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GMC
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1989
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Forward Control 7.4 W, Standard
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Repair and Diagnosis
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Engine Performance
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Adjustment
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Tune-Up - V8
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Specifications
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Fuel Systems
Fuel Systems
CARBURETOR
Application
Model
7.4L (VIN W)
Rochester M4MEF 4-Bbl.
TBI FUEL INJECTION
Application
Model
5.0L & 5.7L
Rochester 220 TBI
7.4L (VIN N)
Rochester 220 TBI