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EVAP small leak/no flow condition common when replacing fuel pump ( missed a connection) or simple as broken gas cap probable causes: defective or loose fuel cap EVAP canister or hose cracked-not connected purge or vent solenoid defective vacuum leak at engine

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βˆ™ 16y ago
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Q: What is a P0442 error code for a 2004 Chevrolet Silverado?
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