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P0650 Diagnostic Trouble Code Discussion for May 2004

Malfunction Indicator Lamp Circuit Malfunction

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Trouble Ticket Help Requests for DTC P0650
Help Request Posted
1999 Pontiac Grand Prix GTP 3.8L MIL Lamp on VIN: 1G2WR5211X
P0650: Malfunction Indicator Lamp Circuit Malfunction. Good morning fellow techs. I have this car that will set these 4 codes what appears to be at the same time intermitantly. I have not been able to actually duplicate the same conditions, but the codes are in history with a service engine soon light today again ...
May 12, 2004