AutoCodes – GMC – B310F 2014 GMC Sierra

B310F 2014 GMC Sierra Code - Keyless Entry Transmitter 8 Battery

Quick Answer

With each press of a keyless entry transmitter button, a message containing the current battery state of the transmitter is sent to the Remote Control Door Lock Receiver (RCDLR), along with the commanded keyless entry function. Common causes include Low Keyless Entry Transmitter Battery, Faulty Keyless Entry Transmitter. 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: B310F 2014 GMC Sierra indicates Keyless Entry Transmitter 8 Battery.
Common causes: Common causes include Low Keyless Entry Transmitter Battery, Faulty Keyless Entry Transmitter.
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.

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Code Popularity 145

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Jun 11, 2023

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B310F 2014 GMC Sierra Description

With each press of a keyless entry transmitter button, a message containing the current battery state of the transmitter is sent to the Remote Control Door Lock Receiver (RCDLR), along with the commanded keyless entry function. The Remote Control Door Lock Receiver sends this to the Body Control Module (BCM) to perform the requested function. The Diagnostic Trouble Code (DTC) sets when three consecutive low-battery signals are received from the same transmitter.

OBDII Code B310F 2014 GMC Sierra - Keyless Entry Transmitter 8 Battery - AutoCodes.com — B310F 2014 GMC Sierra Code - Keyless Entry Transmitter 8 Battery

What does this mean?

What are the Possible Causes of the DTC B310F 2014 GMC Sierra?

Low Keyless Entry Transmitter Battery
Faulty Keyless Entry Transmitter

How to Fix the DTC B310F 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.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B310F 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 B310F 2014 GMC Sierra code?

Need more information on how to fix the B310F 2014 GMC Sierra code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B310F 2014 GMC Sierra 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 B310F 2014 GMC Sierra Code

1. What does the OBDII code B310F mean on a 2014 GMC Sierra?

The B310F code indicates an issue with the keyless entry transmitter 8 battery, typically caused by a low or dead battery in the key fob.

2. What are the symptoms of a B310F code on a 2014 GMC Sierra?

Symptoms include difficulty locking or unlocking the vehicle remotely, intermittent key fob functionality, or complete failure of the remote to communicate with the vehicle.

3. What causes the B310F code to appear?

The most common cause is a drained or weak battery in the key fob. Other causes may include a faulty key fob, damaged circuits, or interference with the keyless entry system.

4. How can I fix the B310F code on my GMC Sierra?

Start by replacing the battery in the affected key fob. If the issue persists, check the key fob for damage or have the vehicle's keyless entry system inspected by a professional.

5. What type of battery does the key fob for a 2014 GMC Sierra use?

The key fob typically uses a CR2032 battery, but you should check the owner's manual or the old battery to confirm the correct type.

6. Do I need to reprogram my key fob after replacing the battery?

In most cases, the key fob will not need reprogramming after a battery replacement, but if it does, follow the reprogramming instructions in your ownerâ€™s manual or consult a dealership.

7. Can interference cause the B310F code to trigger?

Yes, electromagnetic interference from nearby devices or structures can occasionally disrupt the keyless entry system and trigger this code.

8. How do I clear the B310F code after fixing the issue?

The code may clear automatically after the issue is resolved, or you can use an OBDII scanner to manually erase it.

9. What should I do if replacing the key fob battery doesnâ€™t fix the problem?

If the issue persists, check for physical damage to the key fob, ensure proper contact with the battery terminals, and have the vehicle's keyless entry system diagnosed by a professional.

10. Can a faulty key fob cause other issues in my GMC Sierra?

A faulty key fob may prevent the vehicle from starting if itâ€™s equipped with a push-button start system or cause inconsistent remote lock/unlock functionality.