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International Automotive Technicians Network
1987 Buick Riviera Luxury 3.8L Excessive Emissions
Posted to GM Driveability on 5/3/2007 9 Replies

hi all, need a little info on this [...] has a code 55 ecm [...] has no info other than "replace ecm"did that and no [...] came in for failed [...] failed i know i can fix this emission problem with cat convertor. car has fuel control and convertor coming apar...

9 Replies Received (View Replies)

  Related Documents & Media  1987 Buick Riviera Luxury

 
Message Closed w/FIX

car Vehicle Data

1987 Buick Riviera Luxury

VIN 1G4EZ1139H
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic
DeliveryFI / SEFI
EmissionsFED
SymptomsExcessive Emissions

Trouble Codes

55ecm failure
Message Closed w/FIX

car Vehicle Data

1987 Buick Riviera Luxury

VIN 1G4EZ1139H
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic
DeliveryFI / SEFI
EmissionsFED
SymptomsExcessive Emissions

Trouble Codes

55ecm failure