K73 Telematics Communication Interface Control Module X2
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: 15431365
- Service Connector: 88952886
- Description: 12-Way F 100A Micro-Pack Series (NA)
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Terminal Part Information
| Terminal Type ID |
Terminated Lead |
Diagnostic Test Probe |
Terminal Removal Tool |
| I |
13578873 |
J-35616-64B (L-BU) |
J-38125-559 |
| Pin |
Size |
Color |
Circuit |
Function |
Terminal Type ID |
Option |
| 1 |
0.8 |
BU |
658 |
Cellular Telephone Voice Signal |
I |
- |
| 2 |
0.8 |
BU/BK |
659 |
Cellular Telephone Voice Low Reference |
I |
- |
| 3 |
0.5 |
BU |
2500 |
High Speed GMLAN Serial Data [+] 1 |
I |
- |
| 4 |
0.5 |
WH |
2501 |
High Speed GMLAN Serial Data [-] 1 |
I |
- |
| 5 - 7 |
- |
- |
- |
Not Occupied |
- |
- |
| 8 |
0.8 |
BARE |
1792 |
Low Reference |
I |
- |
| 9 |
0.8 |
GY |
655 |
Cellular Telephone Microphone Signal |
I |
- |
| 10 |
0.8 |
GN |
654 |
Cellular Telephone Microphone Low Reference |
I |
- |
| 11 - 12 |
- |
- |
- |
Not Occupied |
- |
- |