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International Automotive Technicians Network
1993 Buick Century Special 3.3L Excessive Emissions
Posted to GM Driveability on 10/30/2001 15 Replies

Techs: This low mileage car runs lean. Customer failed NOx and BLM is around 150. I have tried everything to try to get a rich indication with no luck. I hear exhaust leaking on the firewall side of the engine which is also the side where the O2 sensor is inst...

15 Replies Received (View Replies)

  Related Documents & Media  1993 Buick Century Special

 
Message Closed w/FIX

car Vehicle Data

1993 Buick Century Special

VIN 1G4AG55N5P
Engine3.3 L / 6 cyl / GAS
Trans4-speed Automatic
DeliveryFI
SymptomsExcessive Emissions
OccursAlways
Message Closed w/FIX

car Vehicle Data

1993 Buick Century Special

VIN 1G4AG55N5P
Engine3.3 L / 6 cyl / GAS
Trans4-speed Automatic
DeliveryFI
SymptomsExcessive Emissions
OccursAlways