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Home >> Hummer >> 2005 >> H2 4D Utility Wagon >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Instrument Panel, Gages, And Console >> Diagnostic Information And Procedures >> DTC B1372 >> Conditions for Setting the DTC

Conditions for Setting the DTC

There is a difference of at least 75 percent between the ignition 1 voltage circuit and the instrument panel cluster (IPC) battery positive voltage circuit for 3 seconds.