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Trailer Brake Control Relay (JL1)

GM1664576Courtesy of
Connector Part Information
  • Harness Type: Chassis
  • OEM Connector: 13521467
  • Service Connector: 13506001
  • Description: 6-Way F GT 280 Series, Sealed (BK)
Terminal Part Information
  • Pins: A, B, F
  • Terminated Lead: 13575403
  • Release Tool: J-38125-553
  • Diagnostic Test Probe: J-35616-4A (PU)
  • Terminal/Tray: 15304720/19
  • Core/Insulation Crimp: 4/5
  • Pins: C-E
  • Terminated Lead: 13575407
  • Release Tool: J-38125-553
  • Diagnostic Test Probe: J-35616-4A (PU)
  • Terminal/Tray: 15304719/19
  • Core/Insulation Crimp: E/5
Trailer Brake Control Relay (JL1)

Pin Wire Circuit Function
A 3 D-BU 47 Trailer Brake Output Supply Voltage
B 3 BK 2150 Ground
C 0.5 TN 945 Integrated Trailer Brake Relay Control Active Low
D 0.5 L-GN 944 Relay Feedback
E 0.5 YE/BK 7521 Solid State Relay Enable
F 3 RD/BK 242 Battery Positive Voltage