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Home >> Chevrolet >> 2024 >> Traverse LS, FWD >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Displays And Gauges >> Diagnostic Information and Procedures >> Outside Air Temperature Display Malfunction >> Circuit / System Verification

Circuit / System Verification

  1. Ignition - On / Vehicle - In Service Mode
  2. Verify DTC P0072, P0073, or P0074 is not set.
    • If DTC P0072, P0073, or P0074 is set 

      Refer to Circuit / System Testing.

    • Go to next step: If DTC P0072, P0073, or P0074 are not set 
  3. Verify any other ECM / PCM or temperature-related DTCs are not set.
    • Go to next step: If no other DTCs are set 
  4. Allow vehicle to completely cool to ambient temperature.
  5. Verify the scan tool Intake Air Temperature Sensor parameter is within 15°C (27°F) of actual ambient temperature.
    • If not within 15°C (27°F) of actual ambient temperature 

      Refer to appropriate Intake Air Temperature Sensor diagnosis.

    • Go to next step: If within 15°C (27°F) of actual ambient temperature 
  6. Verify the scan tool ECM / PCM Ambient Air Temperature parameter is within 15°C (27°F) of actual ambient temperature.
    • If not within 15°C (27°F) of actual ambient temperature 

      Refer to Circuit / System Testing.

    • Go to next step: If within 15°C (27°F) of actual ambient temperature 
  7. All OK.
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