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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 17 (HVAC - Automatic) >> Diagnostic Information and Procedures >> DTC B0174, B0179, B0510, or B0515 >> 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 HVAC control module determines that the value of the air temperature parameter is less than 5 counts or greater than 250 counts.