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P2C10 2021 Chevrolet Silverado Code - Intake Camshaft Profile Actuator Position Sensor 3 Circuit High Voltage

Quick Answer

The P2C10 code indicates a high voltage condition in the Intake Camshaft Profile Actuator Position Sensor 3 circuit for Chevrolet vehicles. Common causes include Faulty Intake Camshaft Profile Actuator, Intake Camshaft Profile Actuator harness is open or shorted, Poor electrical connection in the Intake Camshaft Profile Actuator circuit. 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
P2C10 2021 Chevrolet Silverado indicates Intake Camshaft Profile Actuator Position Sensor 3 Circuit High Voltage.
Common causes
Common causes include Faulty Intake Camshaft Profile Actuator, Intake Camshaft Profile Actuator harness is open or shorted, Poor electrical connection in the Intake Camshaft Profile Actuator circuit.
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 May 30, 2026
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Code P2C10 2021 Chevrolet Silverado Description

The P2C10 code indicates a high voltage condition in the Intake Camshaft Profile Actuator Position Sensor 3 circuit for Chevrolet vehicles. This sensor is a crucial component of the variable valve timing (VVT) system, which optimizes engine performance by adjusting the timing of the intake valves based on engine load and speed. The sensor utilizes Hall-effect technology to monitor the position of the actuator pins that control the camshaft profile sleeve. By providing real-time feedback to the Engine Control Module (ECM), the sensor enables the engine to switch between different camshaft profiles, such as high-lift for performance and low-lift for fuel efficiency.
OBDII Code P2C10 2021 Chevrolet Silverado - Intake Camshaft Profile Actuator Position Sensor 3 Circuit High Voltage
P2C10 2021 Chevrolet Silverado Code - Intake Camshaft Profile Actuator Position Sensor 3 Circuit High Voltage

Common Causes of P2C10 2021 Chevrolet Silverado

  1. Faulty Intake Camshaft Profile Actuator
  2. Intake Camshaft Profile Actuator harness is open or shorted
  3. Poor electrical connection in the Intake Camshaft Profile Actuator circuit
  4. Faulty Engine Control Module (ECM)
  5. Contamination or mechanical wear affecting the actuator pin movement

Symptoms of P2C10 2021 Chevrolet Silverado

  1. Engine Light ON (or Service Engine Soon Warning Light)
  2. Decreased engine performance or power loss
  3. Rough idling or stalling
  4. Increased fuel consumption
  5. Unusual engine noises during operation

How to Fix P2C10 2021 Chevrolet Silverado

  1. Perform a visual inspection of the Intake Camshaft Profile Actuator and its wiring harness for any visible damage or corrosion.
  2. Test the Intake Camshaft Profile Actuator Position Sensor for proper voltage and signal output using a multimeter.
  3. Check the electrical connections for continuity and ensure there are no shorts or opens in the circuit.
  4. If the sensor or actuator is found to be faulty, replace the defective component with a new part.
  5. Clear the diagnostic trouble codes and perform a road test to ensure the issue is resolved and the engine operates smoothly.

Cost to Fix P2C10 2021 Chevrolet Silverado

The cost to diagnose and repair a P2C10 code typically ranges from $150 to $600, depending on the specific issue and the components involved. Parts such as the Intake Camshaft Profile Actuator or the sensor itself can range from $100 to $300, while labor costs can vary significantly based on the shop's hourly rate, which generally falls between $80 and $150 per hour. Dealerships may charge more, while independent shops may offer lower rates. Location, make, model, and engine type can also influence the overall cost.

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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.

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