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Home >> Cadillac >> 2021 >> CT4 Sport, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 378 (Sunroof) >> Diagnostic Information and Procedures >> DTC B19D9 >> Reference Information

Reference Information

WARNING: This page is about a different car, the 2022 Cadillac CT5. However, it is still accessible from the selected car via links, so may be relevant.

Schematic Reference

Sunroof Wiring Schematics 

Connector End View Reference

Master Electrical Component List , or Component Connector End Views - Index

Description and Operation

Sunroof Description and Operation 

Electrical Information Reference

Scan Tool Reference

Control Module References for scan tool information