GMC C-Series MK3 2003 Underhood Fuse Box / Block Circuit Breaker Diagram
| FUSE | USAGE |
|---|---|
| IGN1 | Ignition 1 |
| IGN 4 | Ignition 4 |
| IGN 3 | Ignition 3 |
| BATT/HAZ | BAttery/Hazard Warning Flashers |
| HEADLAMP | Headlamps |
| LIGHTING | Interior/Exterior Lamps |
| HVAC | Comfort Control System |
| NOTE | C4/C5 Electric Brake, C6/C7/C8 Brake Lamps |
GMC C-Series MK3 2003 Underhood Fuse Panel / Board – Fuse Symbol Map
