X88G Trailer Connector - 5th Wheel
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.
 Courtesy of GENERAL MOTORS COMPANY
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Connector Part Information
- Harness Type:Trailer Rear Wiring Harness
- OEM Connector: 13857223
- Service Connector: Service by Harness - See Part Catalog
- Description: 7-Way F 280, 630 Metri-Pack Series, Sealed (BK)
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Terminal Part Information
| Terminal Type ID |
Terminated Lead |
Diagnostic Test Probe |
Terminal Removal Tool |
| I |
Not required |
J-35616-42 (RD) |
No Tool Required |
| II |
Not required |
J-35616-4A (PU) |
No Tool Required |
| Pin |
Size |
Color |
Circuit |
Function |
Terminal Type ID |
Option |
| A |
0.75 |
WH/GN |
1624 |
Trailer Backup Lamp Control |
II |
- |
| B |
5 |
WH |
22 |
Trailer Ground |
I |
- |
| C |
4 |
BU |
47 |
Trailer Auxiliary Control |
II |
- |
| D |
0.75 |
GN/VT |
1619 |
Right Rear Trailer Stop/Turn Lamp Control |
II |
- |
| E |
4 |
RD/GN |
742 |
Battery Positive Voltage |
II |
- |
| F |
1.5 |
GY/BN |
2109 |
Trailer Park Lamp Control |
II |
- |
| G |
0.75 |
YE/BU |
318 |
Left Rear Trailer Stop/Turn Lamp Control |
II |
- |