K71 Transmission Control Module X1 (LTG+(M3D/M3T))
WARNING: This page is about a different car, the 2018 Buick Regal TourX and 2018 Buick Regal. However, it is still accessible from the selected car via links, so may be relevant.
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Connector Part Information
- Harness Type: Engine
- OEM Connector: 13965710
- Service Connector: 19329822
- Description: 66-Way F 0.64, 2.8 Series, Sealed (BK with BK Terminal Position Assurance)
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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 |
13575812 |
J-35616-64B (LT BU) |
J-38125-213 |
Not Available |
Not Available |
Not Available |
Not Available |
| II |
13575813 |
J-35616-64B (LT BU) |
J-38125-12A |
33468-0003 |
Delphi 23 |
J |
J |
| III |
13579770 |
J-35616-4A (PU) |
J-38125-11A |
Not Available |
Not Available |
Not Available |
Not Available |
| Pin |
Size |
Color |
Circuit |
Function |
Terminal Type ID |
Option |
| 1 |
0.5 |
WH/BU |
4507 |
Transmission Clutch H Control |
I |
LTG+(M3D/M3T) |
| 2 |
0.5 |
BU |
6401 |
Clutch B Control |
I |
LTG+(M3D/M3T) |
| 3 |
0.5 |
GY/GN |
6403 |
Clutch D Control |
I |
LTG+(M3D/M3T) |
| 4 |
0.5 |
VT |
4509 |
Transmission Clutch F Control |
I |
LTG+(M3D/M3T) |
| 5 - 6 |
- |
- |
- |
Not Occupied |
- |
- |
| 7 |
0.5 |
YE/GN |
4170 |
Transmission Position Sensor B 9V Reference |
I |
LTG+(M3D/M3T) |
| 8 |
0.5 |
YE/BU |
4171 |
Transmission Position Sensor A 9V Reference |
I |
LTG+(M3D/M3T) |
| 9 - 12 |
- |
- |
- |
Not Occupied |
- |
- |
| 13 |
0.5 |
GN/VT |
4510 |
Transmission Intermediate Speed Signal |
I |
LTG+(M3D/M3T) |
| 14 |
0.5 |
GY/BU |
6358 |
Output Speed Signal |
I |
LTG+(M3D/M3T) |
| 15 |
0.5 |
GN/YE |
6353 |
Input Speed Signal |
I |
LTG+(M3D/M3T) |
| 16 |
- |
- |
- |
Not Occupied |
- |
- |
| 17 |
0.5 |
WH |
4508 |
Transmission Clutch G Control |
I |
LTG+(M3D/M3T) |
| 18 |
0.5 |
BN |
6400 |
Clutch A Control |
I |
LTG+(M3D/M3T) |
| 19 |
0.5 |
GY |
6402 |
Clutch C Control |
I |
LTG+(M3D/M3T) |
| 20 |
0.5 |
YE/BN |
6404 |
Clutch E Control |
I |
LTG+(M3D/M3T) |
| 21 |
0.5 |
GY/BK |
5501 |
TCC/Clutch Select Solenoid Control |
I |
LTG+(M3D/M3T) |
| 22 |
- |
- |
- |
Not Occupied |
- |
- |
| 23 |
0.5 |
WH |
1971 |
Transmission Oil Level Sensor Signal |
I |
LTG+(M3D/M3T) |
| 24 |
0.5 |
WH/GY |
4578 |
Surge Accumulator Solenoid Low Side Control |
I |
LTG+(M3D/M3T) |
| 25 - 27 |
- |
- |
- |
Not Occupied |
- |
- |
| 28 |
0.5 |
BK/BN |
586 |
Transmission Oil Temperature Sensor Low Reference |
I |
LTG+(M3D/M3T) |
| 29 - 32 |
- |
- |
- |
Not Occupied |
- |
- |
| 33 |
0.5 |
GN/GY |
6387 |
Transmission High Side Driver 1 Signal Driver |
I |
LTG+(M3D/M3T) |
| 34 |
- |
- |
- |
Not Occupied |
- |
- |
| 35 |
0.5 |
VT/BK |
2139 |
Run/Crank Ignition 1 Voltage |
I |
LTG+(M3D/M3T) |
| 36 |
- |
- |
- |
Not Occupied |
- |
- |
| 37 |
0.5 |
BU |
2500 |
High Speed GMLAN Serial Data (+) 1 |
II |
LTG+(M3D/M3T) |
| 38 |
0.5 |
WH |
2501 |
High Speed GMLAN Serial Data (-) 1 |
II |
LTG+(M3D/M3T) |
| 39 - 48 |
- |
- |
- |
Not Occupied |
- |
- |
| 49 |
0.5 |
GY/BN |
6388 |
Transmission High Side Driver 2 Signal |
I |
LTG+(M3D/M3T) |
| 50 |
- |
- |
- |
Not Occupied |
- |
- |
| 51 |
0.5 |
VT/YE |
5985 |
Accessory Wakeup Serial Data |
I |
LTG+(M3D/M3T) |
| 52 |
- |
- |
- |
Not Occupied |
- |
- |
| 53 |
0.5 |
BU |
2500 |
High Speed GMLAN Serial Data (+) 1 |
II |
LTG+(M3D/M3T) |
| 54 |
0.5 |
WH |
2501 |
High Speed GMLAN Serial Data (-) 1 |
II |
LTG+(M3D/M3T) |
| 55 - 62 |
- |
- |
- |
Not Occupied |
- |
- |
| 63 |
0.5 |
BN/WH |
585 |
Transmission Oil Temperature Sensor Signal |
I |
LTG+(M3D/M3T) |
| 64 |
0.5 |
GN/YE |
5724 |
Ignition Mode Switch Mode Control |
I |
LTG+(M3D/M3T) |
| 65 |
1.5 |
BK/WH |
151 |
Signal Ground |
III |
LTG+(M3D/M3T) |
| 66 |
1.5 |
RD/GN |
2173 |
12V Regulated Supply Voltage 2 |
III |
LTG+(M3D/M3T) |