Question about Cars & Trucks
...2005 chevy silverado 1500 An explanation of the cause of the code and repair suggestions can be found at the link below. As a matter of interest, the knock sensor is virtually a microphone and can be ...
2005 4.8 liter Chevy Silverado My check engine light came on and I had O'Reilly's run an OBD check. Code PO446 "Evaporative Emission Control System: Vent Control Circuit Malfunction"
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