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P0622 Diagnostic Trouble Code Discussion for June 2012

Generator Field Control Circuit Malfunction


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Trouble Ticket Help Requests for DTC P0622
Help Request Posted
2005 Chevrolet C4500 Kodiak C4C042 6.6L No Start, Poor Idle Quality, Cuts out, Stall, Poor Fuel Economy
P0622: generator f terminal circuit. ... involved with this before!!!i am helping a friend from another garage with this truck that won't stay running!about a month ago he had some issues with the charging system and after changing the alternator 3 times i guess he had fixed but last week he call...
June 18, 2012