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DTC P0448: EVAP Vent Valve Control Circuit Shorted
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Diagnostic Procedure
July 1:
So it begins
. Don't worry, this is not in the correct legal jurisdiction!
Diagnostic Procedure
Fig 1: DTC P0448: EVAP Vent Valve Control Circuit Shorted (Steps 1-3)
Courtesy of GENERAL MOTORS CORP.
Fig 2: DTC P0448: EVAP Vent Valve Control Circuit Shorted (Steps 4-11)
Courtesy of GENERAL MOTORS CORP.