Door Lock Cylinder Switch: Testing and Inspection
TAILGATE CYLINDER LOCK SWITCH
1. Disconnect and isolate the battery negative cable.
2. Remove tailgate trim panel Liftgate Trim Panel - Removal.
3. Disconnect tailgate cylinder lock switch harness connector.
4. Using a ohmmeter, test for resistances as shown in the Tailgate Cylinder Lock Switch Table.
TAILGATE CYLINDER LOCK SWITCH TABLE
5. If switch resistance is not correct, replace switch.