test driven and could not duplicate the problem, since June 1st problem comes and goes, second time dealership discovered that the booster brake was out, at this time they are waiting for parts.