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1993 Cadillac DeVille 4.9L Excessive Emissions
Posted to GM Driveability on 2/23/2007 15 Replies

I've got a Caddy really testing me, PLEASE HELP! It runs very rich, as shown in the gas readings. I've disconnected the fuel regulator hose (no sign of fuel there)& disconnected & plugged the canister hose @ throttle body. I fired the injectors individually & ...

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  Related Documents & Media  1993 Cadillac DeVille

 
Message Closed w/Summary

car Vehicle Data

1993 Cadillac DeVille

VIN IG6CD53B9P
Engine4.9 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
SymptomsExcessive Emissions
OccursAlways

Trouble Codes

P091PRNDL mal
Message Closed w/Summary

car Vehicle Data

1993 Cadillac DeVille

VIN IG6CD53B9P
Engine4.9 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
SymptomsExcessive Emissions
OccursAlways

Trouble Codes

P091PRNDL mal