K38 Chassis Control Module (M3W)
WARNING: This page is about a different car, the 2021 Buick Enclave. 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: Chassis Control Module
- OEM Connector: 13594534
- Service Connector: Service by Harness -
- Description: 38-Way F 1.5 CTS, 2.8 MCP, 4.8 MCP Series, Sealed (BK with BU Inner Connector)
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Terminal Part Information
| Terminal Type ID |
Terminated Lead |
Diagnostic Test Probe |
Terminal Removal Tool |
| I |
Not Available |
No Tool Required |
Not Available |
| Pin |
Size |
Color |
Circuit |
Function |
Terminal Type ID |
Option |
| 1 |
- |
GN / RD |
2635 |
Transmission Shift Lever Position Sensor 2 Voltage Reference |
I |
- |
| 2 |
- |
YE / BU |
2633 |
Transmission Shift Lever Position Sensor 2 Alpha Signal |
I |
- |
| 3 |
- |
BK / BU |
2647 |
Transmission Shift Lever Position Sensor 1 Low Reference |
I |
- |
| 4 |
- |
BK / VT |
2632 |
Transmission Shift Lever Park Position Switch 2 Feedback Signal |
I |
- |
| 5 |
- |
BK / GN |
2636 |
Transmission Shift Lever Position Sensor 2 Low Reference |
I |
- |
| 6 |
- |
BK / BN |
2649 |
Transmission Shift Interlock Switch 1 Feedback Signal |
I |
- |
| 7 |
- |
BK / GY |
2630 |
Transmission Shift Lever Park Position Switch 1 Feedback Signal |
I |
- |
| 8 |
- |
BK / GN |
2655 |
Transmission Shift Interlock Switch 2 Feedback Signal |
I |
- |
| 9 - 12 |
- |
- |
- |
Not Occupied |
- |
- |
| 13 |
- |
BK |
750 |
Ground |
I |
- |
| 14 |
- |
VT / BU |
2634 |
Transmission Shift Lever Position Sensor 2 Beta Signal |
I |
- |
| 15 |
- |
WH / GY |
2631 |
Transmission Shift Lever Park Position Switch 2 Signal |
I |
- |
| 16 |
- |
WH / GN |
2654 |
Transmission Shift Interlock Switch 2 Signal |
I |
- |
| 17 |
- |
WH |
6106 |
High Speed GMLAN Serial Data [-] 2 |
I |
- |
| 18 |
- |
BU / YE |
6105 |
High Speed GMLAN Serial Data [+] 2 |
I |
- |
| 19 |
- |
- |
- |
Not Occupied |
- |
- |
| 20 |
- |
BU |
2500 |
High Speed GMLAN Serial Data [+] 1 |
I |
- |
| 21 |
- |
WH |
2501 |
High Speed GMLAN Serial Data [-] 1 |
I |
- |
| 22 - 24 |
- |
- |
- |
Not Occupied |
- |
- |
| 25 |
- |
BU / RD |
2646 |
Transmission Shift Lever Position Sensor 1 Voltage Reference |
I |
- |
| 26 |
- |
YE / BN |
2644 |
Transmission Shift Lever Position Sensor 1 Alpha Signal |
I |
- |
| 27 |
- |
VT / GN |
2629 |
Transmission Shift Lever Park Position Switch 1 Signal |
I |
- |
| 28 |
- |
VT / BN |
2645 |
Transmission Shift Lever Position Sensor 1 Beta Signal |
I |
- |
| 29 |
- |
WH |
2648 |
Transmission Shift Interlock Switch 1 Signal |
I |
- |
| 30 |
- |
WH |
6106 |
High Speed GMLAN Serial Data [-] 2 |
I |
- |
| 31 |
- |
BU / YE |
6105 |
High Speed GMLAN Serial Data [+] 2 |
I |
- |
| 32 |
- |
- |
- |
Not Occupied |
- |
- |
| 33 |
- |
BU |
2500 |
High Speed GMLAN Serial Data [+] 1 |
I |
- |
| 34 |
- |
WH |
2501 |
High Speed GMLAN Serial Data [-] 1 |
I |
- |
| 35 |
- |
GN / GY |
4120 |
Left Rear Seat Memory Control Module LIN Bus 2 |
I |
- |
| 36 |
- |
VT / BU |
7078 |
Powertrain Main Relay Fused Control |
I |
- |
| 37 |
- |
VT / YE |
5985 |
Accessory Wake-Up Serial Data |
I |
- |
| 38 |
- |
RD / GN |
1840 |
Battery Positive Voltage |
I |
- |