P0446 Diagnostic Trouble Code Discussion for November 2009
EVAP Vent System Performance
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| Help Request | Posted | |
| 2001 Chevrolet Suburban 1500 LT 5.3L MIL Lamp on VIN: 1HJ5231578 P0446: EVAP Vent System Performance. ... code P0446. Being that this code is normally the purge solenoid I replaced it. The code came back. I smoke tested the system and there are not any leaks. The lines do not have any kinks in them. I vacuum tested the system and it does not leak. I replaced t... |
November 27, 2009 |
