AutoCodes – Chevrolet – B3101 2015 Chevrolet Silverado

B3101 2015 Chevrolet Silverado Code - Keyless Entry Data Link Circuit

Quick Answer

The Body Control Module (BCM) communicates with the Remote Control Door Lock Receiver (RCDLR) through the keyless entry serial data circuits. Common causes include Faulty Remote Control Door Lock Receiver (RCDLR), Remote Control Door Lock Receiver harness is open or shorted, Remote Control Door Lock Receiver circuit poor electrical connection. 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
B3101 2015 Chevrolet Silverado indicates Keyless Entry Data Link Circuit.
Common causes
Common causes include Faulty Remote Control Door Lock Receiver (RCDLR), Remote Control Door Lock Receiver harness is open or shorted, Remote Control Door Lock Receiver circuit poor electrical connection.
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 574
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 B3101 2015 Chevrolet Silverado Description

The Body Control Module (BCM) communicates with the Remote Control Door Lock Receiver (RCDLR) through the keyless entry serial data circuits. When any button on the keyless entry transmitter is pressed, the transmitter sends a signal to the RCDLR. The RCDLR sends a function request to the BCM, depending on which button is pressed on the transmitter. The body control module receives the message and performs the appropriate function. The Diagnostic Trouble Code (DTC) sets when o response is received from the RCDLR after the BCM requests information from or sends configuration commands to the RCDLR.
OBDII Code B3101 2015 Chevrolet Silverado - Keyless Entry Data Link Circuit - AutoCodes.com
B3101 2015 Chevrolet Silverado Code - Keyless Entry Data Link Circuit

What are the Possible Causes of the DTC B3101 2015 Chevrolet Silverado?

  • Faulty Remote Control Door Lock Receiver (RCDLR)
  • Remote Control Door Lock Receiver harness is open or shorted
  • Remote Control Door Lock Receiver circuit poor electrical connection
  • Faulty Body Control Module (BCM)

How to Fix the DTC B3101 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 B3101 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 B3101 2015 Chevrolet Silverado code?

Need more information on how to fix the B3101 2015 Chevrolet Silverado 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 B3101 2015 Chevrolet Silverado Code

1. What are the common symptoms of OBDII code B3101 on a 2015 Chevrolet Silverado related to the Keyless Entry Data Link Circuit?

The common symptoms include malfunctioning keyless entry system, inability to lock or unlock the doors remotely, and potential issues with the vehicle's security system.

2. What are the possible causes of OBDII code B3101 on a 2015 Chevrolet Silverado?

Possible causes include a faulty keyless entry module, damaged wiring in the data link circuit, issues with the key fob, or a problem with the vehicle's Body Control Module (BCM).

3. How can I diagnose the Keyless Entry Data Link Circuit issue causing OBDII code B3101 on my 2015 Chevrolet Silverado?

You can diagnose the issue by checking the key fob battery, inspecting the wiring for any damage or corrosion, testing the keyless entry module, and scanning the vehicle with an OBDII scanner for additional fault codes.

4. What are some tips for repairing OBDII code B3101 on a 2015 Chevrolet Silverado related to the Keyless Entry Data Link Circuit?

Repair tips include checking and replacing the key fob battery, repairing or replacing damaged wiring in the data link circuit, resetting the keyless entry module, and reprogramming the key fob if necessary.

5. Can OBDII code B3101 on a 2015 Chevrolet Silverado be reset without fixing the underlying issue with the Keyless Entry Data Link Circuit?

Resetting the code without addressing the underlying issue may temporarily clear the code, but the problem with the keyless entry system will likely persist until the root cause is repaired.

6. Is it safe to continue driving my 2015 Chevrolet Silverado with OBDII code B3101 related to the Keyless Entry Data Link Circuit?

It is generally safe to drive the vehicle with this code, but you may experience inconvenience and potential security issues due to the malfunctioning keyless entry system.

7. How much does it typically cost to repair OBDII code B3101 on a 2015 Chevrolet Silverado caused by issues in the Keyless Entry Data Link Circuit?

The cost of repairs can vary depending on the specific cause of the issue, but it may range from a few hundred to over a thousand dollars, including parts and labor.

8. Are there any recalls or technical service bulletins related to OBDII code B3101 on a 2015 Chevrolet Silverado for the Keyless Entry Data Link Circuit?

It is recommended to check with a Chevrolet dealership or online resources for any recalls or technical service bulletins specific to your vehicle to see if there are known issues related to this code.

9. Can a DIY enthusiast with basic automotive knowledge repair OBDII code B3101 on a 2015 Chevrolet Silverado related to the Keyless Entry Data Link Circuit?

Depending on the specific cause of the issue, some repairs related to the keyless entry system can be tackled by DIY enthusiasts with basic knowledge, such as replacing the key fob battery or checking for wiring issues.

10. Will fixing OBDII code B3101 on a 2015 Chevrolet Silverado related to the Keyless Entry Data Link Circuit improve the overall functionality and security of the vehicle?

Fixing the issue will restore the proper functioning of the keyless entry system, enhancing convenience and security features of the vehicle associated with remote locking and unlocking.

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