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2017
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CT6 Plug-In
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Repair and Diagnosis (Single Page)
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Body & Frame
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Ignition Switch/Steering Lock
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Immobilizer System
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Diagnostic Information and Procedures
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DTC B3031: Security Controller In Learn Mode Malfunction
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Conditions for Setting the DTC
Conditions for Setting the DTC
The DTC will set any time the BCM enters the learn mode.