| Connector 1: | Input and Output Speed Sensor (ISS/OSS) |
| Connector 2: | Internal Mode Switch (IMS) |
| Connector 3: | Transmission Control Module (TCM ) |
Input and Output Speed Sensor (ISS/OSS)
Connector Part Information
|
Pin | Wire | Circuit | Function |
|---|---|---|---|
A | GN | -- | Input Speed Sensor (ISS) Signal |
B | RD | -- | ISS/OSS Supply Voltage |
C | BK | -- | Output Speed Sensor (OSS) Signal |
Internal Mode Switch (IMS)
Connector Part Information
|
Pin | Wire | Circuit | Function |
|---|---|---|---|
A | GY | -- | Battery Positive Voltage |
B | BK | -- | Transmission Range Switch Signal P |
C | YE | -- | Transmission Range Switch Signal C |
D | RD | -- | Transmission Range Switch Signal B |
E | GN | -- | Transmission Range Switch Signal A |
F | WH | -- | Park/Neutral Switch Signal |
Transmission Control Module (TCM )
Connector Part Information
|
Pin | Wire | Circuit | Function |
|---|---|---|---|
1-2 | -- | -- | Not Used |
3 | OG/BK | 1786 | Park/Neutral Signal |
4 | RD/WH | 2440 | Battery Positive Voltage |
5 | BK/WH | 1551 | A Ground |
6 | WH | 17 | Brake Pedal Apply Signal |
7 | PU | 5526 | Tap Up/Tap Down Signal |
8 | -- | -- | Not Used |
9 | YE/BK | 5728 | ECM/TCM Serial Data Wake-Up |
10 | TN/BK | 2500 | High Speed GM LAN Serial Data Bus (+) |
11 | TN | 2501 | High Speed GM LAN Serial Data Bus (+) |
12 | PK | 239 | Run/Crank Voltage |
13 | TN | 2501 | High Speed GM LAN Serial Data Bus (-) |
14 | TN/BK | 2500 | High Speed GM LAN Serial Data Bus (+) |
15-16 | -- | -- | Not Used |
