AutoCodes – GMC – B310E 2014 GMC Sierra

B310E 2014 GMC Sierra Code - Keyless Entry Transmitter 7 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: B310E 2014 GMC Sierra indicates Keyless Entry Transmitter 7 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 151

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 B310E 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 B310E 2014 GMC Sierra - Keyless Entry Transmitter 7 Battery - AutoCodes.com — B310E 2014 GMC Sierra Code - Keyless Entry Transmitter 7 Battery

What does this mean?

What are the Possible Causes of the DTC B310E 2014 GMC Sierra?

Low Keyless Entry Transmitter Battery
Faulty Keyless Entry Transmitter

How to Fix the DTC B310E 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 B310E 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 B310E 2014 GMC Sierra code?

Need more information on how to fix the B310E 2014 GMC Sierra code? Get Access to Factory Service Manuals

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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 B310E 2014 GMC Sierra Code

1. What does the OBDII code B310E for the 2014 GMC Sierra indicate?

The B310E code specifically relates to a fault in the Keyless Entry Transmitter 7 Battery.

2. What are the common symptoms of a B310E code in a 2014 GMC Sierra?

Common symptoms include issues with the keyless entry system, such as the remote not working or having a reduced range.

3. What are the possible causes of the B310E code in a 2014 GMC Sierra?

The B310E code is often triggered by a weak or failing battery in the keyless entry transmitter.

4. How can I diagnose the cause of a B310E code in my 2014 GMC Sierra?

You can start by checking the battery voltage in the keyless entry transmitter and replacing it if necessary. Also, ensure there are no physical damages to the transmitter.

5. Can I still drive my 2014 GMC Sierra with a B310E code?

Yes, you can still drive the vehicle with this code, but you may experience inconvenience with the keyless entry system.

6. How do I repair the B310E code in my 2014 GMC Sierra?

To repair the B310E code, you typically need to replace the battery in the Keyless Entry Transmitter 7.

7. Are there any DIY tips for fixing the B310E code in my 2014 GMC Sierra?

If you're comfortable with basic car maintenance, you can try replacing the transmitter battery yourself using a compatible battery and following the manufacturer's instructions.

8. Can a B310E code be intermittent in a 2014 GMC Sierra?

Yes, sometimes the B310E code can be intermittent, especially if the battery connection is loose or the battery is on the verge of failing.

9. Will resetting the B310E code make it go away permanently in a 2014 GMC Sierra?

Resetting the code may temporarily clear it, but if the underlying issue, such as a weak battery, is not addressed, the code is likely to reappear.

10. How much does it cost to fix a B310E code in a 2014 GMC Sierra?

The cost of fixing a B310E code can vary depending on whether you replace the transmitter battery yourself or take it to a mechanic. On average, replacing the battery should be a relatively inexpensive repair.