P0446 Diagnostic Trouble Code Discussion for March 2008
EVAP Vent System Performance
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| Help Request | Posted | |
| 2005 GMC Yukon Denali 6.0L MIL Lamp on VIN: 1GKEK63U05 P0446: EVAP Vent System Performance. Hi guys and gals, this yukon will not except fuel at a normal rate. Takes about 20 minutes to fill the tank. Code PO446 is active. My Alldata is not giving me alot of infomation on this. I removed the solenoid for the rear of the tank wich i believe is the ven... |
March 12, 2008 |
