P0717 2018 Chevrolet Silverado Code - Transmission Input Speed Sensor Circuit No Signal
Quick Answer
The P0717 diagnostic trouble code (DTC) for a 2018 Chevrolet Silverado indicates a problem with the transmission input speed sensor circuit. Common causes include Faulty transmission input speed sensor, Damaged or corroded wiring/connectors in the sensor circuit, Issues with the TCM or ECM. 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 2018 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, Issues with the TCM or ECM.
- 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 2018 Chevrolet Silverado Description
The P0717 diagnostic trouble code (DTC) for a 2018 Chevrolet Silverado indicates a problem with the transmission input speed sensor circuit. This sensor is responsible for monitoring the speed of the input shaft inside the transmission. When the sensor fails to provide a signal to the vehicle's engine control module (ECM) or transmission control module (TCM), it triggers the P0717 code. This lack of signal can lead to various issues within the transmission system, affecting the vehicle's overall performance.
Common Causes of P0717 2018 Chevrolet Silverado
- Faulty transmission input speed sensor
- Damaged or corroded wiring/connectors in the sensor circuit
- Issues with the TCM or ECM
- Low transmission fluid levels or contaminated fluid
- Mechanical issues within the transmission itself
Symptoms of P0717 2018 Chevrolet Silverado
- Erratic or harsh shifting
- Decreased fuel efficiency
- Delayed engagement when shifting gears
- Illumination of the Check Engine Light
- Vehicle going into "limp mode" to prevent further damage
How to Fix P0717 2018 Chevrolet Silverado
- Begin by diagnosing the specific cause of the P0717 code using a diagnostic scanner to pinpoint the exact issue.
- Inspect the transmission input speed sensor and its wiring for any damage or corrosion. Replace the sensor if necessary.
- Check the transmission fluid level and condition. Top up or replace the fluid if needed.
- Test the TCM and ECM for any faults or malfunctions. Repair or replace as necessary.
- Clear the DTC and test drive the vehicle to ensure that the issue has been resolved.
Cost to Fix P0717 2018 Chevrolet Silverado
The typical repair costs for addressing a P0717 code on a 2018 Chevrolet Silverado can vary depending on the specific cause of the issue. Generally, replacing a faulty transmission input speed sensor can cost between $100 to $200, including parts and labor. However, if additional repairs or replacements are needed, such as fixing wiring issues or addressing transmission problems, the overall cost can increase. It's recommended to consult with a professional mechanic for an accurate cost estimate based on the specific circumstances of your vehicle. Keep in mind that labor rates and diagnostic fees can vary based on location and the repair shop chosen.
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