Cellular Communication DTCS
WARNING: This page is about a different car, the 2003 GMC Sierra, 2003 GMC Cab & Chassis Sierra, 2003 Chevrolet Silverado, and 2003 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
CELLULAR COMMUNICATION DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description |
|---|---|
| DTC B2455 | Open In Cellular Microphone Low Reference Circuit, Or Short To Voltage In Cellular Microphone Signal Circuit |
| DTC B2470 | VCIM Does Not Detect The Presence Of The Cellular Antenna |
| DTC B2476 | Keypad Signal Circuit Voltage Low |
| DTC B2482 | A Button Is Depressed Or Stuck For More Than 15 Seconds |
| DTC B2483 or B2484 | VCIM Does Not Detect A Navigation Signal |
| DTC U1500 | VCIM Detects An Internal Communication Malfunction |