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1999 Chevrolet Express 1500 4.3L O2 Moniter Will Not
Posted to GM Driveability on 2/1/2006 11 Replies

Hi all, Posting this for a buddy. He has a 1999 Chevy van that won't run the cat. moniter. All others have ran. There is no codes. I gave him a copy of the drive cycle. He said he has followed it butit still won't run it for him. Has anybody have this happen t...

11 Replies Received (View Replies)

  Related Documents & Media  1999 Chevrolet Express 1500

 
Message Closed w/FIX

car Vehicle Data

1999 Chevrolet Express 1500

VIN 1GCEG15W0X
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / sefi
EmissionsOBD-II Compliant
SymptomsO2 Moniter Will Not
OccursAlways
Message Closed w/FIX

car Vehicle Data

1999 Chevrolet Express 1500

VIN 1GCEG15W0X
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / sefi
EmissionsOBD-II Compliant
SymptomsO2 Moniter Will Not
OccursAlways