K9 Body Control Module X3
WARNING: This page is about a different car, the 2023 GMC Savana 3500, 2023 GMC Savana 2500, 2023 Chevrolet Express 3500, and 2023 Chevrolet Express 2500. 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: Instrument Panel Wiring Harness
- OEM Connector: 15482791
- Service Connector: 88988840
- Description: 25-Way F HIT Series (L-BU)
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Terminal Part Information
| Terminal Type ID |
Terminated Lead |
Diagnostic Test Probe |
Terminal Removal Tool |
| I |
13575870 |
J-35616-64B (L-BU) |
J-38125-12A |
| II |
13575871 |
J-35616-35 (VT) |
J-38125-12A |
| Pin |
Size |
Color |
Circuit |
Function |
Terminal Type ID |
Option |
| 1 |
0.8 |
BK/WH |
351 |
Signal Ground |
II |
- |
| 2 |
0.8 |
RD/WH |
2140 |
Battery Positive Voltage |
II |
- |
| 3 |
0.5 |
RD/WH |
3840 |
Battery Positive Voltage |
II |
- |
| 4 |
- |
- |
- |
Not Occupied |
- |
- |
| 5 |
0.8 |
BK/WH |
351 |
Signal Ground |
II |
- |
| 6 - 7 |
- |
- |
- |
Not Occupied |
- |
- |
| 8 |
0.5 |
BU |
2500 |
High Speed GMLAN Serial Data [+] 1 |
I |
- |
| 9 |
0.5 |
WH |
2501 |
High Speed GMLAN Serial Data [-] 1 |
I |
- |
| 10 |
0.35 |
GN |
5060 |
Low Speed GMLAN Serial Data |
I |
- |
| 11 |
0.35 |
GN |
44 |
Instrument Panel Lamp Dimmer Switch Signal |
I |
- |
| 12 |
0.35 |
OG/WH |
812 |
12V Reference |
I |
- |
| 13 |
0.5 |
TN |
5380 |
Brake Position Sensor Signal |
I |
- |
| 14 |
0.5 |
BN/WH |
5382 |
Brake Position Sensor Low Reference |
I |
- |
| 15 |
0.5 |
GY |
5381 |
Brake Position Sensor 5V Reference |
I |
- |
| 16 |
0.5 |
BU |
2500 |
High Speed GMLAN Serial Data [+] 1 |
I |
- |
| 17 |
0.5 |
WH |
2501 |
High Speed GMLAN Serial Data [-] 1 |
I |
- |
| 18 |
0.5 |
YE |
6817 |
LED Backlight Dimming Control 1 |
I |
- |
| 19 |
0.5 |
WH/BU |
5986 |
Serial Data Communication Enable |
I |
- |
| 20 - 21 |
- |
- |
- |
Not Occupied |
- |
- |
| 22 |
0.35 |
GN/WH |
7158 |
Cruise Control Indicator Dimming Signal |
I |
- |
| 23 - 24 |
- |
- |
- |
Not Occupied |
- |
- |
| 25 |
0.35 |
WH |
6816 |
Indicator Dimming Control |
I |
- |