Electronic Control Unit Software
Table of contents
C056E GMC Possible Causes
- Electronic Control Unit Configuration
- Faulty Electronic Control Unit
- Electronic Control Unit harness is open or shorted
- Electronic Control Unit circuit poor electrical connection
How do I fix code C056E 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 C056E GMC code
The cost of diagnosing the C056E 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
- Anti-Lock Brake System (ABS) Warning Light ON
- Engine Light ON (or Service Engine Soon Warning Light)
C056E GMC Description
Some control modules must be configured with specific software, serial numbers, vehicle options, or other information. If a control module was not properly configured after installation that module may set DTC C056E. The symptom byte listed in the DTC Descriptor is for engineering reference only. No external circuit diagnosis is involved. The control module is not configured properly.