T12 Automatic Transmission Assembly X3 (MGM/MGU)
WARNING: This page is about a different car, the 2023 GMC Sierra 3500 HD and 2023 GMC Sierra 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.
| - |
Connector Part Information
- Harness Type:Transmission Wiring Harness
- OEM Connector: Not Available
- Service Connector: Service by Harness - See Part Catalog
- Description: -
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Terminal Part Information
| Terminal Type ID |
Terminated Lead |
Diagnostic Test Probe |
Terminal Removal Tool |
| I |
Not required |
No Tool Required |
No Tool Required |
| Pin |
Size |
Color |
Circuit |
Function |
Terminal Type ID |
Option |
| 1 |
- |
BN/WH |
4509 |
Transmission Clutch F Control |
I |
- |
| 2 |
- |
YE/VT |
4507 |
Transmission Clutch H Control |
I |
- |
| 3 |
- |
BU/GY |
4508 |
Transmission Clutch G Control |
I |
- |
| 4 |
- |
GN/OG |
1530 |
Transmission Line Pressure Control Solenoid Valve Control |
I |
- |
| 5 |
- |
GY/BN |
422 |
Torque Converter Clutch Solenoid Valve Control |
I |
- |
| 6 |
- |
BK/BN |
586 |
Transmission Fluid Temperature Sensor Low Reference |
I |
- |
| 7 |
- |
BU/GN |
6404 |
Clutch Solenoid Valve E Control |
I |
- |
| 8 |
- |
GN/BN |
6403 |
Clutch Solenoid Valve D Control |
I |
- |
| 9 |
- |
GY |
6402 |
Clutch Solenoid Valve C Control |
I |
- |
| 12 |
- |
VT |
7819 |
Default Disable Solenoid Control |
I |
- |
| 13 |
- |
BK/GY |
3927 |
Transmission Internal Mode Switch Feedback Signal |
I |
- |