Engine-CodesGMC – P0713 2017 GMC Sierra

P0713 2017 GMC Sierra Code - Transmission Fluid Temperature Sensor Circuit High Voltage

Quick Answer

The P0713 diagnostic trouble code (DTC) for a 2017 GMC Sierra indicates a problem with the Transmission Fluid Temperature Sensor Circuit High Voltage. Common causes include Faulty Sensor: The transmission fluid temperature sensor itself may be malfunctioning, providing incorrect readings to the ECM, Wiring Issues: Damaged or corroded wiring connections between the sensor and the ECM can cause high voltage in the circuit, ECM Malfunction: A problem with the engine control module can also lead to high voltage readings from the sensor. 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
P0713 2017 GMC Sierra indicates Transmission Fluid Temperature Sensor Circuit High Voltage.
Common causes
Common causes include Faulty Sensor: The transmission fluid temperature sensor itself may be malfunctioning, providing incorrect readings to the ECM, Wiring Issues: Damaged or corroded wiring connections between the sensor and the ECM can cause high voltage in the circuit, ECM Malfunction: A problem with the engine control module can also lead to high voltage readings from the sensor.
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 13, 2024
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Code P0713 2017 GMC Sierra Description

The P0713 diagnostic trouble code (DTC) for a 2017 GMC Sierra indicates a problem with the Transmission Fluid Temperature Sensor Circuit High Voltage. This sensor is responsible for monitoring the temperature of the transmission fluid and sending this information to the vehicle's engine control module (ECM). The ECM uses this data to adjust various parameters such as shift points, torque converter lockup, and overall transmission performance.

OBDII Code P0713 2017 GMC Sierra - Transmission Fluid Temperature Sensor Circuit High Voltage
P0713 2017 GMC Sierra Code - Transmission Fluid Temperature Sensor Circuit High Voltage

Common Causes of P0713 2017 GMC Sierra

  1. Faulty Sensor: The transmission fluid temperature sensor itself may be malfunctioning, providing incorrect readings to the ECM.
  2. Wiring Issues: Damaged or corroded wiring connections between the sensor and the ECM can cause high voltage in the circuit.
  3. ECM Malfunction: A problem with the engine control module can also lead to high voltage readings from the sensor.
  4. Overheating: Actual overheating of the transmission fluid due to driving conditions or lack of maintenance can trigger this code.
  5. Short Circuits: Any short circuits in the sensor circuit can cause high voltage readings and trigger the P0713 code.

Symptoms of P0713 2017 GMC Sierra

  1. Check Engine Light: The most common symptom associated with this code is the illumination of the check engine light on the vehicle's dashboard.
  2. Transmission Overheating: The transmission may overheat due to inaccurate temperature readings from the faulty sensor, leading to potential damage.
  3. Harsh Shifting: The transmission may exhibit harsh or erratic shifting patterns as a result of incorrect temperature data being sent to the ECM.
  4. Reduced Fuel Efficiency: The ECM may not be able to optimize fuel delivery and transmission performance efficiently, resulting in decreased fuel economy.
  5. Transmission Slipping: In severe cases, the transmission may slip or fail to engage properly due to the high voltage condition in the sensor circuit.

How to Fix P0713 2017 GMC Sierra

  1. Diagnostic Testing: Begin by using a scan tool to retrieve the trouble codes and perform diagnostic testing to confirm the issue is with the Transmission Fluid Temperature Sensor Circuit High Voltage.
  2. Sensor Replacement: If the sensor is faulty, it will need to be replaced with a new one. The sensor is typically located on the transmission housing.
  3. Wiring Inspection: Check the wiring harness for any damage, corrosion, or loose connections. Repair or replace any damaged wiring as needed.
  4. ECM Testing: Test the engine control module to ensure it is functioning correctly. If necessary, repair or replace the ECM.
  5. Clearing Codes: After completing the repairs, clear the trouble codes from the vehicle's ECM memory and test drive the vehicle to ensure the issue has been resolved.

Cost to Fix P0713 2017 GMC Sierra

The cost of repairing a P0713 code on a 2017 GMC Sierra can vary depending on the specific cause of the issue. Typically, the cost of a new Transmission Fluid Temperature Sensor ranges from $50 to $150, while labor costs for sensor replacement and diagnostic testing can range from $100 to $300. If additional repairs are needed, such as wiring repairs or ECM replacement, the total cost could increase significantly. It's recommended to consult with a qualified mechanic or dealership for a more accurate cost estimate based on your specific vehicle and location. Keep in mind that labor rates at auto repair shops can vary, so it's advisable to shop around for the best deal.

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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 P0713 2017 GMC Sierra Code

What does OBDII code P0713 mean for a 2017 GMC Sierra?

OBDII code P0713 indicates a high voltage condition in the transmission fluid temperature sensor circuit, suggesting that the sensor is reading a temperature that is higher than expected.

What are common symptoms of a P0713 code in a GMC Sierra?

Common symptoms include erratic shifting, transmission overheating, poor fuel economy, and the illumination of the check engine light.

What could cause the P0713 code to trigger in a GMC Sierra?

Potential causes include a faulty transmission fluid temperature sensor, damaged wiring or connectors, a short circuit in the sensor circuit, or issues with the transmission control module.

How can I diagnose the P0713 code on my GMC Sierra?

To diagnose the P0713 code, start by using an OBD-II scanner to confirm the code, then inspect the transmission fluid temperature sensor and its wiring for damage or corrosion. Testing the sensor's resistance with a multimeter can also help identify if it's faulty.

What repairs are typically needed to resolve a P0713 code?

Repairs may involve replacing the transmission fluid temperature sensor, repairing or replacing damaged wiring or connectors, or addressing any issues with the transmission control module.

Can I drive my GMC Sierra with a P0713 code?

While you can technically drive your vehicle, it is not advisable as it may lead to further transmission damage or overheating. It’s best to address the issue promptly.

How much does it typically cost to fix a P0713 code?

The cost to fix a P0713 code can vary widely based on the cause but may range from $100 to $400, depending on whether you need to replace the sensor or repair wiring.

Will clearing the P0713 code fix the problem permanently?

Clearing the code may temporarily turn off the check engine light, but if the underlying issue is not resolved, the code will likely return.

Is it safe to ignore the P0713 code?

It is not safe to ignore the P0713 code, as it can lead to transmission malfunctions and potential damage if the transmission fluid temperature is not monitored correctly.

Discuss the causes and fixes for P0713 2017 GMC Sierra OBDII Code

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