P0446 Diagnostic Trouble Code Discussion for February 2011
EVAP Vent System Performance
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| Help Request | Posted | |
| 2004 Cadillac CTS 3.6L Excessive Emissions VIN: 1G6DM57734 P0446: EVAP Vent Solenoid Valve Control System. this vechicle after fill up will set a p0446 and start rough like its flooded. checked the canister and vent valve no sign of raw fuel but replaced both. smoked gas tank at cap i have flow though the gas vent line (the big one on the canister) and though the p... |
February 15, 2011 |
