AutoCodes – Chevrolet – B127E 2018 Chevrolet Silverado

B127E 2018 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 2018 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.
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Code Popularity 1,122
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 2018 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 2018 Chevrolet Silverado - Front Video Display Output Signal Malfunction - AutoCodes.com
B127E 2018 Chevrolet Silverado Code - Front Video Display Output Signal Malfunction

What are the Possible Causes of the DTC B127E 2018 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 2018 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 2018 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 2018 Chevrolet Silverado code?

Need more information on how to fix the B127E 2018 Chevrolet Silverado code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B127E 2018 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 2018 Chevrolet Silverado Code

1. What are the common symptoms of OBDII code B127E in a 2018 Chevrolet Silverado?

The common symptoms of OBDII code B127E include a malfunctioning front video display output signal, resulting in a blank or distorted display on the screen.

2. What are the possible causes of the Front Video Display Output Signal Malfunction (B127E) in a 2018 Chevrolet Silverado?

Possible causes of B127E in a 2018 Chevrolet Silverado include a faulty video display unit, damaged wiring or connectors, software glitches, or a malfunctioning control module.

3. How can I diagnose the Front Video Display Output Signal Malfunction (B127E) in my 2018 Chevrolet Silverado?

To diagnose B127E, you can start by checking the wiring and connectors for any damage or loose connections. You may also need to scan the vehicle with an OBDII scanner to retrieve the trouble codes and further pinpoint the issue.

4. Can I repair the Front Video Display Output Signal Malfunction (B127E) in my 2018 Chevrolet Silverado myself?

Depending on the exact cause of B127E, you may be able to repair it yourself if you have the necessary tools and expertise. However, complex issues like control module failures may require professional diagnosis and repair.

5. Is it safe to continue driving my 2018 Chevrolet Silverado with the OBDII code B127E (Front Video Display Output Signal Malfunction)?

It is generally not recommended to drive your vehicle with unresolved OBDII trouble codes like B127E, as it may indicate underlying issues that could affect the vehicle's performance or safety.

6. How much does it typically cost to repair the Front Video Display Output Signal Malfunction (B127E) in a 2018 Chevrolet Silverado?

The cost of repairing B127E can vary depending on the cause of the issue, parts needed for replacement, and labor costs. It's best to consult a professional mechanic for an accurate estimate.

7. Can resetting the vehicle's computer clear the OBDII code B127E (Front Video Display Output Signal Malfunction)?

Resetting the vehicle's computer may temporarily clear the code, but if the underlying issue causing B127E is not addressed, the code is likely to reappear after some time.

8. Can extreme weather conditions contribute to the Front Video Display Output Signal Malfunction (B127E) in a 2018 Chevrolet Silverado?

Extreme weather conditions such as extreme heat or cold can potentially affect the performance of electronic components in the vehicle, including the front video display system, possibly leading to issues like B127E.

9. Are there any recalls or technical service bulletins related to the OBDII code B127E in a 2018 Chevrolet Silverado?

It's advisable to check with the manufacturer or authorized dealerships for any recalls or technical service bulletins related to B127E in a 2018 Chevrolet Silverado, as they may provide specific guidance or solutions for the issue.

10. How can I prevent the Front Video Display Output Signal Malfunction (B127E) from occurring again in my 2018 Chevrolet Silverado?

Regular maintenance checks, avoiding harsh driving conditions, and addressing any electrical issues promptly can help prevent the recurrence of B127E in your 2018 Chevrolet Silverado.

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