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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 252 (Engine Control System & Fuel - 4.8L, 5.3L, 6.0L, Or 6.2L - DTC P0230 To DTC P0690) >> DTC P0506 or P0507 >> Conditions for Setting the DTC >> P0506

Conditions for Setting the DTC: P0506

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The actual idle speed is approximately 100 RPM lower than the desired idle speed.

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