12V Electrical puzzler (trailer lights)
Have a very strange issue with the lights on my tow dolly. The issue is with the coach, not the dolly as it manifests itself at the trailer plug in connector. Turn signals work normally. 4-way fla...
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I had a similar issue with my last camper. Turned out to be corroded connection in my 7pin connector. Cleaned and never had the issue again.
