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P0442 Diagnostic Trouble Code Discussion for March 2008

EVAP System Small Leak Detected


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Trouble Ticket Help Requests for DTC P0442
Help Request Posted
2002 Chevrolet Impala 3.4L MIL Lamp on VIN: 2G1WF52EX2
P0442: EVAP System Small Leak Detected. ... #P0442. Performed EVAP smoke test and initially could not find any source of leaks. Confirmed with Tech 2 scanner that vehicle's EVAP system is not holding vacuum. After further testing found vent solenoid is sticking and therefore replaced solenoid. Retes...
March 06, 2008
2002 Chevrolet Impala 3.4L MIL Lamp on VIN: 2G1WF52EX2
P0442: EVAP System Small Leak Detected. ... #P0442. Performed EVAP smoke test and initially could not find any source of leaks. Confirmed with Tech 2 scanner that vehicle's EVAP system is not holding vacuum. After further testing found vent solenoid is sticking and therefore replaced solenoid. Retes...
March 06, 2008