1969 dart turn signal switch issue

D74E082F-313D-4057-AD4C-DD20757E1781.jpeg
66AB524F-4FEF-471D-8663-02966331961F.jpeg


After further investigation I found the switch ground loose in the connector.
Wonder if this could be the sole issue?

not sure why jiggling the turn signal lever would somehow create a better ground.