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1994 Cadillac DeVille 4.9L Excessive Emissions
Posted to GM Driveability on 8/28/2006 12 Replies

car failed emission check (see emission readings). car runs normal, no engine codes, converter passes all tests. Fuel presuure is within specs. adn no leaks found in the fuel regulator. The o2 sensors respond to full rich or lean conditions. the egr valve is w...

12 Replies Received (View Replies)

  Related Documents & Media  1994 Cadillac DeVille

 
Message Closed w/FIX

car Vehicle Data

1994 Cadillac DeVille

VIN 1G6KD52B2R
Engine4.9 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / mpi
SymptomsExcessive Emissions
OccursAlways
Message Closed w/FIX

car Vehicle Data

1994 Cadillac DeVille

VIN 1G6KD52B2R
Engine4.9 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / mpi
SymptomsExcessive Emissions
OccursAlways