Trailer Brake Control Switch (JL1)

2011 Chevrolet Tahoe Base, 5.3 0, 4WDSECTION Trailer Brake Control Switch (JL1)
Fig 1: Trailer Brake Control Switch (JL1) Connector End View
GM1716517Courtesy of GENERAL MOTORS CORP.
Trailer Brake Control Switch (JL1)

Pin Wire Circuit Function
1-2 - - Not Used
3 0.35 D-BU 7632 5-Volt Reference
4 0.35 YE 7635 Integrated Trailer Brake Controller Manual Apply Signal
5 0.35 BN 7634 Integrated Trailer Brake Controller Redundant Manual Apply Signal
6 0.35 L-GN/BK 7633 Integrated Trailer Brake Controller User Gain Signal
7 0.35 YE 6817 LED Backlight Dimming Control
8 0.35 TN 7631 Ground Return
Connector Part Information
  • Harness Type: Brake/Clutch
  • OEM Connector: 13518475
  • Service Connector: 13576542
  • Description: 8-Way F YESC Kaizen Series (BK)
Terminal Part Information
  • Terminated Lead: 13575845
  • Release Tool: J-38125-215A
  • Diagnostic Test Probe: J-35616-64B (L-BU)
  • Terminal/Tray: SAIT-A03T-M064/14
  • Core/Insulation Crimp: P/P
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.