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2000 Buick Century Custom 3.1L MIL Lamp on
Posted to GM Driveability on 12/12/2005 3 Replies

This Buick is setting this vent code because the tank pressure is reading very strangly on my OTC scanner. I get readings varying from [...] to - [...]! I haven't had much time to work on this yet but I did pop a new tank pressure sensor, but that made no diff...

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  Related Documents & Media  2000 Buick Century Custom

 
Message Closed w/Summary

car Vehicle Data

2000 Buick Century Custom

VIN 2G4WS52JXY
Engine3.1 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

P0446EVAP Vent Control System Performance
Message Closed w/Summary

car Vehicle Data

2000 Buick Century Custom

VIN 2G4WS52JXY
Engine3.1 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

P0446EVAP Vent Control System Performance