AutoCodes – GMC – B3112 2014 GMC Sierra

B3112 2014 GMC Sierra Code - Keyless Entry Transmitter 4 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: B3112 2014 GMC Sierra indicates Keyless Entry Transmitter 4 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 218

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 B3112 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 B3112 2014 GMC Sierra - Keyless Entry Transmitter 4 Battery - AutoCodes.com — B3112 2014 GMC Sierra Code - Keyless Entry Transmitter 4 Battery

What does this mean?

What are the Possible Causes of the DTC B3112 2014 GMC Sierra?

Low Keyless Entry Transmitter Battery
Faulty Keyless Entry Transmitter

How to Fix the DTC B3112 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 B3112 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 B3112 2014 GMC Sierra code?

Need more information on how to fix the B3112 2014 GMC Sierra code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B3112 2014 GMC Sierra code diagnosed by a professional: Find a repair shop in your area

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 B3112 2014 GMC Sierra Code

1. What does OBDII code B3112 for a 2014 GMC Sierra indicate?

The B3112 code specifically relates to the Keyless Entry Transmitter 4 Battery in the vehicle.

2. What are the common symptoms of a B3112 OBDII code in a GMC Sierra?

Common symptoms may include issues with the keyless entry system, such as the remote not working or intermittent functionality.

3. What causes the B3112 code to trigger in a 2014 GMC Sierra?

The B3112 code is typically triggered when the battery in the Keyless Entry Transmitter 4 is low or needs replacement.

4. How can I diagnose the B3112 code in my GMC Sierra?

You can diagnose the B3112 code by checking the battery level in the Keyless Entry Transmitter 4 using a compatible diagnostic tool.

5. Can I still drive my GMC Sierra with the B3112 OBDII code present?

Yes, you can still drive your GMC Sierra with the B3112 code, but you may experience issues with the keyless entry system until the battery is replaced.

6. Is it easy to replace the Keyless Entry Transmitter 4 battery in a 2014 GMC Sierra?

Replacing the battery in the Keyless Entry Transmitter 4 is usually a simple task that can be done at home with a new battery and basic tools.

7. What type of battery is needed for the Keyless Entry Transmitter 4 in a GMC Sierra?

The Keyless Entry Transmitter 4 typically requires a small coin cell battery, such as a CR2032.

8. How often should I replace the battery in the Keyless Entry Transmitter 4 of my GMC Sierra?

It is recommended to replace the battery in the Keyless Entry Transmitter 4 when you notice a decrease in performance or at least once a year as a preventive measure.

9. Will replacing the battery in the Keyless Entry Transmitter 4 clear the B3112 OBDII code?

After replacing the battery, you may need to clear the code using a diagnostic scanner to reset the system and ensure proper functionality.

10. If I replace the Keyless Entry Transmitter 4 battery and the issue persists, what should I do next?

If the problem persists after replacing the battery, it is advisable to have the keyless entry system checked by a professional to diagnose any underlying issues.