AutoCodes – GMC – B3110 2016 GMC Sierra

B3110 2016 GMC Sierra Code - Keyless Entry Transmitter 2 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: B3110 2016 GMC Sierra indicates Keyless Entry Transmitter 2 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 219

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 B3110 2016 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 B3110 2016 GMC Sierra - Keyless Entry Transmitter 2 Battery - AutoCodes.com — B3110 2016 GMC Sierra Code - Keyless Entry Transmitter 2 Battery

What does this mean?

What are the Possible Causes of the DTC B3110 2016 GMC Sierra?

Low Keyless Entry Transmitter Battery
Faulty Keyless Entry Transmitter

How to Fix the DTC B3110 2016 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 B3110 2016 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 B3110 2016 GMC Sierra code?

Need more information on how to fix the B3110 2016 GMC Sierra code? Get Access to Factory Service Manuals

Need Help with the Code?

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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.