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Home >> Cadillac >> 2021 >> CT4 Sport, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 224 (Lighting System - Diagnostic Information And Procedures (1 Of 2)) >> Diagnostic Information and Procedures >> DTC B11D1 or B11D2 >> Actions Taken When the DTC Sets

Actions Taken When the DTC Sets

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.

DTC B11D1 12 

The right front park lamps are always ON.

DTC B11D1 11 and B11D1 13 

The right front park lamps are always OFF.

DTC B11D2 12 

The left front park lamps are always ON.

DTC B11D2 11 and B11D2 13 

The left front park lamps are always OFF.