P07C0 2016 GMC Sierra Code - Transmission Input Speed Sensor Circuit High Voltage
Quick Answer
The P07C0 diagnostic trouble code (DTC) for a 2016 GMC Sierra indicates a Transmission Input Speed Sensor Circuit High Voltage issue. Common causes include Faulty input speed sensor, Damaged wiring or connectors in the sensor circuit, Issues with the 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
- P07C0 2016 GMC Sierra indicates Transmission Input Speed Sensor Circuit High Voltage.
- Common causes
- Common causes include Faulty input speed sensor, Damaged wiring or connectors in the sensor circuit, Issues with the 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 P07C0 2016 GMC Sierra Description
The P07C0 diagnostic trouble code (DTC) for a 2016 GMC Sierra indicates a Transmission Input Speed Sensor Circuit High Voltage issue. This code is specifically related to the input speed sensor, which is responsible for monitoring the speed of the transmission input shaft. The input speed sensor provides crucial data to the vehicle's transmission control module (TCM) to ensure proper shifting and overall transmission performance.
Common Causes of P07C0 2016 GMC Sierra
- Faulty input speed sensor
- Damaged wiring or connectors in the sensor circuit
- Issues with the TCM
- Corrosion or contamination in the sensor connections
- Electrical issues such as a short circuit or open circuit in the circuit
Symptoms of P07C0 2016 GMC Sierra
- Erratic shifting behavior
- Harsh or delayed shifting
- Transmission slipping
- Illumination of the Check Engine Light
- Reduced fuel efficiency
How to Fix P07C0 2016 GMC Sierra
- Begin by diagnosing the specific cause of the high voltage in the input speed sensor circuit using a diagnostic scanner.
- Inspect the input speed sensor and its wiring for any visible damage or corrosion. Replace the sensor if necessary.
- Check the wiring harness and connectors for any signs of damage or poor connections. Repair or replace as needed.
- Clear the DTC from the TCM memory and perform a test drive to ensure the issue has been resolved.
- If the problem persists, further diagnostics may be required to pinpoint the exact cause, potentially involving more in-depth testing of the TCM or other related components.
Cost to Fix P07C0 2016 GMC Sierra
The typical repair costs for addressing a Transmission Input Speed Sensor Circuit High Voltage issue can vary depending on the specific cause of the problem. In general, replacing the input speed sensor itself can cost anywhere from $100 to $300, including parts and labor. If additional wiring repairs or TCM diagnostics are needed, the total repair cost could range from $200 to $500 or more.
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