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1992 Cadillac DeVille 4.9L Surge, Stall
Posted to GM Driveability on 4/5/2006 13 Replies

hey guys need a little help, not to many of these old caddys left but i got one. about once every two or three days this car will idle rough and stall. it will always restart. the iac motor will go nuts trying to keep the motor running. replaced map but didn't...

13 Replies Received (View Replies)

  Related Documents & Media  1992 Cadillac DeVille

 
Message Closed w/FIX

car Vehicle Data

1992 Cadillac DeVille

VIN 1GCD53B7N4
Engine4.9 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
SymptomsSurge, Stall
OccursIdle

Trouble Codes

30iac
31map sensor
74mat sensor
Message Closed w/FIX

car Vehicle Data

1992 Cadillac DeVille

VIN 1GCD53B7N4
Engine4.9 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
SymptomsSurge, Stall
OccursIdle

Trouble Codes

30iac
31map sensor
74mat sensor