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2001 Buick Century Custom 3.1L MIL Lamp on
Posted to GM Driveability on 10/30/2011 19 Replies

P0446 present. Used Versus on vent and purge circuits. ok. Has new cap, filler neck and vent valve. checked for restrictions in vent lines. Smoked system for leaks.

19 Replies Received (View Replies)

  Related Documents & Media  2001 Buick Century Custom

 
Message Closed w/FIX

car Vehicle Data

2001 Buick Century Custom

VIN 1G4WE52J21
Engine3.1 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMIL Lamp On

Trouble Codes

P0446EVAP Vent Control System Performance
Message Closed w/FIX

car Vehicle Data

2001 Buick Century Custom

VIN 1G4WE52J21
Engine3.1 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMIL Lamp On

Trouble Codes

P0446EVAP Vent Control System Performance