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1989 Cadillac DeVille 4.5L Hesitation, Cuts out, Misfire, Poor Fuel Economy
Posted to GM Driveability on 6/24/2010 22 Replies

Well i finally found a car thats killing me. This 89 sedan deville has been troubling me for a week and a half so far. It came in was a stumble under accel or pickup at cruise, first found no comm with ecm and tbi unit leaking fuel at regulator. Replaced ecm a...

22 Replies Received (View Replies)

  Related Documents & Media  1989 Cadillac DeVille

 
Message Closed w/FIX

car Vehicle Data

1989 Cadillac DeVille

VIN 1G6CD515XK
Engine4.5 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryFuel Injection / TBI
EmissionsFederal
SymptomsHesitation, Cuts Out, Misfire, Poor Fuel Economy
OccursHot, Under Load, on Accel

Trouble Codes

37mat circuit shorted
40p/s switch circuit open
Message Closed w/FIX

car Vehicle Data

1989 Cadillac DeVille

VIN 1G6CD515XK
Engine4.5 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryFuel Injection / TBI
EmissionsFederal
SymptomsHesitation, Cuts Out, Misfire, Poor Fuel Economy
OccursHot, Under Load, on Accel

Trouble Codes

37mat circuit shorted
40p/s switch circuit open