High Voltage System Interlock Circuit Low
Table of contents
P0A0C GMC Possible Causes
- Faulty High Voltage System Interlock
- High Voltage System Interlock harness is open or shorted
- High Voltage System Interlock circuit poor electrical connection
How do I fix code P0A0C 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.
Cost of diagnosing the P0A0C GMC code
The cost of diagnosing the P0A0C GMC code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle’s make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.
Possible Symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
P0A0C GMC Description
The Diagnostic Trouble Code (DTC) monitors sensed voltage when the command voltage is high to determine if the circuit is faulty.