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P0717 2014 GMC Sierra Code - Transmission Input Speed Sensor Circuit No Signal

Quick Answer

The P0717 diagnostic trouble code (DTC) for a 2014 GMC Sierra indicates a problem with the transmission input speed sensor circuit, specifically that there is no signal being received. Common causes include Faulty transmission input speed sensor, Damaged wiring or connectors in the sensor circuit, Malfunctioning 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
P0717 2014 GMC Sierra indicates Transmission Input Speed Sensor Circuit No Signal.
Common causes
Common causes include Faulty transmission input speed sensor, Damaged wiring or connectors in the sensor circuit, Malfunctioning 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 16, 2024
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Code P0717 2014 GMC Sierra Description

The P0717 diagnostic trouble code (DTC) for a 2014 GMC Sierra indicates a problem with the transmission input speed sensor circuit, specifically that there is no signal being received. The transmission input speed sensor is a vital component that monitors the rotational speed of the input shaft inside the transmission. This information is crucial for the transmission control module (TCM) to determine the appropriate gear shifting strategy and ensure smooth operation of the transmission.

OBDII Code P0717 2014 GMC Sierra - Transmission Input Speed Sensor Circuit No Signal
P0717 2014 GMC Sierra Code - Transmission Input Speed Sensor Circuit No Signal

Common Causes of P0717 2014 GMC Sierra

  1. Faulty transmission input speed sensor
  2. Damaged wiring or connectors in the sensor circuit
  3. Malfunctioning TCM
  4. Transmission issues
  5. Electrical problems in the transmission system

Symptoms of P0717 2014 GMC Sierra

  1. Harsh or delayed shifting
  2. Erratic transmission behavior
  3. Transmission slipping
  4. Illuminated check engine light
  5. Vehicle going into limp mode

How to Fix P0717 2014 GMC Sierra

  1. Begin by diagnosing the root cause of the issue using a scan tool to read the DTC and perform a visual inspection of the transmission input speed sensor and its wiring.
  2. Test the transmission input speed sensor using a multimeter to check for proper resistance and voltage output.
  3. Inspect the wiring and connectors in the sensor circuit for any damage or corrosion, repairing or replacing as necessary.
  4. If the sensor is faulty, replace it with a new one and clear the DTC from the TCM memory.
  5. Test drive the vehicle to ensure that the transmission is shifting properly and that the code does not return.

Cost to Fix P0717 2014 GMC Sierra

The typical repair costs for addressing a P0717 code on a 2014 GMC Sierra can vary depending on the specific cause of the issue. In general, replacing a transmission input speed sensor can cost between $100 and $200 for the part, with additional costs for labor that can range from $100 to $300. Overall, the total repair cost can be expected to be in the range of $200 to $500. It is important to note that these are rough estimates, and actual costs may vary based on factors such as location, vehicle make and model, and labor rates at the auto repair shop. It is advisable to consult with a professional mechanic for a more accurate cost estimate.

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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 P0717 2014 GMC Sierra Code

1. What are the common symptoms of OBDII code P0717 in a 2014 GMC Sierra?

- Common symptoms include issues with shifting gears, erratic or harsh shifting, delayed engagement when shifting, and the transmission going into limp mode.

2. What does the OBDII code P0717 mean for a 2014 GMC Sierra?

- The OBDII code P0717 indicates a fault with the transmission input speed sensor circuit, specifically that there is no signal being received from the sensor.

3. What are the possible causes of OBDII code P0717 in a 2014 GMC Sierra?

- Possible causes include a faulty transmission input speed sensor, damaged wiring or connectors in the sensor circuit, a malfunctioning engine control module (ECM), or issues with the transmission control module (TCM).

4. How can I diagnose the OBDII code P0717 in my 2014 GMC Sierra?

- Diagnosing OBDII code P0717 typically involves using a scan tool to retrieve the code, checking the transmission input speed sensor and its wiring for damage, and testing the sensor's signal using a multimeter.

5. Can I still drive my 2014 GMC Sierra with OBDII code P0717?

- It is not recommended to continue driving your vehicle with OBDII code P0717, as it can lead to further damage to the transmission and potentially unsafe driving conditions.

6. How do I repair OBDII code P0717 in a 2014 GMC Sierra?

- Repairing OBDII code P0717 usually involves replacing the faulty transmission input speed sensor, repairing any damaged wiring or connectors, and clearing the code from the vehicle's ECM.

7. Is it possible to reset the OBDII code P0717 in a 2014 GMC Sierra without fixing the issue?

- While you can clear the code using a scan tool, it is not recommended to do so without addressing the underlying issue, as the problem will likely persist and could worsen over time.

8. How much does it cost to repair OBDII code P0717 in a 2014 GMC Sierra?

- The cost of repairing OBDII code P0717 can vary depending on the cause of the issue, but it typically involves the cost of a new transmission input speed sensor and any necessary labor charges.

9. Can a DIY enthusiast fix OBDII code P0717 in a 2014 GMC Sierra?

- Depending on the individual's skill level and access to tools, a DIY enthusiast may be able to replace the transmission input speed sensor and address the wiring issues causing OBDII code P0717.

10. Will OBDII code P0717 cause permanent damage to my 2014 GMC Sierra?

- If left unaddressed for an extended period, OBDII code P0717 can potentially cause damage to the transmission or other related components, so it is advisable to address the issue promptly.

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