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International Automotive Technicians Network
1990 Buick Century Custom 3.3L wacked out ECM?
Posted to GM Driveability on 11/17/2001 9 Replies

I was doing a pre-emissions check on this vehicle when the temp light went on. I noticed that the cooling fan hadn't switched on, so I hooked up my MT-2500 to see what temp the ECM was reading...here are the first few lines of data that I got from the scanner:...

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  Related Documents & Media  1990 Buick Century Custom

 
Message Closed w/FIX

car Vehicle Data

1990 Buick Century Custom

VIN 3G4AH54N8L
Engine3.3 L / 6 cyl / GAS
Trans3-speed Automatic
DeliveryFI
EmissionsFED
SymptomsWacked Out ECM?
OccursAlways
Message Closed w/FIX

car Vehicle Data

1990 Buick Century Custom

VIN 3G4AH54N8L
Engine3.3 L / 6 cyl / GAS
Trans3-speed Automatic
DeliveryFI
EmissionsFED
SymptomsWacked Out ECM?
OccursAlways