3942.  The commission shall assist the Department of the California Highway Patrol in the removal from service of any vehicle of any highway carrier which has failed or refused to register with the commission or with its base registration state pursuant to this chapter. In this connection, the commission may direct employees of the commission to be in attendance at weigh stations and highway checkpoints, if requested by the department, and furnish commission records and information related to highway carriers for the purpose of ascertaining the status of a highway carrier's registration.