AutoCodes – GMC – B255F 2014 GMC Sierra

B255F 2014 GMC Sierra Code - Interior Door Handle Backlight Circuit

Quick Answer

The Body Control Module (BCM) supplies battery voltage to accent lighting lamps via the accent lamp control circuit. Common causes include Faulty Interior Door Handle Backlight, Interior Door Handle Backlight harness is open or shorted, Interior Door Handle Backlight circuit poor electrical connection. 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
B255F 2014 GMC Sierra indicates Interior Door Handle Backlight Circuit.
Common causes
Common causes include Faulty Interior Door Handle Backlight, Interior Door Handle Backlight harness is open or shorted, Interior Door Handle Backlight circuit poor electrical connection.
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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 150
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on May 25, 2023
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Code B255F 2014 GMC Sierra Description

The Body Control Module (BCM) supplies battery voltage to accent lighting lamps via the accent lamp control circuit. When a door is opened the BCM applies battery voltage to the accent lamp control circuit illuminating all of the accent lighting. The accent lighting will remain illuminated until all doors are closed, and the ignition is OFF. The accent lighting remains illuminated with the ignition ON. The Diagnostic Trouble Code (DTC) will be set when the BCM detects a problem in the accent lamp control circuit terminal.
OBDII Code B255F 2014 GMC Sierra - Interior Door Handle Backlight Circuit - AutoCodes.com
B255F 2014 GMC Sierra Code - Interior Door Handle Backlight Circuit

What are the Possible Causes of the DTC B255F 2014 GMC Sierra?

  • Faulty Interior Door Handle Backlight
  • Interior Door Handle Backlight harness is open or shorted
  • Interior Door Handle Backlight circuit poor electrical connection
  • Faulty Body Control Module (BCM)

How to Fix the DTC B255F 2014 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.

Code Tech Notes

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B255F 2014 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.

Need more information about the B255F 2014 GMC Sierra code?

Need more information on how to fix the B255F 2014 GMC Sierra code? Get Access to Factory Service Manuals

Need Help with the Code?

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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 B255F 2014 GMC Sierra Code

1. What are the common symptoms of OBDII code B255F in a 2014 GMC Sierra related to the Interior Door Handle Backlight Circuit?

The common symptoms include malfunctioning interior door handle backlighting, such as flickering, dimming, or complete failure of the lights.

2. What are the possible causes of OBDII code B255F in a 2014 GMC Sierra?

The code B255F typically indicates a fault in the wiring, connectors, or components related to the interior door handle backlight circuit.

3. How can I diagnose the issue causing OBDII code B255F in my 2014 GMC Sierra?

To diagnose the problem, you can start by inspecting the wiring harness, connectors, and the interior door handle backlight components for any visible damage or loose connections.

4. Can a blown fuse cause OBDII code B255F in a 2014 GMC Sierra?

Yes, a blown fuse related to the interior door handle backlight circuit can trigger OBDII code B255F. Check the fuse box for any blown fuses and replace them if necessary.

5. Are there any specific repair tips for fixing OBDII code B255F in a 2014 GMC Sierra?

When repairing OBDII code B255F, it's crucial to carefully inspect and test the wiring and connectors first, as these are common culprits for issues with the interior door handle backlight circuit.

6. Is it possible to reset OBDII code B255F in a 2014 GMC Sierra without fixing the underlying issue?

While you can clear the code using an OBDII scanner, it's important to address the root cause of the problem to prevent the code from reoccurring.

7. Can a faulty interior door handle backlight assembly trigger OBDII code B255F in a 2014 GMC Sierra?

Yes, a malfunctioning interior door handle backlight assembly, such as a faulty LED or wiring within the assembly, can lead to OBDII code B255F being triggered.

8. How can I prevent OBDII code B255F from appearing in my 2014 GMC Sierra in the future?

Regularly inspecting the interior door handle backlight circuit for any signs of wear, damage, or loose connections can help prevent OBDII code B255F from reoccurring.

9. Is it safe to continue driving my 2014 GMC Sierra with OBDII code B255F related to the Interior Door Handle Backlight Circuit?

While the code itself may not affect the vehicle's drivability, it's essential to address the underlying issue promptly to ensure the proper functioning of the interior door handle backlight circuit.

10. Should I seek professional help to diagnose and repair OBDII code B255F in my 2014 GMC Sierra?

If you're unsure about diagnosing or repairing the issue yourself, it's recommended to consult a qualified mechanic or automotive technician to properly address OBDII code B255F and ensure the problem is resolved correctly.

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