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Home >> GMC >> 2021 >> Yukon XL AT4 >> Repair and Diagnosis >> Electrical >> Wiring Diagrams >> Component Connector End Views (Q77A - S78) >> Component Connector End Views >> Q77H Transmission Control Solenoid Valve 8 (MQC)

Q77H Transmission Control Solenoid Valve 8 (MQC)

GM4672683Courtesy of GENERAL MOTORS COMPANY
Connector Part Information
  • Harness Type: Transmission Control Extension
  • OEM Connector: 2289523-3
  • Service Connector: Service by Harness -
  • Description: 2-Way F 1.2 MCON Series (GN)
Terminal Part Information

Terminal Type ID Terminated Lead Diagnostic Test Probe Terminal Removal Tool
I Not required J-35616-16 (LT GN) No Tool Required
Pin Size Color Circuit Function Terminal Type ID Option
1 0.5 BN 6387 Transmission High Side Driver 1 Control I -
2 0.5 GY / BN 422 Torque Converter Clutch Solenoid Valve Control I -