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1998 Pontiac Trans Sport Montana 3.4L MIL Lamp on
Posted to GM Driveability on 6/18/2003 3 Replies

I have encountered 4 of these identical situations, two were Transports, two were Chevy Ventures, all had high mileage (+100K), and allhave the 3.4L 'E' V-6. They come in with the MIL on and Code [...] 1 Rich...there is only one pre-cat O2 sensor in this arran...

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car Vehicle Data

1998 Pontiac Trans Sport Montana

VIN 1GMDX03E5W
Engine3.4 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / SEFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursHot

Trouble Codes

P0172Fuel System Too Rich (Bank 1)
Message Closed

car Vehicle Data

1998 Pontiac Trans Sport Montana

VIN 1GMDX03E5W
Engine3.4 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / SEFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursHot

Trouble Codes

P0172Fuel System Too Rich (Bank 1)