Door Lock Key Cylinder Switch - Driver

2010 Buick Lucerne CXL, 3.9 1SECTION Door Lock Key Cylinder Switch - Driver
WARNING: This page is about a different car, the 2011 Cadillac DTS. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Door Lock Key Cylinder Switch - Driver Connector End View
GM605500Courtesy of GENERAL MOTORS COMPANY
Door Lock Key Cylinder Switch - Driver

Pin Wire Circuit Function
A 0.35 L-GN 262 Driver Door Key Switch Signal
B 0.35 D-BU 536 Driver Door Key Switch Low Reference
Connector Part Information
  • Harness Type: Left Front Door
  • OEM Connector: 12162343
  • Service Connector: 12162343
  • Description: 2-Way M Metri-Pack 150 (GY)
Terminal Part Information
  • Terminated Lead: 13575420
  • Release Tool: J-38125-12A
  • Diagnostic Test Probe: J-35616-3 (GY)
  • Terminal/Tray: 12045773/2
  • Core/Insulation Crimp: E/1
RENDER: 1.0x

NO RELATED

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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.