X88 Trailer Connector (U1D)
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
|
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 0.75 |
WH/GN WH/GN |
1624 5189 |
Trailer Backup Lamp Control Trailer Backup Lamp Control |
II II |
(UY2/Z82)-U1D+UY2 U1D |
| B | 5 5 |
WH BK |
22 1750 |
Trailer Ground Ground |
I I |
(UY2/Z82)-U1D+UY2 U1D |
| 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 0.75 |
GY/BN GY/BN |
2109 2109 |
Trailer Park Lamp Control Trailer Park Lamp Control |
II II |
(UY2/Z82)-U1D+UY2 U1D |
| G | 0.75 0.75 |
YE/BU YE/BU |
318 1618 |
Left Rear Trailer Stop/Turn Lamp Control Left Rear Trailer Stop/Turn Lamp Control |
II II |
(UY2/Z82)-U1D+UY2 U1D |