LEMON Manuals: Even more car manuals for everyone
Home >> GMC >> 2003 >> Safari Van Cargo, AWD >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> Engine Controls - Self-Diagnostics - 4.3L >> Diagnostic Tests >> DTC P0446: EVAP Vent Valve Performance >> Test Description

Test Description

The numbers below refer to the step numbers in the diagnostic procedures.

  1. 3 -  This test determines if the failure is present or intermittent.

scientia non olet · About LEMON Manuals