AutoCodes – Chevrolet – B3111 2015 Chevrolet Silverado

B3111 2015 Chevrolet Silverado Code - Keyless Entry Transmitter 3 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
B3111 2015 Chevrolet Silverado indicates Keyless Entry Transmitter 3 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 201
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jun 11, 2023
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Code B3111 2015 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 B3111 2015 Chevrolet Silverado - Keyless Entry Transmitter 3 Battery - AutoCodes.com
B3111 2015 Chevrolet Silverado Code - Keyless Entry Transmitter 3 Battery

What are the Possible Causes of the DTC B3111 2015 Chevrolet Silverado?

  • Low Keyless Entry Transmitter Battery
  • Faulty Keyless Entry Transmitter

How to Fix the DTC B3111 2015 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 B3111 2015 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 B3111 2015 Chevrolet Silverado code?

Need more information on how to fix the B3111 2015 Chevrolet Silverado code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B3111 2015 Chevrolet Silverado 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 B3111 2015 Chevrolet Silverado Code

1. What does OBDII code B3111 for a 2015 Chevrolet Silverado indicate?

The B3111 code specifically relates to a problem with the Keyless Entry Transmitter 3 Battery.

2. What are the common symptoms of OBDII code B3111 in a 2015 Chevrolet Silverado?

Common symptoms include issues with the operation of the keyless entry system, such as the remote not working properly or the vehicle not responding to keyless entry commands.

3. What are the possible causes of OBDII code B3111 in a 2015 Chevrolet Silverado?

The B3111 code is typically triggered by a weak or dead battery in the Keyless Entry Transmitter 3, faulty transmitter circuitry, or a malfunction in the keyless entry system itself.

4. How can I diagnose the cause of OBDII code B3111 in my 2015 Chevrolet Silverado?

Diagnosing the issue may involve checking the battery voltage in the Keyless Entry Transmitter 3, inspecting the transmitter for any visible damage, and performing a scan with a diagnostic tool to pinpoint the exact problem.

5. Can I replace the battery in the Keyless Entry Transmitter 3 myself?

Yes, replacing the battery in the Keyless Entry Transmitter 3 is a straightforward process and can typically be done by following the instructions in your vehicle's manual or seeking guidance from a professional if needed.

6. Are there any quick fixes for OBDII code B3111 in a 2015 Chevrolet Silverado?

A quick fix for this code may involve simply replacing the battery in the Keyless Entry Transmitter 3, as a low battery level is a common cause of the issue.

7. What should I do if replacing the battery doesn't resolve OBDII code B3111 in my 2015 Chevrolet Silverado?

If replacing the battery doesn't solve the problem, you may need to further inspect the transmitter for any damage or consult a mechanic to diagnose and repair any underlying electrical issues.

8. Is it safe to continue driving with OBDII code B3111 present in my 2015 Chevrolet Silverado?

While the vehicle should still be operable with this code, it's recommended to address the issue promptly to ensure the proper functioning of the keyless entry system.

9. How much does it typically cost to repair OBDII code B3111 in a 2015 Chevrolet Silverado?

The cost of repairing this code can vary depending on the specific cause of the issue, but it may range from a simple battery replacement cost to more extensive repairs if circuitry or system components need to be replaced.

10. Can OBDII code B3111 affect other systems in my 2015 Chevrolet Silverado?

While the B3111 code primarily relates to the Keyless Entry Transmitter 3 Battery, a malfunction in the keyless entry system could potentially impact other vehicle systems that rely on keyless entry signals.

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