S42 Headlamp Leveling Switch (TR6)

2013 Cadillac ATS 2.0L Eng VIN X, AWDSECTION S42 Headlamp Leveling Switch (TR6)
GM1974968
Connector Part Information
  • Harness Type: Instrument Panel
  • OEM Connector: 19115612
  • Service Connector: 19178090
  • Description: 6-Way F 0.64 Series (NA)
Terminal Part Information

Terminal Type ID Terminated Lead Diagnostic Test Probe Terminal Removal Tool Service Terminal Tray Core Crimp Insulation Crimp
I 13587474 J-35616-64B (L-BU) J-38125-215A Not Available Not Available P P
S42 Headlamp Leveling Switch (TR6)

Pin Size Color Circuit Function Terminal Type ID Option
1 0.5 BK 1350 Ground I TR6
2 0.35 BN/YE 189 Headlamp Leveling Motor Supply Voltage I TR6
3-4 - - - Not Occupied - -
5 0.5 YE 6817 LED Backlight Dimming Control I TR6
6 0.35 VT/GY 539 Run/Crank Ignition 1 Voltage I TR6
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.