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B252E 2017 GMC Sierra Code - Child Security Lock Switch Indicator Circuit

Quick Answer

The B252E diagnostic trouble code (DTC) for a 2017 GMC Sierra relates to the Child Security Lock Switch Indicator Circuit. Common causes include Faulty child security lock switch, Damaged wiring in the indicator circuit, Short circuit in the circuit. 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 2017 GMC Sierra indicates Child Security Lock Switch Indicator Circuit.
Common causes
Common causes include Faulty child security lock switch, Damaged wiring in the indicator circuit, Short circuit in the circuit.
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.
What is this?
Table of contents Created and updated by William Orellana on Sep 12, 2024
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Code B252E 2017 GMC Sierra Description

The B252E diagnostic trouble code (DTC) for a 2017 GMC Sierra relates to the Child Security Lock Switch Indicator Circuit. This code indicates that there is a malfunction in the circuit that controls the indicator light for the child security lock switch in the vehicle. The child security lock switch is a safety feature that prevents children from accidentally opening the rear doors from inside the vehicle. When this circuit is not functioning properly, it can compromise the safety of passengers, especially children, as the indicator light may not accurately show the status of the child security locks.

OBDII Code B252E 2017 GMC Sierra - Child Security Lock Switch Indicator Circuit
B252E 2017 GMC Sierra Code - Child Security Lock Switch Indicator Circuit

Common Causes of B252E 2017 GMC Sierra

  1. Faulty child security lock switch
  2. Damaged wiring in the indicator circuit
  3. Short circuit in the circuit
  4. Open circuit in the wiring
  5. Corrosion or poor connection in the wiring harness

Symptoms of B252E 2017 GMC Sierra

  1. Child security lock indicator light not functioning
  2. Inability to engage or disengage child security locks
  3. Warning light on the dashboard indicating an issue with the child security system
  4. Rear doors opening unexpectedly while driving

How to Fix B252E 2017 GMC Sierra

  1. Begin by conducting a thorough visual inspection of the child security lock switch and indicator circuit wiring to check for any visible signs of damage or corrosion.
  2. Use a multimeter to test the continuity of the wiring and the switch to determine if there are any open or short circuits.
  3. If a fault is found, repair or replace the damaged wiring or switch as necessary.
  4. Clear the DTC from the vehicle's memory using a diagnostic scan tool.
  5. Test the child security lock system to ensure that the indicator light functions properly and the locks engage and disengage correctly.

Cost to Fix B252E 2017 GMC Sierra

The typical repair costs for addressing the B252E code in a 2017 GMC Sierra can vary depending on the extent of the issue and the specific components that require repair or replacement. In general, the cost of parts for this repair could range from $50 to $200, while labor costs may range from $100 to $300. Overall, the total repair cost could fall between $150 and $500. It's important to note that these are rough estimates and actual costs may differ based on factors such as the location of the repair, the availability of parts, and the labor rates charged by the auto repair shop. It is advisable to consult with a professional mechanic for a more accurate cost estimate for addressing the B252E 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 B252E 2017 GMC Sierra Code

1. What does OBDII code B252E in a 2017 GMC Sierra indicate?

- OBDII code B252E on a 2017 GMC Sierra refers to a fault in the Child Security Lock Switch Indicator Circuit.

2. What are the common symptoms of a B252E fault in a GMC Sierra?

- Common symptoms of a B252E fault include erratic behavior of the child security lock switch indicator or the indicator staying on constantly.

3. What are the possible causes of the Child Security Lock Switch Indicator Circuit issue in a 2017 GMC Sierra?

- The B252E code in a GMC Sierra can be triggered by a faulty child security lock switch, damaged wiring in the indicator circuit, or a malfunctioning control module.

4. How can I diagnose the B252E code in my 2017 GMC Sierra?

- Diagnosing the B252E code involves inspecting the child security lock switch, checking the wiring for any damage, and using a diagnostic scanner to identify the exact cause of the fault.

5. Can I continue driving my GMC Sierra with the B252E fault code present?

- It is generally safe to drive your GMC Sierra with the B252E code, but it is recommended to address the issue promptly to ensure proper functioning of the child security lock system.

6. How can I repair the Child Security Lock Switch Indicator Circuit issue in my GMC Sierra?

- Repairing the B252E fault may involve replacing the faulty child security lock switch, repairing damaged wiring, or reprogramming the control module as necessary.

7. Will resetting the OBDII codes clear the B252E fault in my GMC Sierra?

- Resetting the OBDII codes may temporarily clear the B252E fault, but if the underlying issue is not addressed, the code is likely to reappear.

8. Is it necessary to visit a dealership for repairs related to the B252E fault in a GMC Sierra?

- While visiting a dealership is recommended for accurate diagnosis and specialized repairs, independent auto repair shops with experience in GMC vehicles can also address the B252E fault effectively.

9. Can extreme weather conditions affect the Child Security Lock Switch Indicator Circuit in a 2017 GMC Sierra?

- Extreme weather conditions can potentially damage the wiring or components related to the child security lock system, leading to the B252E fault code.

10. How can I prevent the B252E code from reoccurring in my GMC Sierra after repairs?

- To prevent the B252E code from reoccurring, ensure all repairs are done correctly, regularly inspect the child security lock system, and address any issues promptly to maintain optimal functionality.

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