(1) enforce the provisions of this chapter and of all other laws regulating the registration of motor vehicles, trailers, or semitrailers; and
(2) inspect any motor vehicle, trailer, or semitrailer of a type required to be registered in any public garage or repair shop or in any place where the motor vehicle, trailer, or semitrailer is held for sale or wrecking, for the purpose of locating and investigating the title and registration of stolen motor vehicles, trailers, and semitrailers.