2015 Buick Enclave ConvenienceFACTORY OEM SERVICE PROCEDURE

K64 Content Theft Deterrent Control Module

GM1593355
Connector Part Information
  • Harness Type: Steering Column
  • OEM Connector: 50-57-9705
  • Service Connector: Service by Harness - See Part Catalog
  • Description: 5-Way F 2.54mm SL Series (BK)
Terminal Part Information

Terminal Type ID Terminated Lead Diagnostic Test Probe Terminal Removal Tool Service Terminal Tray Core Crimp Insulation Crimp
I Not Available J-35616-64B (L-BU) Not Available Not Available Not Available Not Available Not Available
Pin Size Color Circuit Function Terminal Type ID Option
1 0.35 RD/WH 1040 Battery Positive Voltage I -
2 0.35 BN 4 Ignition Voltage I -
3 0.35 BK/WH 1551 Ground I -
4 - - - Not Occupied - -
5 0.35 D-GN 5060 Low Speed GMLAN Serial Data I -
Factory Service Tools

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.

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