licence plate. type 1. A component that insulates or isolates the License Plate Bracket from another component or it's mounting surface. A component that isolates the LiftGate from another component or it's mounting surface. A component that usually goes between the Decklid and its mounting point preventing the parts from rubbing on each other and or preventing them from hitting. Bump Stop used for the LiftGate. Bumper Cover Insulator. License Plate Bracket Spacer. Part cannot be reused/reinstalled. Rubber item used to support and prevent the Deck lid from rattling.