B124F 2016 GMC Sierra Code - Universal Serial Bus Programming
Quick Answer
Certain devices in the entertainment system must be programmed with specific software and other information to operate correctly. Common causes include Program the device that set the DTC, Faulty Instrument Cluster (If DTC is set in Instrument Cluster). Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
- What it means
- B124F 2016 GMC Sierra indicates Universal Serial Bus Programming.
- Common causes
- Common causes include Program the device that set the DTC, Faulty Instrument Cluster (If DTC is set in Instrument Cluster).
- Severity
- High - diagnose this code as soon as possible.
- Can I drive?
- Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
Code B124F 2016 GMC Sierra Description
What are the Possible Causes of the DTC B124F 2016 GMC Sierra?
- Program the device that set the DTC
- Faulty Instrument Cluster (If DTC is set in Instrument Cluster)
How to Fix the DTC B124F 2016 GMC Sierra?
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 B124F 2016 GMC Sierra 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.
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Frequently Asked Questions about B124F 2016 GMC Sierra Code
1. What does the OBDII code B124F mean on a 2016 GMC Sierra?
The B124F code indicates an issue with the Universal Serial Bus (USB) programming, typically related to communication or functionality problems with the USB port or connected devices.
2. What are common symptoms of the B124F code in a 2016 GMC Sierra?
Common symptoms include the USB port not recognizing devices, inability to play media, or the infotainment system displaying an error message related to USB functionality.
3. What causes the B124F code in a GMC Sierra?
The code can be caused by a faulty USB port, a software issue in the infotainment system, a damaged USB cable or device, or poor electrical connections to the USB module.
4. Can a bad USB device trigger the B124F code?
Yes, a malfunctioning or incompatible USB device can cause communication errors, potentially triggering the B124F code.
5. How can I fix the B124F code on my 2016 GMC Sierra?
Start by disconnecting any USB devices and inspecting the port for damage. If the issue persists, update the infotainment system software or replace the USB module if necessary.
6. Is the B124F code a serious issue?
While it doesn’t affect the drivability of the vehicle, the B124F code can cause inconvenience by disrupting USB functionality in the infotainment system.
7. How do I check for faulty connections causing the B124F code?
Inspect the wiring and connectors leading to the USB module for damage, corrosion, or loose connections.
8. Can software updates resolve the B124F code in a 2016 GMC Sierra?
Yes, updating the infotainment system software can often resolve the issue if it’s related to a software bug or incompatibility.
9. Should I replace the USB port to fix the B124F code?
Replace the USB port only if it’s physically damaged or confirmed to be the root cause after diagnostics.
10. Can a dealership fix the B124F code?
Yes, a dealership can perform a thorough diagnosis, update the infotainment system software, and replace any faulty components to resolve the code.
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