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Home >> GMC >> 2021 >> Yukon AT4 >> Repair and Diagnosis >> Electrical >> Wiring Diagrams >> Inline Harness Connector End Views (X140 - X182) >> Inline Harness Connector End Views >> X176 Transmission Case Harness to Transmission Control Harness (MQC)

X176 Transmission Case Harness to Transmission Control Harness (MQC)

GM3977748Courtesy of GENERAL MOTORS COMPANY
GM3977770Courtesy of GENERAL MOTORS COMPANY
Connector Part Information
  • Harness Type: Transmission Case
  • OEM Connector: 1897543-1
  • Service Connector: Service by Harness -
  • Description: 22-Way F 0.64 Micro-Quadlock, 2.8 Micro-Power Series (NA)
Connector Part Information
  • Harness Type: Transmission Control
  • OEM Connector: 1897540-1
  • Service Connector: Service by Harness -
  • Description: 22-Way M 0.64 Micro-Quadlock, 2.8 Micro-Power Series (NA)
Terminal Part Information

Terminal Type ID Terminated Lead Diagnostic Test Probe Terminal Removal Tool
I Not required J-35616-64B (L-BU) No Tool Required
II Not required J-35616-14 (GN) No Tool Required
III Not required J-35616-2A (GY) No Tool Required
IV Not required J-35616-65B (L-BU) No Tool Required
Pin Size Color Circuit Terminal Type ID Option Function Pin Size Color Circuit Terminal Type ID Option
1 0.5 VT 7819 I - Default Disable Solenoid Control 1 0.5 VT 7819 IV -
2 0.5 GN/OG 1530 I - Transmission Line Pressure Control Solenoid Valve Control 2 0.5 GN/OG 1530 IV -
3 0.5 GY/BN 422 I - Torque Converter Clutch Solenoid Valve Control 3 0.5 GY/BN 422 IV -
4 0.5 BN 6387 I - Transmission High Side Driver 1 Control 4 0.5 BN 6387 IV -
5 - - - - - Not Occupied 5 - - - - -
6 0.5 YE 6317 I - Electronic Transmission Range Select Out of Park Switch Signal 6 0.5 YE 6317 IV -
7 0.5 YE/GY 6319 I - Electronic Transmission Range Select Out of Park Switch 2 Signal 7 0.5 YE/GY 6319 IV -
8 0.5 GN 4170 I - Transmission Output Shaft Speed Sensor Circuit 9V Reference 8 0.5 GN 4170 IV -
9 0.5 OG 2159 I - Park Inhibit Solenoid Assembly Control 9 0.5 OG 2159 IV -
10 0.5 BK/GY 3706 I - Electronic Transmission Range Select Switch Analog Signal 1 10 0.5 BK/GY 3706 IV -
11 0.5 BU 4171 I - Transmission Input Shaft Speed Sensor Circuit 9V Reference 11 0.5 BU 4171 IV -
12 - - - - - Not Occupied 12 - - - - -
13 0.5 BU/BN 586 I - Transmission Fluid Temperature Sensor Low Reference 13 0.5 BU/BN 586 IV -
14 0.5 BN/YE 585 I - Transmission Fluid Temperature Sensor Signal 14 0.5 BN/YE 585 IV -
15 0.5 BU/GN 6404 I - Clutch Solenoid Valve E Control 15 0.5 BU/GN 6404 IV -
16 0.5 GN/BN 6403 I - Clutch Solenoid Valve D Control 16 0.5 GN/BN 6403 II -
17 0.5 GY 6402 I - Clutch Solenoid Valve C Control 17 0.5 GY 6402 IV -
18 0.5 WH 6388 I - Transmission High Side Driver 2 Control 18 0.5 WH 6388 IV -
19 - - - - - Not Occupied 19 - - - - -
20 0.5 BN/WH 4509 I - Transmission Clutch F Control 20 0.5 BN/WH 4509 III -
21 0.5 YE/VT 4507 I - Transmission Clutch H Control 21 0.5 YE/VT 4507 IV -
22 0.5 BU/GY 4508 I - Transmission Clutch G Control 22 0.5 BU/GY 4508 IV -