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Engine-Codes – GMC – B2355 2015 GMC Sierra

B2355 2015 GMC Sierra Code - Driver Seat Front Vertical Position Sensor Circuit

Quick Answer

The B2355 diagnostic trouble code (DTC) for the 2015 GMC Sierra relates to the driver seat front vertical position sensor circuit. Common causes include Faulty driver seat front vertical position sensor, Wiring issues or loose connections in the sensor circuit, Corrosion or damage to sensor components. 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
B2355 2015 GMC Sierra indicates Driver Seat Front Vertical Position Sensor Circuit.
Common causes
Common causes include Faulty driver seat front vertical position sensor, Wiring issues or loose connections in the sensor circuit, Corrosion or damage to sensor components.
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 17, 2024
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Code B2355 2015 GMC Sierra Description

The B2355 diagnostic trouble code (DTC) for the 2015 GMC Sierra relates to the driver seat front vertical position sensor circuit. This code indicates a problem with the sensor that monitors the vertical position of the driver's seat. The sensor is responsible for adjusting the seat's position to ensure the driver's comfort and safety while driving. When this sensor circuit malfunctions, it can lead to issues with seat adjustment, potentially compromising the driver's ability to find a comfortable driving position.

OBDII Code B2355 2015 GMC Sierra - Driver Seat Front Vertical Position Sensor Circuit
B2355 2015 GMC Sierra Code - Driver Seat Front Vertical Position Sensor Circuit

Common Causes of B2355 2015 GMC Sierra

  1. Faulty driver seat front vertical position sensor.
  2. Wiring issues or loose connections in the sensor circuit.
  3. Corrosion or damage to sensor components.
  4. Electrical issues in the vehicle's system affecting the sensor circuit.
  5. Software malfunction in the seat adjustment system.

Symptoms of B2355 2015 GMC Sierra

  1. Inability to adjust the driver's seat vertically.
  2. Seat moving erratically or not responding to adjustments.
  3. Seat position not holding after adjustment.
  4. Warning light on the dashboard related to the seat position.

How to Fix B2355 2015 GMC Sierra

  1. Begin by diagnosing the specific cause of the issue using a diagnostic scanner to read the DTC and pinpoint the problem.
  2. Inspect the wiring and connections related to the driver seat front vertical position sensor for any damage, corrosion, or loose connections. Repair or replace as needed.
  3. Test the sensor itself to determine if it is faulty. Replace the sensor if necessary.
  4. Clear the DTC from the vehicle's system using the diagnostic scanner.
  5. Test the seat adjustment system to ensure that the sensor circuit is functioning properly and the seat can be adjusted as intended.

Cost to Fix B2355 2015 GMC Sierra

The cost of repairing the driver seat front vertical position sensor circuit can vary depending on the specific cause of the issue and the labor rates in your area. Generally, the cost of parts for this repair can range from $100 to $300, while labor costs can be between $100 and $200. Overall, you can expect to pay anywhere from $200 to $500 for this repair. Keep in mind that these are rough estimates, and actual costs may vary based on your location and the specific circumstances of your vehicle. It's recommended to consult with a professional mechanic for a more accurate cost estimate.

What does this mean?

Tech Notes for B2355 2015 GMC Sierra

B1855:01 Driver Seat Front Vertical Position Sensor Circuit Short to Battery

B1855:02 Driver Seat Front Vertical Position Sensor Circuit Short to Ground

B1855:06 Driver Seat Front Vertical 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 B2355 2015 GMC Sierra Code

1. What are the common symptoms of OBDII code B2355 in a 2015 GMC Sierra related to the Driver Seat Front Vertical Position Sensor Circuit?

- Common symptoms may include erratic movement or malfunction of the driver's seat, an illuminated airbag warning light on the dashboard, or issues with seat adjustment controls.

2. What are the possible causes of OBDII code B2355 in a 2015 GMC Sierra?

- Possible causes may include a faulty front vertical position sensor, damaged wiring or connectors in the sensor circuit, or a malfunction in the seat control module.

3. How can I diagnose the issue related to OBDII code B2355 in my 2015 GMC Sierra?

- Diagnosis typically involves using a scan tool to retrieve the specific fault code, inspecting the wiring and connectors for damage, and testing the front vertical position sensor for proper functionality.

4. Can I continue driving my 2015 GMC Sierra with OBDII code B2355 present?

- It is not recommended to continue driving with this code present, as it may affect the proper operation of the driver's seat and potentially impact the safety systems of the vehicle.

5. How can I repair OBDII code B2355 in my 2015 GMC Sierra?

- Repair may involve replacing the front vertical position sensor, repairing or replacing damaged wiring or connectors, or reprogramming the seat control module if necessary.

6. Are there any specific tips for troubleshooting OBDII code B2355 in a 2015 GMC Sierra?

- Some tips include checking for loose or damaged wiring, ensuring all connectors are securely attached, and consulting the vehicle's service manual for specific diagnostic procedures.

7. Is it possible to reset OBDII code B2355 in a 2015 GMC Sierra without fixing the underlying issue?

- While you can clear the code with a scan tool, it is important to address the root cause of the problem to prevent the code from reoccurring and ensure the proper functioning of the driver's seat.

8. How long does it typically take to repair OBDII code B2355 in a 2015 GMC Sierra?

- The repair time can vary depending on the specific cause of the code, but it may take anywhere from 1-3 hours for diagnosis and repair by a qualified technician.

9. Are there any recalls or technical service bulletins related to OBDII code B2355 in a 2015 GMC Sierra?

- It is recommended to check with a GMC dealership or online resources for any relevant recalls or technical service bulletins related to this specific OBDII code in your vehicle.

10. Can a DIY enthusiast with basic automotive knowledge repair OBDII code B2355 in a 2015 GMC Sierra?

- While some troubleshooting steps can be performed by a DIY enthusiast, it is recommended to consult a professional technician for proper diagnosis and repair of issues related to the driver seat front vertical position sensor circuit.

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