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1998 Pontiac Trans Sport Montana 3.4L MIL Lamp on
Posted to GM Driveability on 10/10/2002 2 Replies

Hey Y'all,

Vehicle came into shop with mil on. code P1133, HO2S B1S1 insufficient switching. This is about the tenth O2 code of this type that I have run into in the last 2 months. I am currently using a Snap On Modis that I purchased a few months ago, and wh...

2 Replies Received (View Replies)

  Related Documents & Media  1998 Pontiac Trans Sport Montana

 
Message Closed w/FIX

car Vehicle Data

1998 Pontiac Trans Sport Montana

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

Trouble Codes

P1133Heated Oxygen Sensor (Bank 1 Sensor 1) Insufficient Switching
Message Closed w/FIX

car Vehicle Data

1998 Pontiac Trans Sport Montana

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

Trouble Codes

P1133Heated Oxygen Sensor (Bank 1 Sensor 1) Insufficient Switching