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Home >> GMC >> 2018 >> Acadia SL >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Displays And Gauges >> Repair Instructions >> Ambient Air Temperature Calculation Reset (With Ambient Air Temperature Sensor Wired To ECM) >> When to Perform the Procedure

When to Perform the Procedure

NOTE:

Failure to perform this procedure may result in poor system performance, DTCs being set, or customer dissatisfaction.

Perform this procedure when the following component has been serviced: B9 Ambient Air Temperature Sensor or K20 Engine Control Module or Battery - Replaced