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1999 Pontiac Bonneville SSE 3.8L MIL Lamp on
Posted to GM Driveability on 5/30/2007 3 Replies

Hi guys have a pontiac that sets a vent performance [...] soon as the customer takes it it [...] week we put in a new vent valve.313 miles later its back.I just ran the in bay service bay test and it [...] at the fail record its failed once and not run 27 time...

3 Replies Received (View Replies)

 
Message Closed w/FIX

car Vehicle Data

1999 Pontiac Bonneville SSE

VIN 1G2HZ52K9X
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursIntermittently

Trouble Codes

P0446EVAP Vent Control System Performance
Message Closed w/FIX

car Vehicle Data

1999 Pontiac Bonneville SSE

VIN 1G2HZ52K9X
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursIntermittently

Trouble Codes

P0446EVAP Vent Control System Performance