K68 Trailer Lamp Control Module
WARNING: This page is about a different car, the 2023 GMC Hummer EV. 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: Body Wiring Harness
- OEM Connector: 13545851
- Service Connector: 86825458
- Description: 38-Way F 1.5, 2.8, 4.8 MCP Series, Sealed (BK with BN Inner Connector)
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Terminal Part Information
| Terminal Type ID |
Terminated Lead |
Diagnostic Test Probe |
Terminal Removal Tool |
| I |
19368624 |
J-35616-35 (VT) |
J-38125-212 |
| II |
19369235 |
J-35616-14 (GN) |
EL-38125-560A |
| III |
85158596 |
J-35616-40 (BU) |
EL-38125-560A |
| Pin |
Size |
Color |
Circuit |
Function |
Terminal Type ID |
Option |
| 1 |
2.5 |
RD / VT |
5640 |
Battery Positive Voltage |
III |
UET |
| 2 |
1.5 |
GY |
1618 |
Left Rear Trailer Stop/Turn Lamp Control |
II |
UET |
| 3 |
1.5 |
GN |
1619 |
Right Rear Trailer Stop/Turn Lamp Control |
II |
UET |
| 4 - 6 |
- |
- |
- |
Not Occupied |
- |
- |
| 7 |
1.5 |
YE |
5189 |
Trailer Backup Lamp Control |
II |
UET |
| 8 - 9 |
- |
- |
- |
Not Occupied |
- |
- |
| 10 |
0.75 |
VT / BK |
339 |
Run/Crank Ignition 1 Voltage |
II |
- |
| 11 |
0.5 |
BN / YE |
820 |
Center High Mounted Stop Lamp Supply Voltage |
II |
UET |
| 12 |
- |
- |
- |
Not Occupied |
- |
- |
| 13 |
2.5 |
BK |
2050 |
Ground |
III |
UET |
| 14 - 24 |
- |
- |
- |
Not Occupied |
- |
- |
| 25 |
1.5 |
BN |
2109 |
Trailer Park Lamp Control |
I |
UET |
| 26 |
- |
- |
- |
Not Occupied |
- |
- |
| 27 |
0.35 |
BU / VT |
4101 |
AUTOSAR CAN Bus [+] 4 Serial Data |
II |
UET |
| 28 |
0.35 |
WH |
4100 |
AUTOSAR CAN Bus [-] 4 Serial Data |
II |
UET |
| 29 |
0.35 |
BU / VT |
4101 |
AUTOSAR CAN Bus [+] 4 Serial Data |
II |
UET |
| 30 |
0.35 |
WH |
4100 |
AUTOSAR CAN Bus [-] 4 Serial Data |
II |
UET |
| 31 |
0.35 |
BU / VT |
4101 |
AUTOSAR CAN Bus [+] 4 Serial Data |
II |
UET |
| 32 |
0.35 |
WH |
4100 |
AUTOSAR CAN Bus [-] 4 Serial Data |
II |
UET |
| 33 - 37 |
- |
- |
- |
Not Occupied |
- |
- |
| 38 |
2.5 |
RD / YE |
5840 |
Battery Positive Voltage |
I |
UET |