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Engine-Codes – GMC – B2375 2016 GMC Sierra

B2375 2016 GMC Sierra Code - Driver Seat Horizontal Position Sensor Circuit

Quick Answer

The B2375 diagnostic trouble code (DTC) for a 2016 GMC Sierra refers to an issue with the driver seat horizontal position sensor circuit. Common causes include Faulty driver seat horizontal position sensor, Wiring or connector issues in the sensor circuit, Electrical problems in the ECU. 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
B2375 2016 GMC Sierra indicates Driver Seat Horizontal Position Sensor Circuit.
Common causes
Common causes include Faulty driver seat horizontal position sensor, Wiring or connector issues in the sensor circuit, Electrical problems in the ECU.
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 11, 2024
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Code B2375 2016 GMC Sierra Description

The B2375 diagnostic trouble code (DTC) for a 2016 GMC Sierra refers to an issue with the driver seat horizontal position sensor circuit. This sensor is responsible for detecting the position of the driver's seat in terms of horizontal movement, allowing the vehicle's systems to adjust the seat accordingly for optimal comfort and safety. When this sensor circuit malfunctions, it can lead to a variety of issues that affect the driver's seating position and potentially compromise their driving experience.

OBDII Code B2375 2016 GMC Sierra - Driver Seat Horizontal Position Sensor Circuit
B2375 2016 GMC Sierra Code - Driver Seat Horizontal Position Sensor Circuit

Common Causes of B2375 2016 GMC Sierra

  1. Faulty driver seat horizontal position sensor.
  2. Wiring or connector issues in the sensor circuit.
  3. Electrical problems in the ECU.
  4. Physical damage to the sensor or wiring.
  5. Corrosion or moisture exposure affecting the sensor circuit.

Symptoms of B2375 2016 GMC Sierra

  1. Inability to adjust the driver's seat horizontally.
  2. Erratic seat movement or adjustment.
  3. Warning light on the dashboard related to seat position.
  4. Uncomfortable driving position due to incorrect seat alignment.
  5. Difficulty reaching pedals or steering wheel due to seat misalignment.

How to Fix B2375 2016 GMC Sierra

  1. Diagnose the issue by using a scan tool to retrieve the DTC and inspect the driver seat horizontal position sensor circuit.
  2. Check the sensor, wiring, and connectors for any visible damage or corrosion.
  3. Test the sensor's functionality using a multimeter to ensure accurate readings.
  4. Replace the faulty sensor or repair any damaged wiring or connectors as needed.
  5. Clear the DTC from the vehicle's ECU and test the seat adjustment to ensure proper functionality.

Cost to Fix B2375 2016 GMC Sierra

The typical repair costs for addressing a B2375 code related to the driver seat horizontal position sensor circuit in a 2016 GMC Sierra can range from $150 to $400, including parts and labor. However, it's important to note that actual repair costs may vary depending on the specific diagnosis time, labor rates, and parts pricing at auto repair shops. Factors such as location, vehicle make and model, and engine type can also influence the overall cost of the repair. It's advisable to consult with local auto repair shops to get a more accurate estimate based on the individual circumstances of the vehicle and the repair needed.

What does this mean?

Tech Notes for B2375 2016 GMC Sierra

B2375:01 Driver Seat Horizontal Position Sensor Circuit Short to Battery

B2375:02 Driver Seat Horizontal Position Sensor Circuit Short to Ground

B2375:06 Driver Seat Horizontal Position Sensor Circuit Low Voltage/Open

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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 B2375 2016 GMC Sierra Code

1. What does the OBDII code B2375 mean for a 2016 GMC Sierra?

Code B2375 indicates an issue with the Driver Seat Horizontal Position Sensor Circuit, which monitors the horizontal position of the driver’s seat for proper seat adjustment and safety system functionality.

2. What are the common symptoms of code B2375 in a 2016 GMC Sierra?

Common symptoms include the driver’s seat not moving horizontally, limited seat adjustment functionality, or illumination of the airbag warning light due to safety system concerns.

3. What causes the B2375 code to appear in a 2016 GMC Sierra?

Possible causes include a faulty seat position sensor, damaged wiring or connectors in the seat position sensor circuit, or a malfunctioning control module.

4. Can code B2375 affect the airbag system in a 2016 GMC Sierra?

Yes, a malfunctioning driver seat position sensor can impact the airbag system since the sensor provides critical data for airbag deployment calculations.

5. How can I diagnose the B2375 code on my 2016 GMC Sierra?

Diagnose the code by visually inspecting the seat position sensor, wiring, and connectors for damage. Use a scan tool to monitor sensor data and check for proper voltage and continuity in the circuit.

6. Is it safe to drive a 2016 GMC Sierra with code B2375?

While the vehicle may still be drivable, the code can affect seat adjustability and airbag operation. It’s recommended to address the issue promptly for safety reasons.

7. How do I fix the B2375 code on a 2016 GMC Sierra?

Repairs may involve replacing the driver seat position sensor, repairing damaged wiring or connectors, or reprogramming the control module if necessary.

8. How much does it cost to repair code B2375 in a 2016 GMC Sierra?

Repair costs vary depending on the issue, but replacing the seat position sensor typically costs between $150 and $300, including parts and labor.

9. Can I reset the B2375 code without fixing the issue?

Clearing the code without addressing the underlying problem may result in the code returning and could compromise seat functionality or safety systems.

10. What tools are needed to troubleshoot code B2375 in a 2016 GMC Sierra?

You’ll need an OBDII scan tool, a multimeter to test electrical connections, and potentially a repair manual for wiring diagrams specific to your vehicle.

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