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Home >> GMC >> 2021 >> Sierra 2500 HD AT4, 6.6L Eng VIN 7 >> Repair and Diagnosis >> General Information >> Reset Procedures >> Programming And Setup >> Repair Instructions >> K69 Transfer Case Control Module: Programming and Setup (NQH) >> Programming an Existing Control Module

Programming an Existing Control Module

  1. Ignition - On / Vehicle - In Service Mode
  2. Access SPS and follow the on-screen instructions for the control module: K69 Transfer Case Control Module
  3. Perform the SPS function: K69 Transfer Case Control Module - Prepare Control Module for Removal
  4. Perform the SPS function: K69 Transfer Case Control Module - Programming
  5. Perform the SPS function: K69 Transfer Case Control Module - Setup

    Verify the Transfer Case Clutch Identifier is auto populated correctly, if incorrect enter the correct Transfer Case Clutch Identifier.

    Refer to: Transfer Case Identification

  6. Clear DTCs.
  7. Perform the scan tool function: Range Actuator Learn

    Refer to: Transfer Case Range Actuator Learn

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