Hot Start Problem? The Real Culprit Wasn't Vapor Lock

Our 1975 Dodge Dart with its dependable Slant Six starts instantly when cold, but once summer heat, high humidity, and the air conditioning come into play, restarting after a hot soak has become a challenge. In this video, we will methodically diagnose the problem, eliminate the common suspects one by one, uncover the real cause, make the repair, and return the Slant Six to the reliable operation Chrysler intended.