GMC Seira 2500 4×4 1999 Front Side Bussed Electrical Circuit Wiring Diagram
| SYMBOL | DESCRIPTION |
|---|---|
| 1 | Vehicle Speed Sensor |
| 2 | Harness Connector |
| 3 | Backup Lamp Switch Connector (Part of the Park/Neutral Position Switch) |
| 4 | Park/Neutral Position Switch Connector |
| 5 | Input Shaft Speed Sensor Connector |
| 6 | Park/Neutral Position Switch |
GMC Seira 2500 4×4 1999 Front Side Bussed Electrical Circuit Symbol Map
