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Home >> Cadillac >> 2021 >> CT4 Sport, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 15 (Cellular, Entertainment, And Navigation - Diagnostic Information And Procedures) >> Diagnostic Information and Procedures >> DTC U1967 >> Circuit/System Verification

Circuit/System Verification

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  1. Ignition ON/Vehicle In Service Mode.
  2. Verify DTC U1967 is not set.
    • If DTC U1967 is set 
    1. Using the scan tool under A11 Radio> Configuration/Reset Functions>Reset Functions> License Compliance Materials Download Error Counter Reset.
    2. Verify DTC U1967 is not set.
      • If DTC U1967 is set.

        Replace the K73 Telematic Control Module

      • Go to next step: If DTC U1967 is not set.

        Go to next step: All OK

    • Go to next step: If DTC U1967 is not set 
  3. All OK
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