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Home >> Hummer >> 2006 >> H3 Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - 3.5L - DTC P0172 To DTC P0455 >> DTC P0455 >> Conditions For Setting the DTC

Conditions For Setting the DTC

The EVAP system is not able to achieve or maintain vacuum during the diagnostic test.
The DTC P0455 diagnostic runs up to 13 minutes from start-up.

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