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1992 Cadillac DeVille 4.9L Excessive Emissions
Posted to GM Driveability on 4/6/2009 9 Replies

I have this 1992 Cadillac Sedan Deville. It runs rich all the time. It will go into closed loop but int. and block learn always stay at 128. The only way I can get it to halfway have any fuel control is do a blm reset using the scanner. Once I hit reset the in...

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  Related Documents & Media  1992 Cadillac DeVille

 
Message Closed w/FIX

car Vehicle Data

1992 Cadillac DeVille

VIN 1G6CD53B2N
Engine4.9 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / MPFI
EmissionsUS Fed emissions
SymptomsExcessive Emissions
OccursAlways
Misc.Prom 396
Message Closed w/FIX

car Vehicle Data

1992 Cadillac DeVille

VIN 1G6CD53B2N
Engine4.9 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / MPFI
EmissionsUS Fed emissions
SymptomsExcessive Emissions
OccursAlways
Misc.Prom 396