Automatic Transmission Internal Mode Switch (IMS) (M99)
WARNING: This page is about a different car, the 2014 GMC Sierra 3500 HD, 2014 GMC Sierra 2500 HD, 2014 Chevrolet Silverado 3500 HD, and 2014 Chevrolet Silverado 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.
Connector Part Information
|
Terminal Part Information
|
Automatic Transmission Internal Mode Switch (IMS) (M99)
| Pin | Wire | Circuit | Function |
|---|---|---|---|
| A | - | - | Not Used |
| B | 0.5 GN | - | Transmission Range Switch Signal A |
| C | 0.5 RD | - | Transmission Range Switch Signal B |
| D | 0.5 YE | - | Tranmission Range Switch Signal C |
| E | 0.5 BK | - | Transmission Range Switch Signal P |
| F | 0.5 GY | - | Ground |
| G | 0.5 WH | - | Park/Neutral Switch Signal |
| H | 0.5 YE | 904 | Internal Mode Switch Direction Signal R1 |
| J | 0.5 GY | 904 | Internal Mode Switch Direction Signal R2 |
| K | 0.5 BN | 904 | Internal Mode Switch Direction Signal D1 |
| L | 0.5 L-GN | 904 | Internal Mode Switch Direction Signal D2 |
| M | 0.5 PU | 904 | Internal Mode Switch Direction Signal - Start |