B1085 GMC - Audio Output 7 Circuit

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3  What does this mean?

B1085 GMC Possible Causes

  • Faulty Speaker Output 7
  • Speaker Output 7 harness is open or shorted
  • Speaker Output 7 circuit poor electrical connection
  • Audio Amplifier

How do I fix code B1085 GMC

    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 connector's pins.

B1085 GMC Tech Notes

B1085 01 Audio Output 7 Circuit Short to Battery (LR D-Pillar)
B1085 02 Audio Output 7 Circuit Short to Ground (LR D-Pillar)
B1085 04 Audio Output 7 Circuit Open (LR D-Pillar)

Cost of diagnosing the B1085 GMC code

    Labor: 1.0

    The cost of diagnosing the B1085 GMC 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.

B1085 GMC Possible Symptoms

  • Engine Light ON (or Service Engine Soon Warning Light)

B1085 GMC Meaning

The 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.
OBDII Code B1085 GMC - Audio Output 7 Circuit - Engine-Codes.com

B1085 GMC More Information

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