AutoCodesChevrolet – P0717 2015 Chevrolet Silverado

P0717 2015 Chevrolet Silverado Code - Transmission Input Speed Sensor Circuit No Signal

Quick Answer

The Input Speed Sensor detects the primary pulley revolution speed and sends a signal to the Transmission. Common causes include Faulty Transmission Input Speed Sensor, Transmission Input Speed Sensor harness is open or shorted, Transmission Input Speed Sensor circuit poor electrical connection. 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 2015 Chevrolet Silverado indicates Transmission Input Speed Sensor Circuit No Signal.
Common causes
Common causes include Faulty Transmission Input Speed Sensor, Transmission Input Speed Sensor harness is open or shorted, Transmission Input Speed Sensor circuit poor electrical connection.
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.
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Code Popularity 486
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jul 29, 2022
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Code P0717 2015 Chevrolet Silverado Description

The Input Speed Sensor detects the primary pulley revolution speed and sends a signal to the Transmission. The Input Speed Sensor (ISS), also known as the transmission turbine speed sensor, is a hall-effect type sensor. The ISS mounts to the control valve upper body assembly and connects to the control solenoid (w/body and Transmission Control Module (TCM)) valve assembly through a wire harness and connector. The sensor faces the 1-2-3-4 and 3-5-R clutch housing machined teeth surface. The sensor receives 8.3-9.3 volts on the Input/Output Speed Sensor (ISS/OSS) supply voltage circuit from the Transmission Control Module (TCM). As the 1-2-3-4 and 3-5-R clutch housing rotates, the sensor produces a signal frequency based on the machined surface of the 1-2-3-4 and 3-5-R clutch housing. This signal is transmitted through the ISS signal circuit to the control solenoid (w/body and TCM) valve assembly. The control solenoid (w/body and TCM) valve assembly uses the ISS signal to determine line pressure, transmission shift patterns, Torque Converter Clutch (TCC) slip speed, and gear ratio. The Diagnostic Trouble Code (DTC) will be set when the TCM detects turbine speed is less than 61 RPM and the output speed is greater than 500 RPM for 1 s.
OBDII Code P0717 2015 Chevrolet Silverado - Transmission Input Speed Sensor Circuit No Signal - AutoCodes.com
P0717 2015 Chevrolet Silverado Code - Transmission Input Speed Sensor Circuit No Signal

What are the Possible Causes of the DTC P0717 2015 Chevrolet Silverado?

  • Faulty Transmission Input Speed Sensor
  • Transmission Input Speed Sensor harness is open or shorted
  • Transmission Input Speed Sensor circuit poor electrical connection
  • Faulty Control Solenoid Valve Assembly

How to Fix the DTC P0717 2015 Chevrolet Silverado?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P0717 2015 Chevrolet Silverado code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the P0717 2015 Chevrolet Silverado code?

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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 2015 Chevrolet Silverado Code

What does the OBDII code P0717 mean on a 2015 Chevrolet Silverado?

Code P0717 indicates that the Powertrain Control Module (PCM) has detected no signal from the transmission input speed sensor circuit.

What are the common symptoms of code P0717 on a 2015 Chevrolet Silverado?

Symptoms may include delayed or harsh shifting, transmission slipping, poor acceleration, reduced fuel efficiency, and the illumination of the Check Engine Light.

What causes the P0717 code to appear in a 2015 Chevrolet Silverado?

Possible causes include a faulty transmission input speed sensor, damaged wiring or connectors, a malfunctioning PCM, or internal transmission issues.

Can driving with the P0717 code damage my 2015 Chevrolet Silverado?

Yes, driving with this code can cause further damage to the transmission or reduce drivability, so it’s best to address the issue promptly.

How do I diagnose the P0717 code on my 2015 Chevrolet Silverado?

Diagnosis typically involves using a scan tool to confirm the code, inspecting the input speed sensor and related wiring, and testing the sensor for proper function.

Can I fix the P0717 code on my 2015 Chevrolet Silverado myself?

If you have basic mechanical skills, you can inspect and replace the input speed sensor or repair damaged wiring, but complex issues may require professional assistance.

How much does it cost to repair the P0717 code on a 2015 Chevrolet Silverado?

Repair costs vary, but replacing the input speed sensor typically ranges from $150 to $300, depending on labor rates and parts pricing.

Where is the transmission input speed sensor located on a 2015 Chevrolet Silverado?

The input speed sensor is usually located on the transmission housing, near the input shaft.

How can I prevent the P0717 code from reoccurring in my 2015 Chevrolet Silverado?

Regular transmission maintenance, such as fluid changes and inspecting wiring for damage, can help prevent this issue from reoccurring.

Can a P0717 code cause my 2015 Chevrolet Silverado to go into limp mode?

Yes, this code can trigger limp mode to protect the transmission, limiting performance until the issue is resolved.

Discuss the causes and fixes for P0717 2015 Chevrolet Silverado OBDII Code

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