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C039E 2017 GMC Sierra Code - Range Actuator Position Sensor Direction Signal Circuit

Quick Answer

The C039E diagnostic trouble code (DTC) for a 2017 GMC Sierra refers to an issue with the Range Actuator Position Sensor Direction Signal Circuit. Common causes include Faulty range actuator position sensor, Wiring or connection issues 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
C039E 2017 GMC Sierra indicates Range Actuator Position Sensor Direction Signal Circuit.
Common causes
Common causes include Faulty range actuator position sensor, Wiring or connection issues 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 13, 2024
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Code C039E 2017 GMC Sierra Description

The C039E diagnostic trouble code (DTC) for a 2017 GMC Sierra refers to an issue with the Range Actuator Position Sensor Direction Signal Circuit. This code indicates that there is a problem with the sensor that detects the position of the range actuator in the vehicle's transmission system. The range actuator is responsible for selecting the gear range in an automatic transmission, ensuring that the vehicle operates smoothly and efficiently.

OBDII Code C039E 2017 GMC Sierra - Range Actuator Position Sensor Direction Signal Circuit
C039E 2017 GMC Sierra Code - Range Actuator Position Sensor Direction Signal Circuit

Common Causes of C039E 2017 GMC Sierra

  1. Faulty range actuator position sensor
  2. Wiring or connection issues in the sensor circuit
  3. Corrosion or damage to sensor components
  4. Electronic control module (ECM) malfunction
  5. Transmission fluid contamination or low levels

Symptoms of C039E 2017 GMC Sierra

  1. Rough or delayed shifting between gears
  2. Engine revving without corresponding acceleration
  3. Transmission slipping or jerking during gear changes
  4. Inability to shift into certain gear ranges
  5. Illumination of the Check Engine Light

How to Fix C039E 2017 GMC Sierra

  1. Diagnose the issue using a scan tool to retrieve the specific trouble code and pinpoint the faulty sensor.
  2. Inspect the wiring and connections related to the sensor for any damage or corrosion.
  3. Replace the range actuator position sensor if it is determined to be faulty.
  4. Clear the DTC from the vehicle's ECM memory and test drive the vehicle to ensure proper operation.
  5. Monitor the vehicle for any recurring issues and address any related problems to prevent future sensor failures.

Cost to Fix C039E 2017 GMC Sierra

The typical repair costs for addressing a C039E code on a 2017 GMC Sierra can vary depending on the specific cause of the issue. On average, the cost of replacing a range actuator position sensor and addressing related wiring or connection problems can range from $200 to $500, including parts and labor. However, it is important to note that diagnosis time and labor rates at auto repair shops can vary based on factors such as location, vehicle make and model, and engine type. It is advisable to check with local shops for a more accurate estimate based on your specific circumstances.

What does this mean?

Tech Notes for C039E 2017 GMC Sierra

C039E:03 Range Actuator Position Sensor Direction Signal Circuit Low Voltage

C039E:07 Range Actuator Position Sensor Direction Signal Circuit High Voltage

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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 C039E 2017 GMC Sierra Code

1. What are the common symptoms of OBDII code C039E in a 2017 GMC Sierra related to the Range Actuator Position Sensor Direction Signal Circuit?

- Common symptoms include erratic shifting, difficulty changing gears, and the transmission going into limp mode.

2. What does the Range Actuator Position Sensor Direction Signal Circuit do in a 2017 GMC Sierra?

- The Range Actuator Position Sensor Direction Signal Circuit helps control the shifting of the transmission based on the position of the gear selector.

3. What are the possible causes of OBDII code C039E in a 2017 GMC Sierra?

- Possible causes include a faulty range actuator position sensor, wiring issues, damaged connectors, or a malfunctioning transmission control module.

4. How can I diagnose the OBDII code C039E in a 2017 GMC Sierra?

- Diagnosing this code typically involves using a scan tool to retrieve the trouble codes, checking the wiring and connectors for any damage, and testing the range actuator position sensor.

5. Can I drive my 2017 GMC Sierra with OBDII code C039E?

- It is not recommended to drive the vehicle with this code present, as it can lead to further transmission issues and potential safety hazards.

6. How can I repair OBDII code C039E in my 2017 GMC Sierra?

- Repair options may include replacing the faulty range actuator position sensor, repairing any damaged wiring or connectors, or reprogramming the transmission control module.

7. Is it safe to continue driving if the transmission goes into limp mode due to OBDII code C039E?

- It is not safe to continue driving in limp mode, as it can cause further damage to the transmission. It is best to pull over and have the vehicle towed for repairs.

8. How much does it cost to repair OBDII code C039E in a 2017 GMC Sierra?

- The cost of repairs can vary depending on the exact cause of the issue, but it may range from a few hundred to over a thousand dollars, including parts and labor.

9. Can a DIY enthusiast fix OBDII code C039E in a 2017 GMC Sierra?

- While some experienced DIY enthusiasts may be able to diagnose and repair this issue, it is recommended to seek professional help due to the complexity of transmission-related problems.

10. Will resetting the OBDII code C039E in a 2017 GMC Sierra make the issue go away?

- Resetting the code may temporarily turn off the check engine light, but the underlying problem causing the code will still need to be addressed to prevent further issues.

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