door sedans were adequate because the  real CHP rarely arrested anyone at that time, being involved more  with accident investigations, enforcement and auto thefts. Major  police powers were not invested in the CHP until 1964. The shows  uniforms were copies of the khakis worn by the CHP including the  state seal and the slogan "Eureka", except that the word  "California" was removed. Authenticity was a major goal, and Dan  Matthews call sign 