Diagnostic Fault Information
WARNING: This page is about a different car, the 2007 Cadillac DTS. However, it is still accessible from the selected car via links, so may be relevant.
Perform the Diagnostic System Check - Vehicle prior to using this diagnostic procedure.
DTC B1287
| Circuit | Short to Ground | Open/High Resistance | Short to Voltage | Signal Performance |
|---|---|---|---|---|
| Amp Control | DTC B1287 022 | DTC B1287 042 | DTC B1287 011 | - |
| 1
No audio output. 2 4 Channel unmute, possible noise in speakers when radio muted or turned off. |
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