B252C 2018 GMC Sierra Code - Child Security Lock Switch Circuit
Quick Answer
The B252C diagnostic trouble code (DTC) for a 2018 GMC Sierra relates to the Child Security Lock Switch Circuit. Common causes include Damaged wiring in the child security lock circuit, Faulty child security lock switch, Malfunctioning control module. 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
- B252C 2018 GMC Sierra indicates Child Security Lock Switch Circuit.
- Common causes
- Common causes include Damaged wiring in the child security lock circuit, Faulty child security lock switch, Malfunctioning control module.
- 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.
Fix Your Car Smarter
Try the New AutoCodes App!
Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.
Code B252C 2018 GMC Sierra Description
The B252C diagnostic trouble code (DTC) for a 2018 GMC Sierra relates to the Child Security Lock Switch Circuit. This code indicates that there is a malfunction in the circuit that controls the child security lock switch in the vehicle. The child security lock switch is a safety feature that allows the driver to prevent the rear doors from being opened from the inside, which is especially important when transporting young children.
Common Causes of B252C 2018 GMC Sierra
- Damaged wiring in the child security lock circuit
- Faulty child security lock switch
- Malfunctioning control module
- Poor electrical connection in the circuit
Symptoms of B252C 2018 GMC Sierra
- Warning light on the dashboard related to child security lock system
- Inability to engage or disengage child security locks in rear doors
- Rear doors opening unexpectedly from the inside
- Audible clicking or buzzing noise when attempting to operate child security lock switch
How to Fix B252C 2018 GMC Sierra
- Begin by diagnosing the specific cause of the issue using a diagnostic scanner to read the trouble codes and pinpoint the source of the problem.
- Inspect the wiring in the child security lock circuit for any damage or corrosion. Repair or replace any faulty wiring as needed.
- Test the child security lock switch and control module for proper functionality. Replace any components that are found to be defective.
- Clear the trouble code from the vehicle's memory using the diagnostic scanner to reset the system and verify that the issue has been resolved.
- Test the child security lock system to ensure that it is operating correctly and that the warning light on the dashboard has been extinguished.
Cost to Fix B252C 2018 GMC Sierra
The cost of repairing the Child Security Lock Switch Circuit issue in a 2018 GMC Sierra can vary depending on the specific cause of the problem and the extent of the repairs needed. In general, the cost of parts for this repair may range from $50 to $200, while labor costs can add an additional $100 to $300 to the total bill. Overall, the total cost of addressing this issue could fall between $150 and $500. It's important to note that labor rates at auto repair shops can vary, so it's advisable to check with local providers for a more accurate estimate.
Need more information about the B252C 2018 GMC Sierra code?
Need more information on how to fix the B252C 2018 GMC Sierra code? Get Access to Factory Service Manuals
Need Help with the Code?
Get the B252C 2018 GMC Sierra code diagnosed by a professional: Find a repair shop in your area
Frequently Asked Questions about B252C 2018 GMC Sierra Code
1. What does OBDII code B252C mean on a 2018 GMC Sierra?
Code B252C indicates an issue with the Child Security Lock Switch Circuit, which controls the rear door child safety locks.
2. What are the symptoms of code B252C in a 2018 GMC Sierra?
Symptoms may include the child lock system not engaging or disengaging properly, warning lights on the dashboard, or unresponsive child lock switches.
3. What causes the B252C code to appear in a 2018 GMC Sierra?
Common causes include a faulty child lock switch, damaged wiring or connectors in the circuit, or a malfunctioning body control module (BCM).
4. Can I still drive my 2018 GMC Sierra with code B252C?
Yes, you can drive the vehicle, but the child safety lock system may not function correctly, potentially compromising rear passenger safety.
5. How do I diagnose code B252C on a 2018 GMC Sierra?
Start by checking the child lock switch for proper operation, inspect the wiring and connectors for damage, and use a diagnostic scan tool to test the circuit and BCM.
6. How can I fix OBDII code B252C on a 2018 GMC Sierra?
Repairs may include replacing a faulty child lock switch, repairing damaged wiring or connectors, or reprogramming or replacing the BCM if necessary.
7. How much does it cost to fix code B252C in a 2018 GMC Sierra?
Repair costs can vary but typically range from $50 to $300, depending on whether the issue is with the switch, wiring, or BCM.
8. Can a weak battery cause code B252C on a 2018 GMC Sierra?
Yes, a weak or unstable battery can cause electrical issues, including false or intermittent B252C codes.
9. Do I need to reprogram the BCM after fixing code B252C in my 2018 GMC Sierra?
Reprogramming the BCM is only required if the module itself is replaced or if it has a software-related issue.
10. Can I reset code B252C on my 2018 GMC Sierra without fixing the issue?
You can clear the code temporarily with a diagnostic tool, but it will likely return if the underlying problem is not resolved.
Discuss the causes and fixes for B252C 2018 GMC Sierra OBDII Code
Code B252C 2018 GMC Sierra comments
No comments found for this page.
Fix Your Car Smarter
Try the New AutoCodes App!
Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.