OnStar / B2485 04
Symptom: No Bluetooth function.
Bluetooth Antenna, Open Circuit
Fault symptom
No Bluetooth function.
On-board diagnosis
Type of diagnosis:
Enable criteria:
Fault criteria:
| Communication with bluetooth failed. |
Checking the wiring harness
Jiggle the wiring harness at several points to detect intermittent breaks or short circuits. Check also the connector for oxidation or loose pins.
Diagnostic help
Diagnosis regards:
| Electrical fault in connecting leads or in the component (mainly poor contact). |
