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Home >> Chevrolet >> 2001 >> Venture Base, Van Passenger >> Repair and Diagnosis >> External Pages >> Different car >> Section 77 (Engine Controls - Self-Diagnostics - 3.0L) >> Diagnostic Tests >> DTC P0449: EVAP Vent Solenoid Control Circuit >> Diagnostic Aids

Diagnostic Aids

WARNING: This page is about a different car, the 2002 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.

To locate an intermittent problem, use scan tool to monitor DTC P0449 LAST TEST with engine running. Wiggling wires while watching for a change from PASSED to FAILED may locate the area where an open in the wiring may exist.

EVAP vent solenoid resistance should be 18-27 ohms.

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