Engine-CodesGMC – B252E 2015 GMC Sierra

B252E 2015 GMC Sierra Code - Child Security Lock Switch Indicator Circuit

Quick Answer

The B252E diagnostic trouble code (DTC) for a 2015 GMC Sierra relates to the Child Security Lock Switch Indicator Circuit. Common causes include Faulty child security lock switch, Wiring or connection issues in the indicator circuit, Defective body control module (BCM). 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
B252E 2015 GMC Sierra indicates Child Security Lock Switch Indicator Circuit.
Common causes
Common causes include Faulty child security lock switch, Wiring or connection issues in the indicator circuit, Defective body control module (BCM).
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 B252E 2015 GMC Sierra Description

The B252E diagnostic trouble code (DTC) for a 2015 GMC Sierra relates to the Child Security Lock Switch Indicator Circuit. This code indicates that there is a malfunction in the circuit responsible for the child security lock switch indicator. The child security lock switch is a safety feature in vehicles that allows the driver to prevent the rear doors from being opened from the inside, thus ensuring the safety of children or passengers in the back seats.

OBDII Code B252E 2015 GMC Sierra - Child Security Lock Switch Indicator Circuit
B252E 2015 GMC Sierra Code - Child Security Lock Switch Indicator Circuit

Common Causes of B252E 2015 GMC Sierra

  1. Faulty child security lock switch.
  2. Wiring or connection issues in the indicator circuit.
  3. Defective body control module (BCM).
  4. Electrical issues such as short circuits or open circuits.
  5. Water damage or corrosion in the circuit.

Symptoms of B252E 2015 GMC Sierra

  1. Check engine light illuminated on the instrument panel.
  2. Child security lock indicator light not functioning properly.
  3. Rear doors opening unexpectedly while driving.
  4. Inability to engage or disengage child security locks.

How to Fix B252E 2015 GMC Sierra

  1. Begin by conducting a visual inspection of the child security lock switch and indicator circuit to check for any visible damage or loose connections.
  2. Use a multimeter to test the continuity of the circuit and ensure that there are no open or short circuits.
  3. Test the child security lock switch for proper functionality and replace it if necessary.
  4. Inspect the wiring harness for any signs of damage or corrosion and repair or replace as needed.
  5. If the issue persists, diagnose the body control module (BCM) for faults and replace if necessary.

Cost to Fix B252E 2015 GMC Sierra

The typical repair costs for addressing the B252E code on a 2015 GMC Sierra can vary depending on the specific cause of the issue. In general, the cost of parts such as a new child security lock switch or body control module can range from $50 to $200 or more. Labor costs at auto repair shops typically range from $80 to $150 per hour, and the total repair time for this issue may vary depending on the complexity of the repair process.

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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 B252E 2015 GMC Sierra Code

1. What are the common symptoms of OBDII code B252E in a 2015 GMC Sierra related to the Child Security Lock Switch Indicator Circuit?

- The common symptoms include the child security lock switch indicator not functioning properly or displaying incorrect information on the dashboard.

2. What could be causing the OBDII code B252E to trigger in a 2015 GMC Sierra?

- Possible causes of the B252E code include a faulty child security lock switch, damaged wiring or connectors in the indicator circuit, or a malfunctioning control module.

3. How can I diagnose the issue causing OBDII code B252E in my 2015 GMC Sierra?

- To diagnose the problem, you can start by inspecting the child security lock switch and its wiring for any visible damage. Using a multimeter to test the switch's functionality and checking the control module for any fault codes can also help pinpoint the issue.

4. Are there any repair tips for fixing the Child Security Lock Switch Indicator Circuit issue in a 2015 GMC Sierra?

- Repair tips may include replacing the faulty child security lock switch, repairing or replacing damaged wiring or connectors, and resetting the control module after making necessary repairs.

5. Can I drive my 2015 GMC Sierra with the B252E OBDII code related to the Child Security Lock Switch Indicator Circuit?

- It is generally safe to drive the vehicle with this code, but it is recommended to address the issue promptly to ensure the proper functioning of the child security lock system.

6. Will resetting the OBDII code B252E in my 2015 GMC Sierra make the issue go away permanently?

- Resetting the code may temporarily clear the error, but if the underlying issue causing the B252E code is not addressed, it is likely to return.

7. Is it possible to fix the OBDII code B252E in a 2015 GMC Sierra myself, or should I seek professional help?

- Depending on your skills and experience with automotive repairs, you may be able to fix the issue yourself by following diagnostic procedures and repair steps. However, if you are unsure, it is advisable to seek professional help.

8. How much can I expect to pay to repair the Child Security Lock Switch Indicator Circuit problem causing the OBDII code B252E in my 2015 GMC Sierra?

- The cost of repair can vary depending on the exact cause of the issue and whether you choose to fix it yourself or take it to a mechanic. Costs may include parts, labor, and diagnostic fees.

9. Can the OBDII code B252E in a 2015 GMC Sierra be a sign of a more serious underlying problem?

- While the B252E code itself is related to the Child Security Lock Switch Indicator Circuit, it is important to address the issue promptly as it could be indicative of other electrical or control module problems in the vehicle.

10. How often does the OBDII code B252E related to the Child Security Lock Switch Indicator Circuit occur in 2015 GMC Sierra vehicles?

- The occurrence of the B252E code can vary among 2015 GMC Sierra vehicles, but it is not an extremely common issue compared to other OBDII codes.

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