AutoCodes – Chevrolet – B310D 2018 Chevrolet Silverado

B310D 2018 Chevrolet Silverado Code - Keyless Entry Transmitter 6 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: B310D 2018 Chevrolet Silverado indicates Keyless Entry Transmitter 6 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 298

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 B310D 2018 Chevrolet Silverado 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 B310D 2018 Chevrolet Silverado - Keyless Entry Transmitter 6 Battery - AutoCodes.com — B310D 2018 Chevrolet Silverado Code - Keyless Entry Transmitter 6 Battery

What does this mean?

What are the Possible Causes of the DTC B310D 2018 Chevrolet Silverado?

Low Keyless Entry Transmitter Battery
Faulty Keyless Entry Transmitter

How to Fix the DTC B310D 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 B310D 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 B310D 2018 Chevrolet Silverado code?

Need more information on how to fix the B310D 2018 Chevrolet Silverado 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 B310D 2018 Chevrolet Silverado Code

1. What does the OBDII code B310D mean on a 2018 Chevrolet Silverado?

The B310D code indicates an issue with the battery in the Keyless Entry Transmitter 6, such as low voltage or a malfunction.

2. What are the symptoms of code B310D in a 2018 Chevrolet Silverado?

Common symptoms include difficulty unlocking or locking the vehicle remotely, intermittent keyless entry operation, or a "Key Fob Battery Low" message on the dashboard.

3. What causes the B310D code in a 2018 Chevy Silverado?

The most common cause is a weak or dead battery in Keyless Entry Transmitter 6. Other potential causes include damaged key fob circuitry or interference with the signal.

4. How do I fix the B310D code on my 2018 Chevrolet Silverado?

Replace the battery in Keyless Entry Transmitter 6 with a new one. Ensure the new battery is installed correctly, with proper polarity.

5. What type of battery does the key fob for a 2018 Chevrolet Silverado use?

The key fob typically uses a CR2032 coin cell battery, but refer to your owner's manual to confirm.

6. Can I clear the B310D code after replacing the key fob battery?

Yes, the code should clear automatically after replacing the battery and using the fob. If it persists, you may need to use an OBDII scanner to reset it.

7. What should I do if replacing the battery doesnâ€™t fix the B310D code?

If the code persists, inspect the key fob for damage or corrosion and ensure itâ€™s properly synced with the vehicle. If needed, reprogram the fob or replace it.

8. Can interference cause the B310D code in a 2018 Chevy Silverado?

Yes, strong radio frequency interference or other electronic devices nearby can disrupt the key fob signal, potentially causing this code.

9. How can I prevent the B310D code from reoccurring?

Regularly check and replace the key fob battery as needed, and avoid exposing the key fob to extreme temperatures or moisture.

10. Is it safe to drive with the B310D code active?

Yes, itâ€™s safe to drive, but you may lose keyless entry functionality, and the remote start feature may not work. Replace the battery promptly to restore full functionality.