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Home › Chevrolet › 2007 › TrailBlazer 4.2 S, 4WD › Repair and Diagnosis › Engine Performance › System › Engine Control System & Fuel System - 4.2L - DTC P2119 To DTC P2A01 › DTC P2444 › Repair Verification

Repair Verification

With the ignition ON and the engine OFF, observe that the AIR pump is not operating.

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