Get a piece of wood and a Rag. Wrap the Rag around the wood and poke it in the hole where the Bulb lives. Get some silicone sealant for the Lens that should stop the ingress of water.
i think the garage drilled a hole thougt mine, now i got water back in the passnger, must get the sun drainage holes unblocked propely, in the mean time i stock a cover over a top and a stick that says evidnce do not tamper.