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1990 Cadillac DeVille 4.5L Cuts out, BACKFIRE
Posted to GM Driveability on 5/9/2008 11 Replies

hi guys,

really stumped on this one. this car backfires through intake and exhaust at idle mostly when cold. we put a spark tester on cap and we are seeing erratic spark on all cylinders. cap and rotor were old so we replaced them. looking at inside dist saw ...

11 Replies Received (View Replies)

  Related Documents & Media  1990 Cadillac DeVille

 
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car Vehicle Data

1990 Cadillac DeVille

VIN 1G6CD533XL
Engine4.5 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryFI
SymptomsCuts Out, Backfire
Message Closed w/FIX

car Vehicle Data

1990 Cadillac DeVille

VIN 1G6CD533XL
Engine4.5 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryFI
SymptomsCuts Out, Backfire