B (S)Module Kit – GM (19421047)

GM Genuine Parts supplies this B under part number S)Module Kit – GM (19421047 as a factory-pattern replacement. Fitted in place of the original, it plugs into the factory harness and runs the system it was programmed for. Confirm the number on the part you are removing matches S)Module Kit – GM (19421047 before ordering; superseded numbers are the same component under a later release. Ships from our US warehouse.