K38 Chassis Control Module
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2018 GMC Sierra 3500 HD, 2018 GMC Sierra 2500 HD, 2018 GMC Sierra 1500, 2018 Chevrolet Silverado 3500 HD, and 2018 Chevrolet Silverado 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.
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Connector Part Information
- Harness Type: Chassis
- OEM Connector: 13518748
- Service Connector: 19178089
- Description: 38-Way F 0.64, 2.8 GT Series, Sealed (BK)
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Terminal Part Information
| Terminal Type ID |
Terminated Lead |
Diagnostic Test Probe |
Terminal Removal Tool |
Service Terminal |
Tray Name |
Core Crimp |
Insulation Crimp |
| I |
13575408 |
J-35616-4A (PU) |
J-38125-553 |
Not Available |
Not Available |
Not Available |
Not Available |
| II |
13578883 |
J-35616-64B (LT BU) |
J-38125-215A |
SAITS-A03T-M064 |
Yazaki 14 |
9 |
9 |
| III |
13579782 |
J-35616-4A (PU) |
J-38125-553 |
15304720 |
Delphi 19 |
4 |
5 |
| IV |
13581373 |
J-35616-64B (LT BU) |
J-38125-215A |
SAITS-A03T-M064 |
Yazaki 14 |
9 |
9 |
| Pin |
Size |
Color |
Circuit |
Function |
Terminal Type ID |
Option |
| 1 |
2.5 |
RD/VT |
1940 |
Battery Positive Voltage |
III |
- |
| 2 - 4 |
- |
- |
- |
Not Occupied |
- |
- |
| 5 |
0.5 |
BU |
2500 |
High Speed GMLAN Serial Data (+) 1 |
II |
- |
| 6 |
0.5 |
BU |
2500 |
High Speed GMLAN Serial Data (+) 1 |
II |
- |
| 7 |
- |
- |
- |
Not Occupied |
- |
- |
| 8 |
0.5 |
VT/YE |
5985 |
Accessory Wakeup Serial Data |
II |
- |
| 9 |
- |
- |
- |
Not Occupied |
- |
- |
| 10 |
0.5 |
BU/WH |
7446 |
Fuel Line Pressure Sensor Signal |
II |
- |
| 11 - 12 |
- |
- |
- |
Not Occupied |
- |
- |
| 13 |
2.5 |
GY |
120 |
Fuel Pump Control |
I |
- |
| 14 - 16 |
- |
- |
- |
Not Occupied |
- |
- |
| 17 |
0.5 |
WH |
2501 |
High Speed GMLAN Serial Data (-) 1 |
II |
- |
| 18 |
0.5 |
WH |
2501 |
High Speed GMLAN Serial Data (-) 1 |
II |
- |
| 19 |
- |
- |
- |
Not Occupied |
- |
- |
| 20 |
0.5 |
GN/GY |
465 |
Fuel Pump Primary Relay Control |
II |
- |
| 21 |
0.75 |
VT/GN |
439 |
Run/Crank Ignition 1 Voltage |
IV |
- |
| 22 |
0.5 |
BN/RD |
7445 |
Fuel Line Pressure Sensor 5V Reference |
II |
- |
| 23 |
0.5 |
BK/YE |
7447 |
Fuel Line Pressure Sensor Low Reference |
II |
- |
| 24 |
0.5 |
BU |
7444 |
Fuel System Control Module Shield Ground |
II |
- |
| 25 |
2.5 |
BK |
2150 |
Ground |
I |
- |
| 26 - 37 |
- |
- |
- |
Not Occupied |
- |
- |
| 38 |
2.5 |
BK/GN |
1580 |
Fuel Pump Low Reference |
I |
- |