The inteny,IMO, is to review the changes to determine a course of actionn, not to have a completed changerd product/process within the two weeks.
IMO, customer requests for changes should br "reviewed" for impact the minute they are received.
First, for the effective date of the change; you may need to stop production,
second, the nature of the change; a quick review will enable you to provide a timeline for initiating the change.