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P1665 Diagnostic Trouble Code Discussion for October 2005

EVAP Vent Solenoid Control Circuit Malfunction

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Trouble Ticket Help Requests for DTC P1665
Help Request Posted
1998 Chevrolet Venture 3.4L MIL Lamp on VIN: 1GNDX06E1W
P1665: EVAP Vent Solenoid Control Circuit Malfunction. ... alldata and it has all passed but iam still getting code p1665 i perform a evap vent soleniod test on scanner and it fails and puts a code po440 but i cant find any leaks i dont really want to throw parts at it so if anyone could help i would be greatful i...
October 25, 2005