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1985 Cadillac DeVille 4.1L Hesitation, Surge, Poor Fuel Economy, Lean Mixture
Posted to GM Driveability on 6/2/2001 8 Replies

Hello Fellow Techs,

Gotta problem child Deville thats stays lean. Idles satisfactory but surges some and exhibits symptoms of a lean mixture (runs much better with propane added). O2 sensor is working ok goes to 850mv + at WOT but at cruise ususally stays at ...

8 Replies Received (View Replies)

  Related Documents & Media  1985 Cadillac DeVille

 
Message Closed w/Summary

car Vehicle Data

1985 Cadillac DeVille

VIN [No VIN Available]
Engine4.1 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryFI / TBI
EmissionsFED
SymptomsHesitation, Surge, Poor Fuel Economy, Lean Mixture
OccursAlways
Message Closed w/Summary

car Vehicle Data

1985 Cadillac DeVille

VIN [No VIN Available]
Engine4.1 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryFI / TBI
EmissionsFED
SymptomsHesitation, Surge, Poor Fuel Economy, Lean Mixture
OccursAlways