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P0203 Diagnostic Trouble Code Discussion for July 2005

Fuel Injector 3 Control Circuit Malfunction

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Trouble Ticket Help Requests for DTC P0203
Help Request Posted
2002 Pontiac Grand Am SE 3.4L Misfire VIN: 1G2NF52EX2
P0203: Fuel Injector 3 Control Circuit Malfunction. ... start the car ran rough and shook. First time customer parked it for the weekend, brought it in Monday and everything worked fine and checked fine. Brought it in again today said it did the same thing but service engine light was on. Had P0300 miss code al...
July 29, 2005