Grounding point G14
| Grounding point G14 |
| Connected components: |
| Via crimp J99, main wiring harness | |
| 349 | Radio receiver, satellite radio |
| 354 | Speaker amplifier |
| 354F | Front speaker amplifier |
| 354R | Rear speaker amplifier |
| 354S | Bass speaker amplifier |
| 673 | OnStar control module |
| 718 | Radio receiver, TMC |
