Cellular System, Entertainment System, And Navigation System - Diagnostic Trouble Codes
CELLULAR SYSTEM, ENTERTAINMENT SYSTEM, AND NAVIGATION SYSTEM - DIAGNOSTIC TROUBLE CODES
| DTC | Description |
|---|---|
| DTC B1025, B1035, B1045 or B1055 | Left/Right Front/Rear Audio Output Circuit |
| DTC B125A | Antenna Signal Circuit |
| DTC B125B | Antenna 2 Signal Circuit |
| DTC B125C | Satellite Antenna Circuit |
| DTC B1271 | Theft Protection Active |
| DTC B1446 or B1447 | Backup Power Source |
| DTC B2455 | Cellular Phone Microphone Circuit (OnStar) |
| DTC B2455 | Cellular Phone Microphone Circuit (Radio) |
| DTC B2462 | Global Positioning System |
| DTC B2470 | Cellular Phone Antenna Circuit Malfunction |
| DTC B2476 or B2482 | Cellular Phone Select Service Switch |