Engine-CodesChevrolet – B3031 2016 Chevrolet Silverado

B3031 2016 Chevrolet Silverado Code - Security System Controller In Learn Mode

Quick Answer

The B3031 diagnostic trouble code (DTC) for a 2016 Chevrolet Silverado indicates that the security system controller is in learn mode. Common causes include Faulty key or remote control, Issues with the security system controller, Electrical wiring or connection problems. 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
B3031 2016 Chevrolet Silverado indicates Security System Controller In Learn Mode.
Common causes
Common causes include Faulty key or remote control, Issues with the security system controller, Electrical wiring or connection problems.
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 13, 2024
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Code B3031 2016 Chevrolet Silverado Description

The B3031 diagnostic trouble code (DTC) for a 2016 Chevrolet Silverado indicates that the security system controller is in learn mode. This means that the vehicle's security system is currently in a state where it is attempting to learn or recognize a new key or remote control. When the security system controller is in learn mode, it may not function properly, leading to potential security issues or difficulties starting the vehicle.

OBDII Code B3031 2016 Chevrolet Silverado - Security System Controller In Learn Mode
B3031 2016 Chevrolet Silverado Code - Security System Controller In Learn Mode

Common Causes of B3031 2016 Chevrolet Silverado

  1. Faulty key or remote control
  2. Issues with the security system controller
  3. Electrical wiring or connection problems
  4. Low battery voltage affecting the security system

Symptoms of B3031 2016 Chevrolet Silverado

  1. Difficulty starting the vehicle
  2. Security system warning light illuminated on the dashboard
  3. Remote keyless entry system not functioning properly
  4. Vehicle alarm system not arming or disarming correctly
  5. Security system randomly activating or deactivating

How to Fix B3031 2016 Chevrolet Silverado

  1. Verify the issue by using a diagnostic scan tool to read the DTC and confirm that the security system controller is in learn mode.
  2. Attempt to exit learn mode by following the manufacturer's recommended procedure, which may involve using a specific sequence of key turns or button presses.
  3. If exiting learn mode does not resolve the issue, inspect the key or remote control for any damage or malfunction. Replace if necessary.
  4. Check the security system controller for any visible damage or loose connections. Repair or replace as needed.
  5. If the issue persists, consult a professional automotive technician for further diagnosis and repair.

Cost to Fix B3031 2016 Chevrolet Silverado

The cost of repairing a security system controller in learn mode on a 2016 Chevrolet Silverado can vary depending on the specific cause of the issue. In general, the cost of parts for replacing a faulty key or remote control can range from $50 to $200. If the security system controller itself needs to be replaced, the cost can be higher, typically ranging from $200 to $500 for the part alone.

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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 B3031 2016 Chevrolet Silverado Code

1. What does OBDII code B3031 mean on a 2016 Chevrolet Silverado?

Code B3031 indicates that the Security System Controller is in "Learn Mode," a state where the control module is programming or learning a new key or module configuration.

2. What are common symptoms of the B3031 code on a 2016 Chevrolet Silverado?

Common symptoms include the engine failing to start, a security light illuminated on the dashboard, or issues with programming new keys.

3. What causes the B3031 code to appear on a 2016 Chevrolet Silverado?

The code is typically triggered when the security system is in the process of learning a new key, when a module has been replaced, or if there’s a fault in the programming sequence.

4. Can the B3031 code clear itself on a 2016 Chevrolet Silverado?

Yes, the code may clear itself once the key programming or module learning process is successfully completed without errors.

5. How do you fix the B3031 code on a 2016 Chevrolet Silverado?

To fix the code, complete the key or module learning procedure as outlined in the vehicle’s service manual. If the issue persists, check for any faults in the security system components.

6. Do I need to reprogram my keys to resolve the B3031 code?

Yes, if you’ve replaced a key or security-related module, you’ll need to follow the key programming procedure to resolve the code.

7. What tools are needed to address the B3031 code on a 2016 Chevrolet Silverado?

A compatible scan tool capable of accessing the Body Control Module and performing key or module programming is required.

8. Can a faulty Body Control Module (BCM) cause the B3031 code?

Yes, a malfunctioning BCM can prevent the security system from exiting Learn Mode, triggering the B3031 code.

9. What should I check if the B3031 code remains after programming a new key?

Inspect the wiring and connections to the BCM, verify the key is compatible, and ensure the programming sequence was completed correctly.

10. Is it safe to drive with a B3031 code on a 2016 Chevrolet Silverado?

The vehicle may not start with this code active, so driving is typically not possible until the issue is resolved.

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