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1991 Chevrolet K1500 Cheyenne 4.3L Excessive Emissions, Poor Idle Quality, Hesitation, Misfire
Posted to GM Driveability on 1/23/2003 11 Replies

Vehicle has had NEW GM crate engine installed. Problems were present before engine install. Vehicle was obvious-lack of maintenance candidate. Although install looks very good. After install - secondary was in bad shape (fixed with wires, cap, plugs, etc) Code...

11 Replies Received (View Replies)

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car Vehicle Data

1991 Chevrolet K1500 Cheyenne

VIN 1GCDK14Z9M
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / TBI
EmissionsOBD 1
SymptomsExcessive Emissions, Poor Idle Quality, Hesitation, Misfire
OccursOn Accel, Idle
Message Closed

car Vehicle Data

1991 Chevrolet K1500 Cheyenne

VIN 1GCDK14Z9M
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / TBI
EmissionsOBD 1
SymptomsExcessive Emissions, Poor Idle Quality, Hesitation, Misfire
OccursOn Accel, Idle