System: visual; winshield wiper and washer.vehicle description: class a motorhomes which use windshield wiper systems provided by robert bosch corporation.note: owners who take their vehicles to an authorized dealer on an agreed upon service date and do not receive the free remedy within a reasonable time should contact holiday rambler at 1-800-685-6545. Also contact the national highway traffic safety administration's auto safety hotline at 1-800-424-9393.