We have a 2012 Avalanche...lights were very dim so figured it was the inverter/converter, so took it in to Camping World....they said the converter was good needed new batteries. Bought two new batte...
The simplest things can be so difficult sometimes.
You are looking for 13.2 volts on the battery. Then disconnect the battery and check for voltage in the RV. Then check the main converter fuses. Bench test the converter. Install new converter.
If you charge from a generator make sure the replacement is a Progressive Dynamics or IOTA.
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