B1055 BUICK Possible Causes
- Faulty Speaker Output 4
- Speaker Output 4 harness is open or shorted
- Speaker Output 4 circuit poor electrical connection
- Audio Amplifier
First diagnose B1055 BUICK code
Check the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded terminals.
B1055 BUICK Tech NotesB1055 01 Audio Output 4 Right Rear Circuit Short to Battery
B1055 02 Audio Output 4 Right Rear Circuit Short to Ground
B1055 04 Audio Output 4 Right Rear Circuit Open
Cost of diagnosing the B1055 BUICK code
Labor: 1.0The cost of diagnosing the B1055 BUICK code is 1.0 hour of labor. The auto repair labor rates vary widely across the country, and even within the same city. Most auto repairs shops charge between $75 and $150 per hour.
B1055 BUICK Possible Symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
B1055 BUICK MeaningThe Up-Level radio (UQA) supplies 4 channels of audio to an amplifier. The amplifier supplies 6 input signal channels to 8 speakers. The radio sets a current status for this Diagnostic Trouble Code (DTC) when a short to ground, short to voltage or an open is detected on any of the 6 speaker channel outputs from the radio.
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