LEMON Manuals: Even more car manuals for everyone
Home >> GMC >> 2021 >> Yukon XL AT4 >> Repair and Diagnosis >> Electrical >> Wiring Diagrams >> Component Connector End Views (S79D - T12 (X2)) >> Component Connector End Views >> T12 Automatic Transmission X1 (MQC)

T12 Automatic Transmission X1 (MQC)

GM4420489Courtesy of GENERAL MOTORS COMPANY
Connector Part Information
  • Harness Type: Engine
  • OEM Connector: 33178413
  • Service Connector: 13596549
  • Description: 26-Way F 1.2 MCON-CB Series, Sealed (BK)
Terminal Part Information

Terminal Type ID Terminated Lead Diagnostic Test Probe Terminal Removal Tool
I 19331733 J-35616-12 (BU) J-38125-215A
Pin Size Color Circuit Function Terminal Type ID Option
1 0.5 GN / YE 6353 Input Speed Signal I -
2 0.5 GN / VT 4510 Transmission Intermediate Speed Signal I -
3 0.5
0.5
BN / WH
BN / BU
6254
6254
Transmission Input Speed Sensor Signal
Transmission Input Speed Sensor Signal
I
I
L84/L87
LM2
4 0.5 GY / BU 6358 Output Speed Signal I -
5 0.5 WH / YE 6317 Electronic Transmission Range Select Out of Park Switch Signal I -
6 0.5 VT / WH 6319 Electronic Transmission Range Select Out of Park Switch 2 Signal I -
7 0.5 YE / GN 4170 Transmission Output Shaft Speed Sensor Circuit 9V Reference I -
8 0.5 YE / BU 4171 Transmission Input Shaft Speed Sensor Circuit 9V Reference I -
9 0.5 GY / BN 6388 Transmission High Side Driver 2 Control I -
10 0.75 RD / VT 7940 Battery Positive Voltage I -
11 0.5 GN / GY 6387 Transmission High Side Driver 1 Control I -
12 0.5
0.5
WH / YE
YE
2159
2159
Park Inhibit Solenoid Assembly Control
Park Inhibit Solenoid Assembly Control
I
I
L84/L87
LM2
13 0.5 BN / WH 585 Transmission Fluid Temperature Sensor Signal I -
14 0.5 YE / BN 6404 Clutch Solenoid Valve E Control I -
15 0.5 GY / GN 6403 Clutch Solenoid Valve D Control I -
16 0.5 GY 6402 Clutch Solenoid Valve C Control I -
17 0.75 BK 6550 Ground I -
18 0.5
0.5
GN / WH
GN
2968
2968
Transmission Auxiliary Fluid Pump Control
Transmission Auxiliary Fluid Pump Control
I
I
L84/L87
LM2
19 0.5 GN / BK 7819 Default Disable Solenoid Control I -
20 0.5 BN 3706 Electronic Transmission Range Select Switch Analog Signal 1 I -
21 0.5 VT 4509 Transmission Clutch F Control I -
22 0.5 WH / BU 4507 Transmission Clutch H Control I -
23 0.5 WH 4508 Transmission Clutch G Control I -
24 0.5 GN / WH 1530 Transmission Line Pressure Control Solenoid Valve Control I -
25 0.5 VT / WH 422 Torque Converter Clutch Solenoid Valve Control I -
26 0.5 BK / BN 586 Transmission Fluid Temperature Sensor Low Reference I -