× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network

P0442 Diagnostic Trouble Code Discussion for March 2008

EVAP System Small Leak Detected

Note: This is a professional automotive technician's resource.
Vehicle Owners: If you are seeking an automotive repair professional to service your vehicle, visit the iATN Repair Shop Finder.

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