He passed out just as Trish ran over him one last time and drove off with Darry.
Exiting his truck to finish the job, the Creeper tossed a throwing star at Tubbs, destroying his shotgun.
Following his attack on the police station, he recovered his truck from the authorities.
After his teammate is beheaded by the Creeper, Scotty demands the other 3 students picked out by the Creeper leave the bus so the other students and himself would be safe.
In theory, it could be that the Creeper has some sort of psychic connection with his weapons.
It would only have slowed things down.