Engine-CodesGMC – B1024 2014 GMC Sierra

B1024 2014 GMC Sierra Code - Circuit Board Temperature Sensor

Quick Answer

The B1024 diagnostic trouble code (DTC) for a 2014 GMC Sierra relates to the circuit board temperature sensor. Common causes include Sensor Failure: The circuit board temperature sensor may have failed due to normal wear and tear or exposure to extreme temperatures, Wiring Issues: Corrosion, breaks, or other wiring problems can disrupt the signal between the sensor and the ECM, ECM Circuitry Problems: Internal circuitry issues within the ECM can prevent accurate temperature readings from being received. 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
B1024 2014 GMC Sierra indicates Circuit Board Temperature Sensor.
Common causes
Common causes include Sensor Failure: The circuit board temperature sensor may have failed due to normal wear and tear or exposure to extreme temperatures, Wiring Issues: Corrosion, breaks, or other wiring problems can disrupt the signal between the sensor and the ECM, ECM Circuitry Problems: Internal circuitry issues within the ECM can prevent accurate temperature readings from being received.
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.
Table of contents Created and updated by William Orellana on Sep 17, 2024
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Code B1024 2014 GMC Sierra Description

The B1024 diagnostic trouble code (DTC) for a 2014 GMC Sierra relates to the circuit board temperature sensor. This sensor is responsible for monitoring the temperature of the circuit board within the vehicle's electronic control module (ECM). The ECM plays a crucial role in managing various systems within the vehicle, such as the engine, transmission, and emissions control. The circuit board temperature sensor ensures that the ECM operates within the optimal temperature range to prevent overheating and potential damage to the electronic components.

OBDII Code B1024 2014 GMC Sierra - Circuit Board Temperature Sensor
B1024 2014 GMC Sierra Code - Circuit Board Temperature Sensor

Common Causes of B1024 2014 GMC Sierra

  1. Sensor Failure: The circuit board temperature sensor may have failed due to normal wear and tear or exposure to extreme temperatures.
  2. Wiring Issues: Corrosion, breaks, or other wiring problems can disrupt the signal between the sensor and the ECM.
  3. ECM Circuitry Problems: Internal circuitry issues within the ECM can prevent accurate temperature readings from being received.
  4. Electrical Problems: Issues with the vehicle's electrical system, such as a short circuit, can also trigger the B1024 code.

Symptoms of B1024 2014 GMC Sierra

  1. Check Engine Light: The illumination of the check engine light on the dashboard is a common symptom associated with the B1024 code.
  2. Poor Fuel Efficiency: A malfunctioning circuit board temperature sensor can lead to decreased fuel efficiency as the ECM may not be operating optimally.
  3. Rough Idling: The vehicle may experience rough idling or uneven engine performance due to inaccurate temperature readings.
  4. Stalling: Stalling or hesitation during acceleration can occur when the ECM receives incorrect temperature information.
  5. Starting Issues: The vehicle may have difficulty starting or fail to start altogether if the circuit board temperature sensor is not functioning properly.

How to Fix B1024 2014 GMC Sierra

  1. Diagnose the Issue: Use a diagnostic scanner to retrieve the B1024 code and perform further testing to pinpoint the exact cause of the problem.
  2. Inspect Sensor and Wiring: Check the circuit board temperature sensor and its wiring for any visible damage or issues that may be causing the malfunction.
  3. Replace Sensor: If the sensor is faulty, replace it with a new one and ensure proper installation to restore accurate temperature readings.
  4. Repair Wiring: Address any wiring issues by repairing or replacing damaged wires to ensure a secure connection between the sensor and the ECM.
  5. Test System: After completing the repair, clear the DTC and test the vehicle to verify that the issue has been resolved and that the ECM is receiving accurate temperature readings.

Cost to Fix B1024 2014 GMC Sierra

The typical repair costs for addressing the B1024 code on a 2014 GMC Sierra can vary depending on the specific cause of the issue and the cost of parts and labor. In general, replacing a circuit board temperature sensor can range from $50 to $150, while addressing wiring or ECM circuitry problems may increase the overall cost. Additionally, labor rates at auto repair shops can range from $80 to $150 per hour, with rates potentially higher in metropolitan areas or at dealerships. It's recommended to consult with local auto repair shops to obtain a more precise estimate based on the vehicle's make and model, as well as the extent of the repair needed.

Tech Notes for B1024 2014 GMC Sierra

Extended use of extremely high volume, especially in warm weather conditions, may cause this Diagnostic Trouble Code (DTC) to be set in the Control module. Under these conditions, it may be normal for this DTC to be set to prevent permanent damage to the Control module circuitry and no repair should be attempted.

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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 B1024 2014 GMC Sierra Code

What does the OBDII code B1024 mean for a 2014 GMC Sierra?

The OBDII code B1024 indicates a problem with the circuit board temperature sensor, which monitors the temperature of the vehicle's electronic control units.

What are the common symptoms associated with the B1024 code?

Common symptoms include warning lights on the dashboard, erratic operation of the vehicle’s electronics, and potential issues with climate control system performance.

What could cause the B1024 code to trigger?

The B1024 code may be triggered by a faulty circuit board temperature sensor, damaged wiring or connectors, or issues within the vehicle's electronic control modules.

How can I diagnose the B1024 code in my GMC Sierra?

To diagnose the B1024 code, use an OBDII scanner to confirm the code, visually inspect the wiring and connectors for damage, and test the temperature sensor for proper operation.

Can I drive my 2014 GMC Sierra with the B1024 code?

While you can technically drive the vehicle, it is not advisable as it may lead to further electrical issues or leave you without essential functions if the problem worsens.

What are some common repair tips for fixing the B1024 code?

Common repair tips include replacing the faulty circuit board temperature sensor, repairing or replacing damaged wiring, and ensuring all connectors are clean and properly seated.

Will clearing the B1024 code fix the problem?

Clearing the B1024 code may temporarily remove the warning light, but it will not fix the underlying issue. The code will likely return if the problem isn’t resolved.

How much does it typically cost to repair the B1024 code?

Repair costs can vary widely depending on the cause; however, fixing a faulty sensor may range from $100 to $300, while more extensive wiring repairs could be more expensive.

Is there a risk of further damage if I ignore the B1024 code?

Yes, ignoring the B1024 code may lead to more significant electrical problems, affecting other systems in your vehicle, which could result in costly repairs down the line.

Discuss the causes and fixes for B1024 2014 GMC Sierra OBDII Code

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