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Engine-Codes – GMC – B1925 GMC

B1925 GMC Code - Driver Seat Cushion Heater Sensor

Quick Answer

The B1925 GMC code indicates an issue with the driver seat cushion heater sensor in the vehicle. Common causes include Faulty driver seat cushion heater sensor, Wiring issues or electrical connection problems, 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
B1925 GMC indicates Driver Seat Cushion Heater Sensor.
Common causes
Common causes include Faulty driver seat cushion heater sensor, Wiring issues or electrical connection problems, 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 10, 2024
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Code B1925 GMC Description

The B1925 GMC code indicates an issue with the driver seat cushion heater sensor in the vehicle. This sensor is responsible for monitoring the temperature of the driver's seat cushion heater and ensuring it operates within the desired range. When this sensor malfunctions or fails, it can lead to a variety of issues that can impact the comfort and safety of the driver.

OBDII Code B1925 GMC - Driver Seat Cushion Heater Sensor
B1925 GMC Code - Driver Seat Cushion Heater Sensor

Common Causes of B1925 GMC

  1. Faulty driver seat cushion heater sensor
  2. Wiring issues or electrical connection problems
  3. Corrosion or damage to sensor components
  4. Issues with the vehicle's onboard computer or control module

Symptoms of B1925 GMC

  1. Dashboard warning light related to the seat cushion heater system
  2. Inconsistent or lack of heat output from the driver's seat cushion
  3. Unusual temperature fluctuations in the driver's seat
  4. Erratic behavior of the climate control system

How to Fix B1925 GMC

  1. Begin by diagnosing the specific cause of the B1925 GMC code using a diagnostic scanner to pinpoint the exact issue with the driver seat cushion heater sensor.
  2. Inspect the wiring and electrical connections related to the sensor to check for any damage, corrosion, or loose connections. Repair or replace any faulty components as necessary.
  3. Test the sensor itself to determine if it is functioning correctly. Replace the sensor if it is found to be faulty.
  4. Clear the diagnostic trouble code from the vehicle's onboard computer using the diagnostic scanner.
  5. Test the driver seat cushion heater system to ensure that the issue has been resolved and that the sensor is now operating properly.

Cost to Fix B1925 GMC

The typical repair costs for addressing the B1925 GMC code related to the driver seat cushion heater sensor can range from $150 to $400, including parts and labor. However, it's important to note that specific diagnosis time and labor rates at auto repair shops can vary based on factors such as location, vehicle make and model, and engine type. Rates in metropolitan areas or at dealerships may be higher, while independent shops often charge less. It's advisable to check with local auto repair shops for a more accurate estimate based on the specific circumstances of the vehicle in question.

What does this mean?

Tech Notes for B1925 GMC

B1925 02: Driver Seat Cushion Heater Sensor Circuit Short to Ground

B1925 05: Driver Seat Cushion Heater Sensor Circuit High 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 B1925 GMC Code

1. What are the common symptoms of OBDII code B1925 for the Driver Seat Cushion Heater Sensor in a GMC vehicle?

The common symptoms include a non-functioning seat heater, illuminated airbag warning light, and potential loss of other seat functions.

2. What are the possible causes of OBDII code B1925 related to the Driver Seat Cushion Heater Sensor in a GMC?

Possible causes include a faulty seat heater sensor, damaged wiring or connectors, or a malfunctioning seat control module.

3. How can I diagnose the issue causing OBDII code B1925 for the Driver Seat Cushion Heater Sensor in my GMC?

You can diagnose the issue by inspecting the seat heater sensor and its wiring for any visible damage, testing electrical connections for continuity, and using a diagnostic scanner to read the specific fault codes stored in the system.

4. Can I repair the Driver Seat Cushion Heater Sensor issue causing OBDII code B1925 in my GMC at home?

Depending on your experience and tools available, you may be able to repair the issue at home by replacing the faulty sensor, repairing damaged wiring, or resetting the seat control module. However, professional assistance may be needed for more complex repairs.

5. Is it safe to drive my GMC with OBDII code B1925 related to the Driver Seat Cushion Heater Sensor?

It is generally safe to drive the vehicle with this code, but you may experience discomfort due to the non-functioning seat heater. However, it is recommended to address the issue promptly to ensure proper functioning of the seat sensors and airbag system.

6. Can resetting the OBDII code B1925 for the Driver Seat Cushion Heater Sensor in my GMC solve the problem?

Resetting the code may temporarily clear the warning light, but it will not fix the underlying issue causing the fault. It is important to diagnose and repair the root cause of the problem to prevent the code from reoccurring.

7. How much does it typically cost to repair the Driver Seat Cushion Heater Sensor issue related to OBDII code B1925 in a GMC?

The cost of repair can vary depending on the specific cause of the issue, parts needed for replacement, and labor charges. It is advisable to obtain quotes from reputable mechanics or dealerships for an accurate estimate.

8. Will fixing the OBDII code B1925 for the Driver Seat Cushion Heater Sensor in my GMC require professional tools or equipment?

Repairing the issue may require specialized tools such as a diagnostic scanner, multimeter, and possibly tools for seat removal. If you are not familiar with automotive repairs, it is recommended to seek professional help to avoid further damage.

9. Can extreme weather conditions impact the Driver Seat Cushion Heater Sensor and trigger OBDII code B1925 in a GMC?

Extreme temperatures or moisture exposure can potentially affect the functionality of the seat heater sensor or its components, leading to the triggering of the OBDII code. Proper maintenance and care can help prevent such issues.

10. Is there a way to prevent OBDII code B1925 related to the Driver Seat Cushion Heater Sensor in a GMC?

Regularly inspecting the seat heater system, avoiding spills or water damage in the vehicle, and following maintenance schedules can help prevent issues that may trigger the OBDII code B1925.

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