| Symbol | Description |
|---|---|
| 1 | G106 |
| 2 | G320 |
| 3 | G310 |
| 4 | G340 |
| 5 | Chassis Harness |
| 6 | G420 |
| 7 | G345 and or G350 |
| 8 | Body Harness |
| 9 | G300 |
| 10 | Battery Positive Voltage (Starter Solenoid) |
| 11 | Starter Crank Voltage |
| 12 | G102 |
| 13 | G120 (Ground Strap-Chassis) |
| 14 | G103 |
| 15 | G110 (Ground Strap-Engine Block) |
| 16 | G104 (Negative Battery Cable) |
| 17 | G105 |
| 18 | G100 (Battery Ground) |
| 19 | Engine Harness |
Hummer HX 2014 Engine Compartment Electrical Circuit Symbol Map




