AutoCodes – Chevrolet – B127E 2017 Chevrolet Silverado

B127E 2017 Chevrolet Silverado Code - Front Video Display Output Signal Malfunction

Quick Answer

The infotainment display and controls are separate components from the radio, combined into an assembly. Common causes include Faulty Front Video Display, Front Video Display harness is open or shorted, Front Video Display 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
B127E 2017 Chevrolet Silverado indicates Front Video Display Output Signal Malfunction.
Common causes
Common causes include Faulty Front Video Display, Front Video Display harness is open or shorted, Front Video Display 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 822
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Nov 29, 2024
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Code B127E 2017 Chevrolet Silverado Description

The infotainment display and controls are separate components from the radio, combined into an assembly. The assembly is supplied with battery voltage and ground from the vehicle harness. The Human Machine Interface Control Module communicates digital video data for an on-screen display through a dedicated cable containing the Low Voltage Differential Signaling (LVDS) data circuits.
Control information, touch communications, and dimming level for the display are communicated via a LIN serial data circuit to the Human Machine Interface Control Module.
If the Human Machine Interface Control Module detects the display is not responding to the output on the LVDS circuits, the Human Machine Interface Control Module sets the Diagnostic Trouble Code (DTC).
OBDII Code B127E 2017 Chevrolet Silverado - Front Video Display Output Signal Malfunction - AutoCodes.com
B127E 2017 Chevrolet Silverado Code - Front Video Display Output Signal Malfunction

What are the Possible Causes of the DTC B127E 2017 Chevrolet Silverado?

  • Faulty Front Video Display
  • Front Video Display harness is open or shorted
  • Front Video Display circuit poor electrical connection
  • Faulty Low Voltage Differential Signaling (LVDS) Cable

How to Fix the DTC B127E 2017 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 B127E 2017 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 B127E 2017 Chevrolet Silverado code?

Need more information on how to fix the B127E 2017 Chevrolet Silverado code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B127E 2017 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 B127E 2017 Chevrolet Silverado Code

1. What are the common symptoms of OBDII code B127E in a 2017 Chevrolet Silverado?

The common symptoms of OBDII code B127E in a 2017 Chevrolet Silverado include a malfunctioning front video display, a blank screen, distorted images, or no video signal output.

2. What causes the Front Video Display Output Signal Malfunction (B127E) in a 2017 Chevrolet Silverado?

The Front Video Display Output Signal Malfunction (B127E) in a 2017 Chevrolet Silverado is typically caused by a faulty front video display module, damaged wiring, loose connections, or a defective control module.

3. How can I diagnose the Front Video Display Output Signal Malfunction (B127E) in my 2017 Chevrolet Silverado?

Diagnosing the Front Video Display Output Signal Malfunction (B127E) in a 2017 Chevrolet Silverado involves checking the front video display connections, inspecting the wiring for damage, and using a diagnostic scanner to retrieve the trouble codes.

4. Can I still drive my 2017 Chevrolet Silverado with OBDII code B127E?

It is not recommended to drive your 2017 Chevrolet Silverado with OBDII code B127E, as it may affect the functionality of the front video display and compromise your safety on the road.

5. How do I repair OBDII code B127E in my 2017 Chevrolet Silverado?

Repairing OBDII code B127E in a 2017 Chevrolet Silverado involves troubleshooting the front video display system, repairing or replacing damaged wiring, reconnecting loose connections, and resetting the control module.

6. Is it possible to reset OBDII code B127E in a 2017 Chevrolet Silverado without professional help?

Resetting OBDII code B127E in a 2017 Chevrolet Silverado may be possible by disconnecting the car battery for a few minutes to clear the trouble code. However, it is recommended to have a professional diagnose and repair the issue.

7. Can extreme weather conditions cause OBDII code B127E in a 2017 Chevrolet Silverado?

Extreme weather conditions, such as extreme heat or cold, can potentially impact the functionality of electronic components in the front video display system, leading to OBDII code B127E in a 2017 Chevrolet Silverado.

8. What should I do if OBDII code B127E keeps reoccurring in my 2017 Chevrolet Silverado?

If OBDII code B127E keeps reoccurring in your 2017 Chevrolet Silverado after resetting it, it is advisable to have a professional mechanic inspect the front video display system thoroughly to identify and address the root cause of the issue.

9. How much does it cost to repair OBDII code B127E in a 2017 Chevrolet Silverado?

The cost to repair OBDII code B127E in a 2017 Chevrolet Silverado can vary depending on the extent of the issue, the parts needed for replacement or repair, and the labor charges of the mechanic. It is recommended to obtain a few quotes from different repair shops for comparison.

10. Can I prevent OBDII code B127E in my 2017 Chevrolet Silverado?

To prevent OBDII code B127E in your 2017 Chevrolet Silverado, it is essential to perform regular maintenance checks on the front video display system, ensure all connections are secure, and address any issues promptly to avoid potential malfunctions.

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