GMC Envoy P Codes (Powertrain) P0400 - P0499 P0442

Browse GMC Envoy P Codes (Powertrain) P0400 - P0499 P0442 questions and answers. Choose a question that matches your symptoms.

1 discussion

Po442 Evap Small Leak

2005 GMC ENVOY
Already Replaced The Purge Valve And Also The Vent Valve. Put A Hundred Miles On It Pop Back On Again. I Know I'm Looking At The Filler...
1 ANSWER
5 IMAGES
Asked by AJcustoms

Browse other repair topics

Browse by repair topic
P0410P0420P0442P0495

    Can’t find your issue?

    Ask a new GMC Envoy question