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Home >> Oldsmobile >> 2002 >> Bravada AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - Self-Diagnostics - 4.2L >> Diagnostic Tests >> DTC P1441: EVAP System Flow During Non-Purge >> Test Description

Test Description

The number below refers to the step number in the diagnostic procedures.

  1. 4

    This test determines if the EVAP canister purge valve can seal. Any indication of vacuum on the vacuum gage indicates that the EVAP purge valve is not seating properly.

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