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Home >> Chevrolet >> 2009 >> TrailBlazer 2WD L6-4.2L >> Repair and Diagnosis >> Maintenance >> Tune-up and Engine Performance Checks >> Fuel Pressure >> Specifications

Fuel Pressure: Specifications

Fuel Pressure (Key ON, Engine OFF) 345-395 kPa (50-57 psi)
Fuel Pressure should not decrease more than 34 kPa (5 psi) in 1 minute.