× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
1998 Buick LeSabre Custom 3.8L MIL Lamp on
Posted to GM Driveability on 10/10/2006 9 Replies

hey all you gm techs out there. i need some help with this one. it had a new engine installed a year ago. it came back with mil on with codes po306 & [...] a bad plug wire and checked the o2's, graphed while driving, switched from .200-.[...] codes, drove for ...

9 Replies Received (View Replies)

  Related Documents & Media  1998 Buick LeSabre Custom

 
Message Closed w/FIX

car Vehicle Data

1998 Buick LeSabre Custom

VIN 1G4HP52K8W
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / SEFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursIntermittently

Trouble Codes

P0133Heated Oxygen Sensor (Bank 1 Sensor 1) Slow Response
P1133Heated Oxygen Sensor (Bank 1 Sensor 1) Insufficient Switching
Message Closed w/FIX

car Vehicle Data

1998 Buick LeSabre Custom

VIN 1G4HP52K8W
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / SEFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursIntermittently

Trouble Codes

P0133Heated Oxygen Sensor (Bank 1 Sensor 1) Slow Response
P1133Heated Oxygen Sensor (Bank 1 Sensor 1) Insufficient Switching