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Home >> Hummer >> 2009 >> H3 L5-3.7L >> Repair and Diagnosis >> Maintenance >> Tune-up and Engine Performance Checks >> Fuel Pressure >> Specifications
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Fuel Pressure: Specifications

Fuel Pressure (Key ON, Engine OFF) 345-427 kPa (50-62 psi)
Fuel Pressure should not decrease more than 34 kPa (5 psi) in 1 minute
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