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B3150 2017 GMC Sierra Code - Driver Door Lock Switch Circuit

Quick Answer

The B3150 diagnostic trouble code (DTC) for a 2017 GMC Sierra relates to the driver door lock switch circuit. Common causes include Faulty driver door lock switch, Wiring or connection issues in the 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
B3150 2017 GMC Sierra indicates Driver Door Lock Switch Circuit.
Common causes
Common causes include Faulty driver door lock switch, Wiring or connection issues in the 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.
What is this?
Table of contents Created and updated by William Orellana on Sep 14, 2024
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Code B3150 2017 GMC Sierra Description

The B3150 diagnostic trouble code (DTC) for a 2017 GMC Sierra relates to the driver door lock switch circuit. This code indicates that there is a malfunction in the circuit responsible for controlling the driver's door lock switch. The driver door lock switch is an essential component that allows the driver to lock and unlock the vehicle's doors. When this circuit is compromised, it can lead to issues with the door lock system, affecting the security and convenience of the vehicle.

OBDII Code B3150 2017 GMC Sierra - Driver Door Lock Switch Circuit
B3150 2017 GMC Sierra Code - Driver Door Lock Switch Circuit

Common Causes of B3150 2017 GMC Sierra

  1. Faulty driver door lock switch
  2. Wiring or connection issues in the circuit
  3. Defective body control module (BCM)
  4. Corrosion or damage to the electrical connectors
  5. Water intrusion into the door lock switch assembly

Symptoms of B3150 2017 GMC Sierra

  1. Inability to lock or unlock the driver's door using the switch
  2. Intermittent operation of the driver door lock switch
  3. Check engine light illuminated on the dashboard
  4. Audible clicking noise from the door lock actuator

How to Fix B3150 2017 GMC Sierra

  1. Begin by diagnosing the specific cause of the B3150 DTC using a scan tool to identify the exact issue with the driver door lock switch circuit.
  2. Inspect the driver door lock switch for any visible damage or signs of wear. Replace the switch if necessary.
  3. Check the wiring and connectors in the circuit for any corrosion, damage, or loose connections. Repair or replace as needed.
  4. Test the body control module (BCM) to ensure it is functioning correctly. Replace the BCM if it is found to be faulty.
  5. Clear the DTC from the vehicle's memory using the scan tool and test the driver door lock switch to verify that the issue has been resolved.

Cost to Fix B3150 2017 GMC Sierra

The typical repair costs for addressing the B3150 DTC on a 2017 GMC Sierra can vary depending on the specific cause of the issue. In general, replacing a faulty driver door lock switch can cost between $50 and $150, while repairing wiring or connectors may range from $100 to $300. If the body control module needs to be replaced, the cost can be higher, typically ranging from $200 to $500. Labor costs for this repair can vary between $80 and $150 per hour, with the total repair time depending on the complexity of the issue. It is advisable to consult with a qualified mechanic or auto repair shop for a more accurate cost estimate based on the specific circumstances of the vehicle.

What does this mean?

Tech Notes for B3150 2017 GMC Sierra









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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 B3150 2017 GMC Sierra Code

1. What are the common symptoms of OBDII code B3150 in a 2017 GMC Sierra related to the Driver Door Lock Switch Circuit?

Common symptoms include erratic behavior of the driver door lock switch, failure of the door lock to respond, and issues with the central locking system.

2. What are the possible causes of OBDII code B3150 in a 2017 GMC Sierra?

Potential causes of this code include a faulty driver door lock switch, damaged wiring or connectors in the circuit, or issues with the door lock actuator.

3. How can I diagnose the Driver Door Lock Switch Circuit issue causing OBDII code B3150 in my 2017 GMC Sierra?

To diagnose the problem, you can use a diagnostic scanner to retrieve the trouble codes, visually inspect the wiring and connectors for any damage, and test the functionality of the driver door lock switch.

4. Can I repair the Driver Door Lock Switch Circuit issue causing OBDII code B3150 in my 2017 GMC Sierra myself?

Depending on your level of automotive knowledge, you may be able to repair the issue yourself by replacing the faulty driver door lock switch, repairing damaged wiring, or addressing any other identified issues in the circuit.

5. Is it safe to continue driving my 2017 GMC Sierra with OBDII code B3150 related to the Driver Door Lock Switch Circuit?

It is generally not recommended to continue driving the vehicle with this code, as it may lead to further electrical problems or difficulties with the door locking system. It is best to address the issue promptly.

6. Can a malfunctioning driver door lock switch cause other electrical issues in my 2017 GMC Sierra?

Yes, a faulty driver door lock switch can potentially cause other electrical issues in the vehicle, as it is part of the central locking system and may impact other related components.

7. How much does it typically cost to repair OBDII code B3150 in a 2017 GMC Sierra related to the Driver Door Lock Switch Circuit?

The cost of repair can vary depending on the specific issue causing the code and whether you choose to do the repair yourself or take it to a professional mechanic. Costs may include parts and labor.

8. Are there any preventive measures I can take to avoid encountering OBDII code B3150 in my 2017 GMC Sierra?

Regularly checking the condition of the door lock switches, wiring, and connectors, as well as addressing any issues promptly, can help prevent the occurrence of this OBDII code.

9. Can weather conditions or environmental factors contribute to the Driver Door Lock Switch Circuit issue causing OBDII code B3150 in a 2017 GMC Sierra?

Extreme weather conditions or exposure to moisture can potentially worsen existing issues with the driver door lock switch circuit, leading to the triggering of the OBDII code.

10. Will resetting the OBDII system clear the B3150 code related to the Driver Door Lock Switch Circuit in my 2017 GMC Sierra?

While resetting the OBDII system may temporarily clear the code, it is important to diagnose and address the root cause of the issue to prevent the code from reappearing.

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