[RED-in-AZ]

I think it says / means

Vapor Canister Purge Valve OR EVAP solenoid.

What all did any of you all have to do for that??

2008 standard 4-cyl Solstice - THANKS

First and only yellow light i had in 5 years.

 

[ChopTop]

It looks like it could be cause by several different issues. Good luck on figuring this out, and please let us know when you do. TIA

Symptoms

• Check Engine Light will illuminate
• In most cases, there are no adverse conditions noticed by the driver
• In some cases, there may be a noticeable fuel odor caused by the release of fuel vapors

Common Problems That Trigger the P0442 Code

• Defective or damaged fuel cap
• Distorted or damaged Fuel Tank Filler Neck
• Small tear or puncture in the Evaporative system hose(s) and/or Carbon Canister
• Defective Fuel Tank Sending Unit gasket or seal
• Small split in a seam of the Carbon Canister
• Defective Evaporative Vent Valve and/or Evaporative Purge Valve
• Defective or damaged Fuel Tank
• Defective Fuel Tank Pressure Sensor
• Defective Leak Detection Pump
• Slightly loose and/or worn clamps or hardened O-rings anywhere in the EVAP system

Common Misdiagnoses

• Fuel cap
• Evaporative Purge Valve
• Evaporative Vent Valve

P0442 - OBD-II Trouble Code

Definition of error code P0442 - Evaporative Emission Control System Leak Detected (small leak). Read emissions expert information and diagnostics for fault code P0442

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