The gold 67-68 Mustang with a white vinyl top 'studio car' can be seen in the parking lot where the lady flags down Reed and Malloy about someone who hit her car.
Code 6 = away from vehicle and radio communication, investigating at location specified.
211 = robbery.
Billy Ray Roberts introduces his kid brother, Tommy. Billy Ray is played by Willie Aames, best known for playing Tommy Bradford on Eight Is Enough (1977). Tommy's father on "Eight...", Tom Bradford, was played by Dick Van Patten, who was featured the week before on the series in Alcohol (1974).
Code 3 = urgent, lights and siren.