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P3000 Diagnostic Trouble Code Discussion for May 2005

HV Battery Malfunction

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Trouble Ticket Help Requests for DTC P3000
Help Request Posted
2002 Chevrolet Cavalier 2.2L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1G1JH12FQ2
P3000: multiple misfires. Now vehicle is back with rough idle, p0300.I cant find any vacuum leaks on this beast and if you drive the vehicle it seems to have plenty of power. What is strange is the fan constantly kicks off and on even if the vehicle is cold. Also forgot to mention old ...
May 03, 2005