Tl* the contact owns a 2012 volkswagen routan. the contact stated that when the vehicle was shifted into reverse, it jerked and reversed rough without warning. the vehicle was taken to a dealer where it was determined that the vehicle was operating as intended. the vehicle was taken to the dealer on two occasions where the failure was not determined. the manufacturer was not notified of the failure. the failure mileage was approximately 17,000. the vin was not available.