likely BU Light Switch in the trans.
If just have "Surface damage" then can let stay there. Wire don't carry a lot of amps the light 2 bulbs.
If wires are good, can replace weather pack shells w/o cutting but need right tool to remove the "pins."
New shell don't have the clip that holds it. Clips are separate part and many vendors don't have.
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Dr. Ian Malcolm: Yeah, but your scientists were so preoccupied with whether or not they could, they didn't stop to think if they should.
(Jurassic Park)
The Ogre's Fiero Cave