Short Range Object Sensor Performance
Table of contents
B390A GMC Possible Causes
- Faulty Radar Sensor Module
- Radar Sensor Module harness is open or shorted
- Radar Sensor Module circuit poor electrical connection
How do I fix code B390A 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 B390A GMC code
The cost of diagnosing the B390A 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)
B390A GMC Description
The Radar Sensor Module short range performs internal fault detection on itself. The Diagnostic Trouble Code (DTC) sets when the Radar Sensor Module short range continually runs the program to detect faults.