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B310E 2016 GMC Sierra Code - Keyless Entry Transmitter 7 Battery

Quick Answer

The B310E diagnostic trouble code (DTC) for a 2016 GMC Sierra specifically refers to an issue with the Keyless Entry Transmitter 7 Battery. Common causes include Depleted battery in the key fob or transmitter, Faulty keyless entry transmitter, Electrical issues in the keyless entry system. 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 2016 GMC Sierra indicates Keyless Entry Transmitter 7 Battery.
Common causes
Common causes include Depleted battery in the key fob or transmitter, Faulty keyless entry transmitter, Electrical issues in the keyless entry system.
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.
What is this?
Table of contents Created and updated by William Orellana on Sep 15, 2024
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Code B310E 2016 GMC Sierra Description

The B310E diagnostic trouble code (DTC) for a 2016 GMC Sierra specifically refers to an issue with the Keyless Entry Transmitter 7 Battery. In modern vehicles like the GMC Sierra, keyless entry systems have become a standard feature, allowing drivers to unlock and start their vehicles without physically using a key. The keyless entry transmitter is a crucial component of this system, as it sends signals to the vehicle's receiver to perform various functions.

OBDII Code B310E 2016 GMC Sierra - Keyless Entry Transmitter 7 Battery
B310E 2016 GMC Sierra Code - Keyless Entry Transmitter 7 Battery

Common Causes of B310E 2016 GMC Sierra

  1. Depleted battery in the key fob or transmitter
  2. Faulty keyless entry transmitter
  3. Electrical issues in the keyless entry system
  4. Water damage to the key fob or transmitter
  5. Programming issues with the keyless entry system

Symptoms of B310E 2016 GMC Sierra

  1. Keyless entry system not working properly
  2. Inability to unlock or lock the vehicle remotely
  3. Key fob buttons not responding consistently
  4. Warning light on the dashboard related to keyless entry system
  5. Difficulty starting the vehicle using keyless ignition

How to Fix B310E 2016 GMC Sierra

  1. Obtain a replacement battery for the key fob or transmitter.
  2. Open the key fob and replace the old battery with the new one.
  3. Test the keyless entry system to ensure proper functionality.
  4. If the problem persists, consult a professional technician for further diagnosis.
  5. Consider reprogramming the keyless entry system if necessary.

Cost to Fix B310E 2016 GMC Sierra

The cost of replacing the battery in a key fob or transmitter is relatively low, typically ranging from $5 to $20 for the battery itself. If the issue requires professional diagnosis and repair, the total cost could range from $50 to $150, including parts and labor. However, actual repair costs may vary depending on the location, dealership rates, and the specific requirements of the vehicle. It is recommended to consult with a trusted auto repair shop for an accurate estimate based on the individual circumstances.

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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 2016 GMC Sierra Code

1. What does the OBDII code B310E for a 2016 GMC Sierra indicate?

The B310E code specifically relates to the Keyless Entry Transmitter 7 Battery, signaling a low voltage issue with the keyless entry remote.

2. What are common symptoms of a B310E OBDII code in a 2016 GMC Sierra?

Common symptoms include difficulty locking or unlocking the vehicle using the keyless entry remote, intermittent functionality, and warning messages on the instrument panel.

3. What are the possible causes of the B310E OBDII code in a 2016 GMC Sierra?

The B310E code is commonly triggered by a weak or failing battery within the keyless entry transmitter, water damage to the remote, or issues with the transmitter's circuitry.

4. How can I diagnose the B310E OBDII code in my 2016 GMC Sierra?

To diagnose the B310E code, you can start by checking the battery voltage of the keyless entry transmitter, inspecting for any signs of water damage, and verifying the functionality of the transmitter's buttons.

5. Can I repair the B310E OBDII code in my 2016 GMC Sierra myself?

If the issue is simply a low battery in the keyless entry transmitter, you can usually replace the battery yourself. However, if the problem is more complex, such as circuitry issues, it may require professional diagnosis and repair.

6. How do I reset the B310E OBDII code in my 2016 GMC Sierra?

After addressing the underlying issue causing the B310E code, you can typically reset the code using an OBDII scanner or by disconnecting the vehicle's battery for a few minutes.

7. Is it safe to continue driving with a B310E OBDII code in my 2016 GMC Sierra?

While the B310E code itself may not directly affect the drivability of the vehicle, it's essential to address the keyless entry transmitter issue to ensure proper functionality and security.

8. Can extreme temperatures affect the keyless entry transmitter and trigger the B310E code in a 2016 GMC Sierra?

Yes, extreme temperatures, especially heat, can accelerate battery drain within the keyless entry transmitter, leading to the triggering of the B310E code.

9. How often should I replace the battery in the keyless entry transmitter of my 2016 GMC Sierra to prevent the B310E code?

It's recommended to replace the keyless entry transmitter battery every 1-2 years or as soon as you notice a decrease in remote functionality to avoid encountering the B310E code.

10. Are there any preventive maintenance tips to avoid the B310E OBDII code in a 2016 GMC Sierra?

Regularly inspecting the keyless entry transmitter for signs of wear, keeping it dry and away from extreme temperatures, and replacing the battery proactively can help prevent the occurrence of the B310E code.

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