K71 Transmission Control Module
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2020 GMC Yukon XL, 2020 GMC Yukon, 2020 Chevrolet Tahoe, 2020 Chevrolet Suburban, and 2020 Cadillac Escalade ESV. However, it is still accessible from the selected car via links, so may be relevant.
Connector Part Information
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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 | 13576377 | J-35616-35 (VT) | J-38125-12A | 1326030-8 | Lear 17 | A | 4 |
| Pin | Size | Color | Circuit | Function | Terminal Type ID | Option |
|---|---|---|---|---|---|---|
| 1 | 0.5 | WH/BU | 4507 | Transmission Clutch H Control | I | - |
| 2 | 0.5 | BU | 6401 | Clutch Solenoid Valve B Control | I | - |
| 3 | 0.5 | GY/GN | 6403 | Clutch Solenoid Valve D Control | I | - |
| 4 | 0.5 | VT | 4509 | Transmission Clutch F Control | I | - |
| 5 - 6 | - | - | - | Not Occupied | - | - |
| 7 | 0.5 | YE/GN | 4170 | Transmission Output Shaft Speed Sensor Circuit 9V Reference | I | - |
| 8 | 0.5 | YE/BU | 4171 | Transmission Input Shaft Speed Sensor Circuit 9V Reference | I | - |
| 9 - 10 | - | - | - | Not Occupied | - | - |
| 11 | 0.5 | YE/GN | 1147 | Transmission Shift Inhibit Signal | I | - |
| 12 | 0.5 | GN/YE | 6353 | Input Speed Signal | I | - |
| 13 | 0.5 0.5 |
GN/VT BU/WH |
4510 4174 |
Transmission Intermediate Speed Signal Transmission Speed Input High Signal |
I I |
M5U MF6 |
| 14 | 0.5 | GY/BU | 6358 | Output Speed Signal | I | - |
| 15 | 0.5 0.5 |
GN/YE GN/VT |
6353 4510 |
Input Speed Signal Transmission Intermediate Speed Signal |
I I |
M5U MF6 |
| 16 | - | - | - | Not Occupied | - | - |
| 17 | 0.5 | WH | 4508 | Transmission Clutch G Control | I | - |
| 18 | 0.5 | BN | 6400 | Clutch Solenoid Valve A Control | I | - |
| 19 | 0.5 | GY | 6402 | Clutch Solenoid Valve C Control | I | - |
| 20 | 0.5 | YE/BN | 6404 | Clutch Solenoid Valve E Control | I | - |
| 21 | 0.5 | GN/WH | 6380 | Torque Converter Clutch Enable Solenoid Valve A Control | I | - |
| 22 | 0.5 | YE/BN | 6210 | Torque Converter Clutch Enable Solenoid Valve B Control | I | - |
| 23 - 24 | - | - | - | Not Occupied | - | - |
| 25 | 0.5 | BK/GY | 3927 | Transmission Internal Mode Switch Feedback Signal | I | - |
| 26 - 27 | - | - | - | Not Occupied | - | - |
| 28 | 0.5 | BK/BN | 586 | Transmission Fluid Temperature Sensor Low Reference | I | - |
| 29 - 32 | - | - | - | Not Occupied | - | - |
| 33 | 0.5 | GN/GY | 6387 | Transmission High Side Driver 1 Control | I | MF6 |
| 34 | - | - | - | Not Occupied | - | - |
| 35 | 0.5 | VT/BK | 2139 | Run/Crank Ignition 1 Voltage 21 | I | - |
| 36 | - | - | - | Not Occupied | - | - |
| 37 | 0.5 | BU | 2500 | High Speed GMLAN Serial Data [+] 1 | I | - |
| 38 | 0.5 | WH | 2501 | High Speed GMLAN Serial Data [-] 1 | I | - |
| 39 - 46 | - | - | - | Not Occupied | - | - |
| 47 | 0.5 | GY/YE | 4169 | Transmission Range Switch Signal S | I | - |
| 48 | - | - | - | Not Occupied | - | - |
| 49 | 0.75 0.5 |
GY/BN GY/BN |
6388 6388 |
Transmission High Side Driver 2 Control Transmission High Side Driver 2 Control |
I I |
M5U MF6 |
| 50 | - | - | - | Not Occupied | - | - |
| 51 | 0.5 | VT/YE | 5985 | Accessory Wake-Up Serial Data | I | - |
| 52 | - | - | - | Not Occupied | - | - |
| 53 | 0.5 | BU | 2500 | High Speed GMLAN Serial Data [+] 1 | I | - |
| 54 | 0.5 | WH | 2501 | High Speed GMLAN Serial Data [-] 1 | I | - |
| 55 - 58 | - | - | - | Not Occupied | - | - |
| 59 | 0.5 | GY/WH | 4168 | Transmission Range Switch Signal P | I | - |
| 60 | 0.5 | WH/BK | 5983 | Transmission Range Switch Signal C | I | - |
| 61 | 0.5 | GY/BN | 5982 | Transmission Range Switch Signal B | I | - |
| 62 | 0.5 | VT/WH | 5981 | Transmission Range Switch Signal A | I | - |
| 63 | 0.5 | BN/WH | 585 | Transmission Fluid Temperature Sensor Signal | I | - |
| 64 | 0.5 | GN/YE | 5724 | Ignition Mode Switch Mode Control | I | - |
| 65 | 1.5 | BK/WH | 451 | Ground 4 | II | - |
| 66 | 1.5 | RD/GN | 1840 | Secondary Fused Battery Positive Voltage 18 | II | - |