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Chevrolet Master
85,242 Answers
- Posted on Mar 23, 2009
Re: Error codes PO135, PO449,PO442
THESE ARE FROM THE GM CODE DEFINITION MANUAL
P0135 - Heated Oxygen Sensor (HO2S) Heater Performance Bank 1 Sensor 1
P0449 - Evaporative Emission (EVAP) Vent Solenoid Control Circuit
P0442 - Evaporative Emission (EVAP) System Small Leak Detected
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