Engine-CodesChevrolet – B252C 2016 Chevrolet Silverado

B252C 2016 Chevrolet Silverado Code - Child Security Lock Switch Circuit

Quick Answer

The B252C diagnostic trouble code (DTC) for a 2016 Chevrolet Silverado relates to the Child Security Lock Switch Circuit. Common causes include Faulty child security lock switch, Wiring issues such as a short or open circuit, Malfunctioning 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
B252C 2016 Chevrolet Silverado indicates Child Security Lock Switch Circuit.
Common causes
Common causes include Faulty child security lock switch, Wiring issues such as a short or open circuit, Malfunctioning 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 28, 2024
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Code B252C 2016 Chevrolet Silverado Description

The B252C diagnostic trouble code (DTC) for a 2016 Chevrolet Silverado relates to the Child Security Lock Switch Circuit. This code indicates that there is a malfunction in the circuit responsible for controlling the child safety locks on the vehicle. The child security lock system is designed to prevent the rear doors from being opened from the inside, ensuring the safety of children in the back seats.

OBDII Code B252C 2016 Chevrolet Silverado - Child Security Lock Switch Circuit
B252C 2016 Chevrolet Silverado Code - Child Security Lock Switch Circuit

Common Causes of B252C 2016 Chevrolet Silverado

  1. Faulty child security lock switch.
  2. Wiring issues such as a short or open circuit.
  3. Malfunctioning body control module (BCM).
  4. Corrosion or damage to electrical connections.
  5. Water intrusion into the child security lock switch circuit.

Symptoms of B252C 2016 Chevrolet Silverado

  1. Rear doors can be opened from the inside even when child safety locks are engaged.
  2. Child security lock switch may not respond when activated.
  3. Warning light on the dashboard indicating a child security lock system fault.
  4. Audible alarm or chime when child security lock system is engaged.

How to Fix B252C 2016 Chevrolet Silverado

  1. Begin by diagnosing the specific cause of the B252C code using a diagnostic scanner to pinpoint the issue.
  2. Inspect the child security lock switch and wiring for any visible damage or corrosion. Replace any damaged components.
  3. Test the child security lock switch for proper functionality. If faulty, replace the switch.
  4. Check the wiring harness for any shorts or open circuits. Repair or replace damaged wiring as needed.
  5. If the issue persists, further diagnostics may be required to identify any underlying problems with the BCM or other related components.

Cost to Fix B252C 2016 Chevrolet Silverado

The cost of repairing the Child Security Lock Switch Circuit issue 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 could range from $50 to $200, while labor costs could range from $100 to $300. Overall, the total repair cost could fall between $150 and $500. It is important to note that these are rough estimates, and actual costs may vary based on factors such as location, labor rates, and the need for additional diagnostics or parts replacement. It is recommended to consult with a qualified mechanic or auto repair shop for a more accurate cost estimate.

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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 B252C 2016 Chevrolet Silverado Code

1. What does the OBDII code B252C mean for a 2016 Chevrolet Silverado?

The code B252C indicates an issue with the Child Security Lock Switch Circuit, which controls the rear door child lock functionality.

2. What are common symptoms of the B252C code?

Symptoms may include the rear child locks not engaging or disengaging properly, or the child lock switch on the door appearing unresponsive.

3. What causes the B252C code in a 2016 Chevrolet Silverado?

Common causes include a faulty child lock switch, damaged wiring or connectors in the circuit, or a malfunctioning body control module (BCM).

4. How does the Child Security Lock Switch Circuit work?

The circuit allows the driver to electronically control the rear child locks, preventing the rear doors from being opened from inside.

5. Can I still drive my Silverado with the B252C code active?

Yes, the truck can still be driven, but the rear child locks may not function as intended, posing a safety risk for passengers in the rear seats.

6. How do you diagnose the B252C code?

Diagnosis typically involves inspecting the child lock switch, wiring, and connectors for damage, as well as testing the circuit with a multimeter.

7. What are possible repairs for the B252C code?

Repairs may include replacing the child lock switch, repairing or replacing damaged wiring or connectors, or reprogramming/updating the BCM.

8. Does the B252C code require professional repairs?

While some issues like wiring damage can be fixed by experienced DIYers, diagnosing BCM-related problems may require professional equipment and expertise.

9. How much does it typically cost to fix the B252C code?

Repair costs can range from $100 to $500 depending on whether the issue is with the switch, wiring, or BCM.

10. Can a dead battery cause the B252C code?

A dead or weak battery may cause temporary electrical issues, but it’s unlikely to be the primary cause of this specific code.

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