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B2375 2017 GMC Sierra Code - Driver Seat Horizontal Position Sensor Circuit

Quick Answer

The B2375 diagnostic trouble code (DTC) for a 2017 GMC Sierra refers to an issue with the driver seat horizontal position sensor circuit. Common causes include Faulty driver seat horizontal position sensor, Wiring issues such as shorts or breaks in the circuit, ECU malfunction affecting the sensor's signals. 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 2017 GMC Sierra indicates Driver Seat Horizontal Position Sensor Circuit.
Common causes
Common causes include Faulty driver seat horizontal position sensor, Wiring issues such as shorts or breaks in the circuit, ECU malfunction affecting the sensor's signals.
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 10, 2024
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Code B2375 2017 GMC Sierra Description

The B2375 diagnostic trouble code (DTC) for a 2017 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. The sensor sends signals to the vehicle's electronic control unit (ECU) to ensure that the seat is in the correct position for safe and comfortable driving.

OBDII Code B2375 2017 GMC Sierra - Driver Seat Horizontal Position Sensor Circuit
B2375 2017 GMC Sierra Code - Driver Seat Horizontal Position Sensor Circuit

Common Causes of B2375 2017 GMC Sierra

  1. Faulty driver seat horizontal position sensor
  2. Wiring issues such as shorts or breaks in the circuit
  3. ECU malfunction affecting the sensor's signals
  4. Physical damage to the seat track or sensor components
  5. Corrosion or moisture damage in the sensor circuit

Symptoms of B2375 2017 GMC Sierra

  1. Inability to adjust the driver's seat horizontally
  2. Warning lights related to the seat position on the dashboard
  3. Seat moving unexpectedly while driving
  4. Unusual noises coming from the seat when adjusting it

How to Fix B2375 2017 GMC Sierra

  1. Begin by diagnosing the specific cause of the issue using a scan tool to read the DTC and identify the faulty component.
  2. Inspect the wiring connecting the sensor to the ECU for any visible damage or connectivity issues.
  3. Test the sensor itself to determine if it is functioning correctly or needs replacement.
  4. If the sensor is faulty, replace it with a new one and ensure proper calibration.
  5. Clear the DTC from the ECU's memory using the scan tool to reset the system and ensure the issue is resolved.

Cost to Fix B2375 2017 GMC Sierra

The typical repair costs for addressing a driver seat horizontal position sensor circuit issue can vary depending on the specific cause of the problem and the cost of parts and labor. In general, the cost of replacing a sensor and addressing wiring issues can range from $200 to $500. However, it's important to note that diagnosis time and labor rates at auto repair shops can fluctuate based on location, vehicle make and model, and engine type. Most shops charge between $80 and $150 per hour for labor, but rates may differ at dealerships or in metropolitan areas. To get an accurate estimate, it's recommended to inquire with local repair shops.

What does this mean?

Tech Notes for B2375 2017 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 2017 GMC Sierra Code

1. What does OBDII code B2375 mean on a 2017 GMC Sierra?

B2375 indicates an issue with the Driver Seat Horizontal Position Sensor Circuit, which monitors the position of the driver's seat for proper operation.

2. What are the common symptoms of code B2375 in a 2017 GMC Sierra?

Symptoms may include the driver's seat not moving horizontally, erratic seat movement, or the seat adjustment system becoming unresponsive.

3. What causes the B2375 code to appear?

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

4. Can I still drive my 2017 GMC Sierra with the B2375 code?

Yes, the vehicle is still drivable, but the driver's seat adjustment may not function properly, which could impact comfort or driving ergonomics.

5. How do you diagnose the B2375 code on a 2017 GMC Sierra?

A technician will use a scan tool to verify the code, inspect the seat position sensor, and check the wiring and connectors for damage or disconnection.

6. How do you fix the B2375 code on a 2017 GMC Sierra?

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

7. How much does it cost to fix the B2375 code on a 2017 GMC Sierra?

Repair costs vary, but replacing a seat position sensor typically ranges from $100 to $300, including parts and labor.

8. Can I fix the B2375 code on my GMC Sierra myself?

If you have experience with electrical diagnostics and repairs, you can try checking and replacing the sensor or fixing wiring issues. Otherwise, it's best to consult a professional.

9. Is the B2375 code related to seat memory functions in the 2017 GMC Sierra?

Yes, the seat position sensor is part of the seat memory system, so issues with the sensor can affect memory function.

10. Will clearing the B2375 code fix the problem permanently?

Clearing the code may temporarily reset the system, but the issue will return unless the underlying problem is properly addressed.

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