Transmission Control Module (TCM) Connector Conector End Views
Transmission Control Module (TCM), Engine Side
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| 1 | BN | 418 | Torque Converter Clutch Pulse Width Modulated (TCC PWM) Solenoid Valve Control |
| 2 | L-GN | 1222 | 1-2 Shift Solenoid (SS) Valve Control |
| 3 | OG/BK | 1230 | Input Speed Sensor (ISS) High Signal |
| 4 | - | - | Not Used |
| 5 | OG | 381 | Vehicle Speed Signal |
| 6 | TN | 2501 | High Speed GMLAN Serial Data Bus |
| 7 | TN/BK | 2500 | High Speed GMLAN Serial Data Bus |
| 8 | - | - | Not Used |
| 9 | WH | 1804 | TCC Release Switch Signal |
| 10 | - | - | Not Used |
| 11 | D-BU | 5985 | Accessory Wake Up Serial Data |
| 12-15 | - | - | Not Used |
| 16 | PU | 401 | VSS Low Signal |
| 17 | L-BU/WH | 1229 | Pressure Control (PC) Solenoid Valve Low Control |
| 18-19 | - | - | Not Used |
| 20 | YE/BK | 1223 | 2-3 Shift Solenoid Valve Control |
| 21-22 | - | - | Not Used |
| 23 | GY | 773 | Transmission Range Signal C |
| 24-25 | - | - | Not Used |
| 26 | D-BU/WH | 1231 | ISS Low Signal |
| 27-28 | - | - | Not Used |
| 29 | TN/WH | 771 | Transmission Range Signal A |
| 30 | TN | 2762 | Low Reference |
| 31 | PK | 1339 | Ignition 1 Voltage |
| 32 | RD/WH | 540 | Battery Positive Voltage |
| 33-34 | - | - | Not Used |
| 35 | YE/BK | 1227 | TFT Sensor Signal |
| 36 | - | - | Not Used |
| 37 | TN | 2501 | High Speed GMLAN Serial Data Bus - |
| 38 | TN/BK | 2500 | High Speed GMLAN Serial Data Bus + |
| 39 | WH | 776 | Transmission Range Signal P |
| 40 | OG/BK | 1228 | PC Solenoid Valve High Control |
| 41 | YE | 400 | VSS High Signal |
| 42 | WH | 17 | Stop Lamp Switch Signal |
| 43-45 | - | - | Not Used |
| 46 | YE | 772 | Transmission Range Signal B |
| 47-48 | -- | -- | Not Used |
| 49 | BK/WH | 451 | Ground |