Engine-CodesGMC – B3110 2016 GMC Sierra

B3110 2016 GMC Sierra Code - Keyless Entry Transmitter 2 Battery

Quick Answer

The B3110 diagnostic trouble code (DTC) for a 2016 GMC Sierra refers to an issue with the Keyless Entry Transmitter 2 Battery. Common causes include Depleted battery in the keyless entry transmitter, Faulty keyless entry transmitter, Poor connection between the battery and 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
B3110 2016 GMC Sierra indicates Keyless Entry Transmitter 2 Battery.
Common causes
Common causes include Depleted battery in the keyless entry transmitter, Faulty keyless entry transmitter, Poor connection between the battery and 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.
Table of contents Created and updated by William Orellana on Sep 15, 2024
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Code B3110 2016 GMC Sierra Description

The B3110 diagnostic trouble code (DTC) for a 2016 GMC Sierra refers to an issue with the Keyless Entry Transmitter 2 Battery. This code indicates that there is a problem with the battery in the second keyless entry transmitter for the vehicle. The keyless entry transmitter is a crucial component that allows the driver to remotely lock and unlock the vehicle, as well as perform other functions such as opening the trunk or activating the panic alarm.

OBDII Code B3110 2016 GMC Sierra - Keyless Entry Transmitter 2 Battery
B3110 2016 GMC Sierra Code - Keyless Entry Transmitter 2 Battery

Common Causes of B3110 2016 GMC Sierra

  1. Depleted battery in the keyless entry transmitter
  2. Faulty keyless entry transmitter
  3. Poor connection between the battery and transmitter
  4. Water damage to the keyless entry transmitter
  5. Electrical issues in the keyless entry system

Symptoms of B3110 2016 GMC Sierra

  1. Inability to remotely lock or unlock the vehicle
  2. Keyless entry transmitter not responding to button presses
  3. Reduced range of keyless entry transmitter
  4. Intermittent functionality of keyless entry system

How to Fix B3110 2016 GMC Sierra

  1. Obtain a replacement battery for the keyless entry transmitter.
  2. Locate the battery compartment on the keyless entry transmitter and remove the old battery.
  3. Insert the new battery into the transmitter, ensuring it is properly seated.
  4. Test the keyless entry transmitter to confirm that it is functioning correctly.
  5. If the issue persists, consider replacing the keyless entry transmitter.

Cost to Fix B3110 2016 GMC Sierra

The cost of replacing the battery in a keyless entry transmitter is relatively low, typically ranging from $5 to $10 for the battery itself. If a replacement keyless entry transmitter is needed, the cost can vary depending on the make and model of the vehicle, but it may range from $50 to $100. Labor costs for replacing the battery or transmitter at an auto repair shop may range from $50 to $100, depending on the shop's hourly rates. It's advisable to check with local auto repair shops for more accurate pricing based on your specific vehicle and location.

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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 B3110 2016 GMC Sierra Code

1. What does OBDII code B3110 for a 2016 GMC Sierra indicate?

The code B3110 specifically pertains to a problem with the Keyless Entry Transmitter 2 Battery.

2. What are some common symptoms of OBDII code B3110 in a 2016 GMC Sierra?

Common symptoms include issues with the functionality of the Keyless Entry Transmitter 2, such as failure to unlock or lock the doors remotely.

3. What can cause OBDII code B3110 to trigger in a 2016 GMC Sierra?

The most common cause of the B3110 code is a low or dead battery in the Keyless Entry Transmitter 2.

4. How can I diagnose the Keyless Entry Transmitter 2 Battery issue causing OBDII code B3110 in my 2016 GMC Sierra?

You can start by replacing the battery in the Keyless Entry Transmitter 2 and see if the issue persists. If the problem continues, further diagnosis may be needed.

5. Can I repair OBDII code B3110 in a 2016 GMC Sierra myself?

Yes, replacing the battery in the Keyless Entry Transmitter 2 is a relatively simple DIY repair that can often resolve the B3110 code.

6. Are there any troubleshooting tips for resolving OBDII code B3110 in a 2016 GMC Sierra?

If replacing the battery does not fix the issue, you may want to check for any corrosion on the battery terminals or inside the Keyless Entry Transmitter 2.

7. How important is it to address OBDII code B3110 in a 2016 GMC Sierra promptly?

While the B3110 code is related to the Keyless Entry Transmitter 2 battery and may not impact the vehicle's drivability, addressing it promptly ensures the proper functioning of the keyless entry system.

8. Can a faulty Keyless Entry Transmitter 2 battery affect other vehicle systems in a 2016 GMC Sierra?

A faulty Keyless Entry Transmitter 2 battery is usually isolated to the keyless entry system and should not impact other vehicle systems.

9. Is it necessary to reset the OBDII system after resolving code B3110 in a 2016 GMC Sierra?

In most cases, the OBDII system will clear the B3110 code on its own once the issue with the Keyless Entry Transmitter 2 battery is resolved.

10. How long does a typical Keyless Entry Transmitter 2 battery last in a 2016 GMC Sierra?

The lifespan of the Keyless Entry Transmitter 2 battery can vary, but it is recommended to replace it every 2-3 years to prevent issues like the B3110 code from occurring.

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