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1987 Buick Regal GNX 3.8L Excessive Emissions
Posted to GM Driveability on 10/26/2017 26 Replies

Was towed in as no start. Found badly flooded,another shop had changed maf & o2 sensors,dried plugs and changed oil,started,runs exc. rich,black smoke and [...] 3 inj. leaking down and balance poor,replace injectors with delcos,starts and idles better but stil...

26 Replies Received (View Replies)

  Related Documents & Media  1987 Buick Regal GNX

 
Message Closed w/Summary

car Vehicle Data

1987 Buick Regal GNX

VIN 1G4GJ1170H
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic
DeliveryFuel Injection / sefi
Emissionsobd1
SymptomsExcessive Emissions
OccursAlways
Message Closed w/Summary

car Vehicle Data

1987 Buick Regal GNX

VIN 1G4GJ1170H
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic
DeliveryFuel Injection / sefi
Emissionsobd1
SymptomsExcessive Emissions
OccursAlways