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I have a 2006 cummins 5.9
I am a new owner and have a question.
Why is the Volt meter bouncing around when it's cold after you start it but only does it for a while?
Last edited by Fire Dragon; 01-18-2014 at 07:01 AM.
I have a 2006 cummins 5.9
I am a new owner and have a question.
Why is the Volt meter bouncing around when it's cold after you start it but only does it for a while?
Normal operation cased by the high amperage draw of the grid heater.