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1990 Chevrolet C3500 Cheyenne 5.7L MIL Lamp on
Posted to GM Driveability on 4/23/2001

ses light flashes fast key on or eng running. No scan tool comunication. Shop 1 replaced flywheel and starter, problem started(?) shop 2 replaced all computer components,computer, calpack, and prom. Them brought in to here.

aldl circits test ok. ground A B te...

  Related Documents & Media  1990 Chevrolet C3500 Cheyenne

 
Message Closed w/FIX

car Vehicle Data

1990 Chevrolet C3500 Cheyenne

VIN IGDHC34K7L
Engine5.7 L / 8 cyl / GAS
Trans4-speed Standard
DeliveryFI / tbi
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

51prom problem
Message Closed w/FIX

car Vehicle Data

1990 Chevrolet C3500 Cheyenne

VIN IGDHC34K7L
Engine5.7 L / 8 cyl / GAS
Trans4-speed Standard
DeliveryFI / tbi
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

51prom problem