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Home >> Chevrolet >> 2025 >> Suburban LS, 4WD >> Repair and Diagnosis >> Body & Frame >> Door Locks >> Keyless Entry System And Remote Functions >> Diagnostic Information and Procedures >> DTC B1ADF >> Circuit/System Verification
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Circuit/System Verification

  1. Perform the Programming and Setup procedure for the control module that set the DTC.
  2. Verify the DTC does not set after programming.
    • If the DTC sets after programming 

      Replace the control module that set the DTC.

    • Go to next step: If the DTC does not set after programming 
  3. All OK.