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Home >> Cadillac >> 2021 >> CT4 Sport, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 60 (Engine Controls And Fuel - 2.7L (L3B) - Repair Instructions) >> Repair Instructions >> HO2S Heater Resistance Learned Values Reset >> When to Perform the Procedure

When to Perform the Procedure

WARNING: This page is about a different car, the 2022 Cadillac CT4. However, it is still accessible from the selected car via links, so may be relevant.
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: B52 Heated Oxygen Sensor - Replaced

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