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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 410 (Engine Controls - Self Diagnostics - 4.3L) >> Diagnostic Tests >> DTC P0446: EVAP Vent Valve Performance >> Diagnostic Procedures

Diagnostic Procedures

WARNING: This page is about a different car, the 2003 GMC Sierra and 2003 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: DTC P0446: EVAP Vent Valve Performance (Steps 1-7)
G00239657Courtesy of GENERAL MOTORS CORP.
Fig 2: DTC P0446: EVAP Vent Valve Performance (Steps 8-14)
G00239658Courtesy of GENERAL MOTORS CORP.
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