Lumbar Switch – GM (42778340)

GM Genuine Parts builds this Lumbar Switch to the same footprint as the original; the catalogue number is 42778340. It replaces a switch with pitted contacts or a broken actuator. Catalogue application notes: Bolt EUV. Left. Gray. Confirm the number on the part you are removing matches 42778340 before ordering; superseded numbers are the same component under a later release. GM Genuine Parts are the components installed during production or validated by General Motors for GM vehicles. Ships from our US warehouse.