08-29-2020, 09:26 PM
I would wait with that. This does not happen often. It is sufficient to make sure the contact is good with an ohmmeter. When the radio is working, if there are symptoms, this could be addressed. Ground rivets do indeed sometimes show increased resistance but not in every radio.
People who do not drink, do not smoke, do not eat red meat will one day feel really stupid lying there and dying from nothing.