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Chevrolet
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2003
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TrailBlazer 4.2 S, 4WD
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Repair and Diagnosis
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Engine Performance
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Specifications
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Engine Controls - Service & Adjustment Specifications - 4.2L
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Fuel Systems
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Fuel Pump
Fuel Pump
FUEL PUMP PERFORMANCE
Application
psi (kPa)
All Models
48-54 (334-378)