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Engine-Codes – GMC – P0980 2015 GMC Sierra

P0980 2015 GMC Sierra Code - Shift Solenoid Valve 3 Control Circuit High Voltage

Quick Answer

The P0980 diagnostic trouble code (DTC) for a 2015 GMC Sierra indicates a problem with the Shift Solenoid Valve 3 Control Circuit High Voltage. Common causes include Faulty shift solenoid valve 3, Damaged wiring or connectors in the control circuit, Malfunctioning transmission control module (TCM). 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
P0980 2015 GMC Sierra indicates Shift Solenoid Valve 3 Control Circuit High Voltage.
Common causes
Common causes include Faulty shift solenoid valve 3, Damaged wiring or connectors in the control circuit, Malfunctioning transmission control module (TCM).
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 28, 2024
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Code P0980 2015 GMC Sierra Description

The P0980 diagnostic trouble code (DTC) for a 2015 GMC Sierra indicates a problem with the Shift Solenoid Valve 3 Control Circuit High Voltage. This code specifically relates to the transmission system of the vehicle. The shift solenoid valve is responsible for controlling the flow of transmission fluid to engage or disengage specific gears in the transmission. In this case, a high voltage condition has been detected in the control circuit of shift solenoid valve 3.

OBDII Code P0980 2015 GMC Sierra - Shift Solenoid Valve 3 Control Circuit High Voltage
P0980 2015 GMC Sierra Code - Shift Solenoid Valve 3 Control Circuit High Voltage

Common Causes of P0980 2015 GMC Sierra

  1. Faulty shift solenoid valve 3
  2. Damaged wiring or connectors in the control circuit
  3. Malfunctioning transmission control module (TCM)
  4. Electrical issues in the vehicle's power supply
  5. Corrosion or contamination in the transmission fluid

Symptoms of P0980 2015 GMC Sierra

  1. Erratic shifting patterns
  2. Harsh or delayed gear shifts
  3. Transmission slipping
  4. Illumination of the Check Engine Light
  5. Reduced fuel efficiency

How to Fix P0980 2015 GMC Sierra

  1. Begin by performing a thorough inspection of the shift solenoid valve 3 and its control circuit, checking for any visible damage or corrosion.
  2. Test the shift solenoid valve 3 using a multimeter to determine if it is functioning correctly.
  3. Inspect the wiring and connectors in the control circuit for any signs of damage or loose connections, repairing or replacing as necessary.
  4. Test the transmission control module (TCM) to ensure it is sending the correct signals to the shift solenoid valve 3.
  5. Clear the DTC and test drive the vehicle to confirm that the issue has been resolved.

Cost to Fix P0980 2015 GMC Sierra

The typical repair costs for addressing a P0980 code on a 2015 GMC Sierra can range from $200 to $500, depending on the specific cause of the issue and the cost of parts and labor in your area. It is important to note that diagnosis time and labor rates at auto repair shops can vary, so it is recommended to obtain quotes from multiple sources to ensure a competitive price. Additionally, factors such as the vehicle's make and model, as well as the engine type, can also impact the overall repair costs.

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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 P0980 2015 GMC Sierra Code

1. What are the common symptoms of OBDII code P0980 in a 2015 GMC Sierra?

- Common symptoms include harsh shifting, transmission slipping, decreased fuel efficiency, and the vehicle going into limp mode.

2. What does the Shift Solenoid Valve 3 Control Circuit High Voltage mean in the context of OBDII code P0980 for a 2015 GMC Sierra?

- This indicates that the powertrain control module (PCM) has detected a high voltage condition in the control circuit of shift solenoid valve 3.

3. What are the possible causes of the Shift Solenoid Valve 3 Control Circuit High Voltage code in a 2015 GMC Sierra?

- Potential causes include a faulty shift solenoid valve 3, damaged wiring or connectors in the circuit, low transmission fluid levels, or a malfunctioning PCM.

4. How can I diagnose the Shift Solenoid Valve 3 Control Circuit High Voltage issue in my 2015 GMC Sierra?

- Diagnosis typically involves checking the shift solenoid valve 3 and its wiring for any visible damage, testing the circuit for continuity, and using a scan tool to monitor the solenoid's operation.

5. Can I continue to drive my 2015 GMC Sierra with OBDII code P0980 present?

- It is not recommended to drive the vehicle with this code present, as it can lead to further transmission damage and potentially unsafe driving conditions.

6. How can I repair OBDII code P0980 Shift Solenoid Valve 3 Control Circuit High Voltage in my 2015 GMC Sierra?

- Repair may involve replacing the shift solenoid valve 3, repairing any damaged wiring or connectors, ensuring proper transmission fluid levels, and resetting the fault code with a scan tool.

7. Is it necessary to visit a mechanic for OBDII code P0980 in a 2015 GMC Sierra?

- While some DIY enthusiasts may be able to diagnose and repair this issue themselves, it is recommended to consult a qualified mechanic for proper diagnosis and repair to ensure the issue is resolved correctly.

8. Will resetting the OBDII code P0980 on my 2015 GMC Sierra make the issue go away?

- Simply resetting the code without addressing the underlying cause will not fix the problem. It is essential to diagnose and repair the root cause of the issue to prevent it from recurring.

9. How much can I expect to pay for repairing OBDII code P0980 in a 2015 GMC Sierra?

- The cost of repair can vary depending on the specific cause of the issue, parts needed, and labor rates. It is advisable to get a few quotes from different mechanics to compare prices.

10. Are there any preventive maintenance measures I can take to avoid OBDII code P0980 in my 2015 GMC Sierra?

- Regularly servicing the transmission, checking and maintaining proper fluid levels, and addressing any transmission issues promptly can help prevent the occurrence of OBDII code P0980 in your vehicle.

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