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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 452 (Instrument Panel System Displays And Gauges) >> Diagnostic Information and Procedures >> Outside Air Temperature Display Inaccurate or Inoperative >> Circuit/System Description

Circuit/System Description

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The instrument panel cluster (IPC) displays the Outside Air (Ambient) Temperature from serial data received from the HVAC module. The HVAC Module process the signal from the Ambient Air Temperature Sensor.

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