Having problems with your 2004 GMC Sonoma ?

Evap system code after some time GMC sonoma 2000 2.2

\015 The check engine light goes on after a while and goes off by itself. The code is from evaporative emission control system.\015 Posted / edited by AnonymousUser on : 22-11-2021

Answers :

I would start fuel cap. Check the o Ring. If in question replace it and reset your check engine light. Then I would inspect the evap system from the fill, to the tank, and up to the engine. Could be the selenoid or the carbon filters if they are on this vehicle.
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