P0717 2021 Chevrolet Silverado Code - Transmission Input Speed Sensor Circuit No Signal
Quick Answer
The P0717 code for a 2014 Chevrolet Silverado indicates a problem with the transmission input speed sensor circuit, specifically noting that there is no signal being received. Common causes include Faulty transmission input speed sensor, Damaged or corroded wiring/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 2021 Chevrolet Silverado indicates Transmission Input Speed Sensor Circuit No Signal.
- Common causes
- Common causes include Faulty transmission input speed sensor, Damaged or corroded wiring/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.
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Code P0717 2021 Chevrolet Silverado Description
The P0717 code for a 2014 Chevrolet Silverado indicates a problem with the transmission input speed sensor circuit, specifically noting that there is no signal being received. The input speed sensor is a crucial component of the vehicle's transmission system as it monitors the speed of the input shaft. This information is essential for the transmission control module (TCM) to determine the appropriate gear shift points and ensure smooth operation of the transmission.
Common Causes of P0717 2021 Chevrolet Silverado
- Faulty transmission input speed sensor.
- Damaged or corroded wiring/connectors in the sensor circuit.
- Malfunctioning TCM.
- Electrical issues, such as a blown fuse or short circuit.
- Mechanical problems within the transmission system.
Symptoms of P0717 2021 Chevrolet Silverado
- Erratic or harsh shifting.
- Slipping gears during acceleration.
- Delayed or unresponsive gear changes.
- Check Engine Light illuminated.
- Reduced fuel efficiency.
How to Fix P0717 2021 Chevrolet Silverado
- Begin by diagnosing the specific cause of the no signal issue, using a scan tool to retrieve any additional codes stored in the TCM.
- Inspect the transmission input speed sensor and its wiring/connectors for any visible damage or corrosion, replacing any faulty components as needed.
- Test the sensor's output signal using a multimeter to ensure it is within the manufacturer's specified range.
- If the sensor and wiring are in good condition, the TCM may need to be tested or reprogrammed to address any internal faults.
- Clear the diagnostic trouble codes from the TCM and test drive the vehicle to confirm that the issue has been resolved.
Cost to Fix P0717 2021 Chevrolet Silverado
The typical repair costs for addressing a P0717 code on a 2014 Chevrolet Silverado can vary depending on the specific cause of the issue. In general, the cost of replacing a faulty transmission input speed sensor can range from $100 to $300, including parts and labor. However, if the problem lies with the wiring, connectors, or TCM, the repair costs may increase accordingly. Additionally, diagnostic time and labor rates at auto repair shops can vary, with hourly rates typically ranging between $80 and $150. It is recommended to consult with a professional mechanic for a more accurate estimate based on the specific circumstances of the vehicle.
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