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Home >> Cadillac >> 2017 >> CT6 Plug-In >> Repair and Diagnosis >> Body & Frame >> Ignition Switch/Steering Lock >> Immobilizer System >> Diagnostic Information and Procedures >> DTC B3031: Security Controller In Learn Mode Malfunction >> Repair Instructions
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Repair Instructions

Perform the Diagnostic Repair Verification after completing the repair.

Control Module References for replacement, programming and setup

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