AutoCodesChevrolet – B124C 2016 Chevrolet Silverado

B124C 2016 Chevrolet Silverado Code - USB 2 Circuit

Quick Answer

The infotainment system has a USB port and an Auxiliary Audio Input Jack located in the center console. Common causes include Faulty USB Port, USB Port harness is open or shorted, USB Port circuit poor electrical connection. Severity is Low - monitor the vehicle and repair when practical. The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.

What it means
B124C 2016 Chevrolet Silverado indicates USB 2 Circuit.
Common causes
Common causes include Faulty USB Port, USB Port harness is open or shorted, USB Port circuit poor electrical connection.
Severity
Low - monitor the vehicle and repair when practical.
Can I drive?
The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.
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Code Popularity 246
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Nov 19, 2024
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Code B124C 2016 Chevrolet Silverado Description

The infotainment system has a USB port and an Auxiliary Audio Input Jack located in the center console. The receptacle assembly receives fused battery voltage and ground from the harness to power the internal hub device as well as providing additional amperage to power USB devices.
The internal hub device interfaces directly with the human-machine interface control module via a standard USB cable. A Mini type of USB connector is used to connect the human-machine interface control module and the USB receptacle. Standard USB male-to-female connections are typically used for connecting USB cables together where an in-line connection is required. An in-line cable connection is typically found between the console and the I/P harness.
The USB port allows connectivity to the infotainment system from portable media players or a USB storage device (memory stick/ flash drive). When a device is connected to the USB port, the system detects the device and switches to USB as the audio source. Once connected, the device can be controlled by the radio controls.
Not all portable media player devices or file types are compatible. Refer to the owner’s manual for information on USB devices, control, and operation.
OBDII Code B124C 2016 Chevrolet Silverado - USB 2 Circuit - AutoCodes.com
B124C 2016 Chevrolet Silverado Code - USB 2 Circuit

What are the Possible Causes of the DTC B124C 2016 Chevrolet Silverado?

  • Faulty USB Port
  • USB Port harness is open or shorted
  • USB Port circuit poor electrical connection
  • Faulty Human Machine Interface Control Module (If equipped)
  • Faulty Radio

How to Fix the DTC B124C 2016 Chevrolet Silverado?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B124C 2016 Chevrolet Silverado code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the B124C 2016 Chevrolet Silverado code?

Need more information on how to fix the B124C 2016 Chevrolet Silverado code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B124C 2016 Chevrolet Silverado code diagnosed by a professional: Find a repair shop in your area

About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about B124C 2016 Chevrolet Silverado Code

1. What does OBDII code B124C for a 2016 Chevrolet Silverado USB 2 Circuit mean?

The code B124C indicates a problem with the USB 2 circuit in a 2016 Chevrolet Silverado.

2. What are common symptoms of OBDII code B124C in a 2016 Chevrolet Silverado?

Common symptoms include the USB port not working, issues with connecting devices, and error messages related to the USB system.

3. What are possible causes of OBDII code B124C in a 2016 Chevrolet Silverado?

Potential causes include a faulty USB port, damaged wiring, a blown fuse, or a problem with the USB module.

4. How can I diagnose the OBDII code B124C in a 2016 Chevrolet Silverado?

Diagnosing the code may involve checking the USB port for physical damage, inspecting the wiring for any breaks or shorts, and using a diagnostic tool to scan the USB system for faults.

5. Can I repair OBDII code B124C in a 2016 Chevrolet Silverado myself?

Depending on the exact cause, you may be able to repair the issue yourself by replacing a faulty USB port, fixing damaged wiring, or replacing a blown fuse. However, more complex issues may require professional help.

6. Are there any simple troubleshooting steps I can take for OBDII code B124C in a 2016 Chevrolet Silverado?

You can start by checking if other USB ports in the vehicle are working, ensuring the connected device is functioning properly, and inspecting the USB cable for any visible damage.

7. Is it safe to continue driving with OBDII code B124C in a 2016 Chevrolet Silverado?

While the code B124C may not directly affect the drivability of the vehicle, it's recommended to address the issue promptly to avoid potential problems with the USB system and connected devices.

8. How much does it typically cost to repair OBDII code B124C in a 2016 Chevrolet Silverado?

The cost of repair can vary depending on the exact cause of the issue. Simple fixes like replacing a fuse or a faulty USB port may be relatively inexpensive, while more complex repairs could cost more.

9. Will resetting the OBDII code B124C in a 2016 Chevrolet Silverado make the problem go away?

Resetting the code may temporarily clear the error, but if the underlying issue such as a faulty USB port or wiring problem is not addressed, the code is likely to reappear.

10. Can a dealership or auto repair shop help diagnose and repair OBDII code B124C in a 2016 Chevrolet Silverado?

Yes, a dealership or auto repair shop with experience in Chevrolet vehicles can diagnose the code accurately using specialized tools and repair the USB 2 circuit issue effectively.

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