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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 53 (Engine Controls And Fuel - 6.0L - DTC P0030 To DTC P0140) >> DTC P0030 or P0050 >> Conditions for Setting the DTC

Conditions for Setting the DTC

WARNING: This page is about a different car, the 2007 Hummer H2. However, it is still accessible from the selected car via links, so may be relevant.

The ECM detects that the affected HO2S heater low control circuit is not within a specified range for 6 seconds.

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