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Home >> GMC >> 2021 >> Yukon AT4 >> Repair and Diagnosis >> Electrical >> Wiring Diagrams >> Inline Harness Connector End Views (X320 - X430) >> Inline Harness Connector End Views >> X378 Body Harness to 2nd Row Right Seat Harness

X378 Body Harness to 2nd Row Right Seat Harness

GM2871866Courtesy of GENERAL MOTORS COMPANY
GM5187933Courtesy of GENERAL MOTORS COMPANY
Connector Part Information
  • Harness Type: Body
  • OEM Connector: 33221171
  • Service Connector: 19333239
  • Description: 12-Way F 1.5 MX Series, Sealed (D-GY)
Connector Part Information
  • Harness Type: 2nd Row Right Seat
  • OEM Connector: 33482-6261
  • Service Connector: Service by Harness -
  • Description: 12-Way M 1.5 MX Series, Sealed (GY)
Terminal Part Information

Terminal Type ID Terminated Lead Diagnostic Test Probe Terminal Removal Tool
I 85528055 J-35616-14 (GN) J-38125-217
II Not required J-35616-3 (GY) No Tool Required
Pin Size Color Circuit Terminal Type ID Option Function Pin Size Color Circuit Terminal Type ID Option
1 0.75 RD/WH 5740 I - Battery Positive Voltage 1 0.75 RD/WH 5740 II -
2 0.75 RD/BU 6740 I - Battery Positive Voltage 2 0.75 RD/BU 6740 II -
3 0.75 GY 2294 I - Left Rear Seat Cushion Heating Element Control 3 0.75 GY 2294 II -
4 0.5 GN/VT 2857 I - Body Control Module LIN Bus 11 4 0.5 GN/VT 2857 II -
5 0.75 RD/GY 6240 I - Battery Positive Voltage 5 0.75 RD/GY 6240 II ATN/ATT
6 0.5 BN/WH 6809 I - Right Rear Folding Seat Motor Control 6 0.75 BN/WH 6809 II -
7 0.75 BU/BK 2446 I - Left Rear Seat Heating Element Low Reference 7 0.75 BU/BK 2446 II -
8 0.75 BK 1450 I - Ground 8 0.75 BK 1450 II -
9 0.5 WH/BU 7047 I - Left Rear Seat Cushion Temperature Sensor Signal 9 0.5 WH/BU 7047 II -
10 0.5 BU/WH 7048 I - Left Rear Cushion Thermistor Feedback Signal 10 0.5 BU/WH 7048 II -
11 0.5 BN/OG 5162 I - Right Rear Seat Belt Switch Signal 11 0.5 BN/OG 5162 II -
12 0.5 BK/OG 1363 I - Driver Seat Belt Switch Low Reference 12 0.5 BK/OG 1363 II -