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Home >> GMC >> 2018 >> Terrain SL >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Instrument Panel System Displays And Gauges >> Repair Instructions >> Ambient Air Temperature Calculation Reset (With Ambient Air Temperature Sensor Wired To ECM) >> With Scan Tool

With Scan Tool

  1. Ignition - On / Vehicle - In Service Mode
  2. Select:Module Diagnostics
  3. Select:Engine Control Module
  4. Select:Configuration/Reset Functions
  5. Select:Reset Functions
  6. Select:Ambient Air Temperature Calculation Reset
  7. Follow the instructions on the scan tool.
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