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P0442 Diagnostic Trouble Code Discussion for August 2006

EVAP System Small Leak Detected

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Trouble Ticket Help Requests for DTC P0442
Help Request Posted
1997 Chevrolet Cavalier Z24 2.4L MIL Lamp on VIN: 1G1JF12T1V
P0442: EVAP System Small Leak Detected. Hello, We have this cavalie that sets the MIL light and ETS light at same time. Po442 code sets. First testing showed leak at fuel cap with smoke machine. Code cleared and sent on it way. Lights came back, rested system. No leaks found with 1psi tester. All s...
August 08, 2006