AutoCodes – GMC – B252E 2018 GMC Sierra

B252E 2018 GMC Sierra Code - Child Security Lock Switch Indicator Circuit

Quick Answer

The Body Control Module (BCM) will provide a ground for the child door lock indicator control circuit when the BCM receives a child door lockout command. Common causes include Faulty Child Security Lock Switch Indicator, Child Security Lock Switch Indicator harness is open or shorted, Child Security Lock Switch Indicator 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
B252E 2018 GMC Sierra indicates Child Security Lock Switch Indicator Circuit.
Common causes
Common causes include Faulty Child Security Lock Switch Indicator, Child Security Lock Switch Indicator harness is open or shorted, Child Security Lock Switch Indicator 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 133
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on May 24, 2023
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Code B252E 2018 GMC Sierra Description

The Body Control Module (BCM) will provide a ground for the child door lock indicator control circuit when the BCM receives a child door lockout command. The indicator will illuminate to indicate that the interior rear door handles have been disabled. The Diagnostic Trouble Code (DTC) will be set when the BCM detects a problem with the Child Security Lock Switch Indicator Circuit for greater than 60 s.
OBDII Code B252E 2018 GMC Sierra - Child Security Lock Switch Indicator Circuit - AutoCodes.com
B252E 2018 GMC Sierra Code - Child Security Lock Switch Indicator Circuit

What are the Possible Causes of the DTC B252E 2018 GMC Sierra?

  • Faulty Child Security Lock Switch Indicator
  • Child Security Lock Switch Indicator harness is open or shorted
  • Child Security Lock Switch Indicator circuit poor electrical connection
  • Faulty Body Control Module (BCM)

How to Fix the DTC B252E 2018 GMC Sierra?

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 B252E 2018 GMC Sierra 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 B252E 2018 GMC Sierra code?

Need more information on how to fix the B252E 2018 GMC Sierra 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 B252E 2018 GMC Sierra Code

1. What does OBDII code B252E for a 2018 GMC Sierra indicate?

The code B252E on a 2018 GMC Sierra relates to the Child Security Lock Switch Indicator Circuit.

2. What are the common symptoms of OBDII code B252E in a 2018 GMC Sierra?

Common symptoms of code B252E in a 2018 GMC Sierra may include the child security lock switch indicator not functioning properly or staying illuminated.

3. What are the possible causes of OBDII code B252E in a 2018 GMC Sierra?

Potential causes of code B252E in a 2018 GMC Sierra include a faulty child security lock switch, wiring issues in the indicator circuit, or a malfunctioning control module.

4. How can I diagnose the Child Security Lock Switch Indicator Circuit issue in a 2018 GMC Sierra?

To diagnose the Child Security Lock Switch Indicator Circuit problem in a 2018 GMC Sierra, you can start by checking the child security lock switch for proper operation and inspecting the wiring for any visible damage.

5. Can I repair OBDII code B252E in a 2018 GMC Sierra myself?

Depending on the cause of the code B252E in your 2018 GMC Sierra, you may be able to repair it yourself if you have the necessary tools and knowledge. However, complex electrical issues may require professional diagnosis and repair.

6. Is it safe to continue driving with OBDII code B252E in a 2018 GMC Sierra?

It is generally not recommended to continue driving with unresolved OBDII codes like B252E in a 2018 GMC Sierra, as it can indicate underlying issues that may affect the vehicle's safety and performance.

7. How much does it typically cost to repair OBDII code B252E in a 2018 GMC Sierra?

The cost of repairing OBDII code B252E in a 2018 GMC Sierra can vary depending on the specific cause of the issue, labor rates in your area, and whether you choose to fix it yourself or take it to a professional mechanic.

8. Can a faulty child security lock switch cause OBDII code B252E in a 2018 GMC Sierra?

Yes, a faulty child security lock switch is one of the potential causes of OBDII code B252E in a 2018 GMC Sierra, as it can impact the proper functioning of the indicator circuit.

9. How do I reset the OBDII code B252E in a 2018 GMC Sierra after making repairs?

Once you have addressed the underlying issue causing OBDII code B252E in a 2018 GMC Sierra, you can reset the code using an OBDII scanner or by disconnecting the vehicle's battery for a few minutes.

10. Are there any recalls or technical service bulletins related to OBDII code B252E in a 2018 GMC Sierra?

To determine if there are any recalls or technical service bulletins related to OBDII code B252E in a 2018 GMC Sierra, you can check with a GMC dealership or search online databases for relevant information.

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