Lumbar Switch – GM (84878419)

GM Genuine Parts supplies this Lumbar Switch under part number 84878419 as a factory-pattern replacement. Fitted in place of the original, it replaces a switch with pitted contacts or a broken actuator. Check the part number stamped or moulded on the original against 84878419 — a number that looks close can belong to a different circuit. GM Genuine Parts are the components installed during production or validated by General Motors for GM vehicles. Shipped from our US warehouse with tracking.