AutoCodes – Chevrolet – B3031 2017 Chevrolet Silverado

B3031 2017 Chevrolet Silverado Code - Security System Controller In Learn Mode

Quick Answer

When learning a coded key, the Body Control Module (BCM) is placed in learn mode. Common causes include Faulty Body Control Module (BCM), Body Control Module harness is open or shorted, Body Control Module 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
B3031 2017 Chevrolet Silverado indicates Security System Controller In Learn Mode.
Common causes
Common causes include Faulty Body Control Module (BCM), Body Control Module harness is open or shorted, Body Control Module 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 410
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jun 02, 2023
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Code B3031 2017 Chevrolet Silverado Description

When learning a coded key, the Body Control Module (BCM) is placed in learn mode. Diagnostic Trouble Code (DTC) B3031 will be set automatically as an indicator that the system is in learning mode and not as a fault indicator. On some model-year vehicles, the instructions for adding keys includes the direction to always use two learned keys. This DTC will be set if that direction is not followed. If only one learned key is available, then Replacing Keys must be performed. Once the coded key is learned, learn mode will be exited and the DTC cleared. If the BCM does not exit learn mode, DTC B3031 will remain current and indicate a fault. The instrument cluster security indicator will illuminate, and the driver information center will display a message.
OBDII Code B3031 2017 Chevrolet Silverado - Security System Controller In Learn Mode - AutoCodes.com
B3031 2017 Chevrolet Silverado Code - Security System Controller In Learn Mode

What are the Possible Causes of the DTC B3031 2017 Chevrolet Silverado?

  • Faulty Body Control Module (BCM)
  • Body Control Module harness is open or shorted
  • Body Control Module circuit poor electrical connection

How to Fix the DTC B3031 2017 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 B3031 2017 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 B3031 2017 Chevrolet Silverado code?

Need more information on how to fix the B3031 2017 Chevrolet Silverado code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B3031 2017 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 B3031 2017 Chevrolet Silverado Code

1. What does OBDII code B3031 on a 2017 Chevrolet Silverado mean?

This code indicates that the Security System Controller is in Learn Mode.

2. What are the common symptoms of OBDII code B3031 in a 2017 Chevrolet Silverado?

Common symptoms include issues with the vehicle's security system, such as difficulty starting the vehicle or the security light staying on.

3. What are possible causes of OBDII code B3031 in a 2017 Chevrolet Silverado?

Possible causes include a faulty security system controller, issues with the key fob, or problems with the vehicle's wiring.

4. How do I diagnose OBDII code B3031 in a 2017 Chevrolet Silverado?

Diagnosis typically involves using a scan tool to retrieve the trouble code and then inspecting the security system components for any visible damage or malfunctions.

5. How can I reset OBDII code B3031 in a 2017 Chevrolet Silverado?

To reset the code, you may need to exit the Security System Controller Learn Mode by following the manufacturer's instructions or using a professional diagnostic tool.

6. Can I drive my 2017 Chevrolet Silverado with OBDII code B3031?

It is not recommended to drive the vehicle with this code present, as it may affect the proper functioning of the security system and potentially lead to starting issues.

7. Is it safe to attempt repairs for OBDII code B3031 on a 2017 Chevrolet Silverado myself?

If you have experience working on automotive electrical systems, you may attempt basic troubleshooting steps. However, complex repairs may require professional assistance.

8. How much does it cost to repair OBDII code B3031 on a 2017 Chevrolet Silverado?

The cost of repairs can vary depending on the exact cause of the issue. It is advisable to obtain a diagnostic assessment from a qualified mechanic for an accurate estimate.

9. Can a low battery trigger OBDII code B3031 on a 2017 Chevrolet Silverado?

Yes, a low battery voltage or a failing battery can sometimes trigger issues with the security system controller, leading to the B3031 trouble code.

10. Will disconnecting the battery reset OBDII code B3031 on a 2017 Chevrolet Silverado?

Disconnecting the battery may reset the code temporarily, but if the underlying issue causing the code is not addressed, it is likely to reappear.

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