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P2C17 2019 Chevrolet Silverado Code - Exhaust Camshaft Profile Actuator Position Sensor 2 Performance

Quick Answer

The P2C17 diagnostic trouble code (DTC) indicates a performance issue with the Exhaust Camshaft Profile Actuator Position Sensor 2 in Chevrolet vehicles. Common causes include Faulty Exhaust Camshaft Profile Actuator, Exhaust Camshaft Profile Actuator harness is open or shorted, Poor electrical connection in the Exhaust 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
P2C17 2019 Chevrolet Silverado indicates Exhaust Camshaft Profile Actuator Position Sensor 2 Performance.
Common causes
Common causes include Faulty Exhaust Camshaft Profile Actuator, Exhaust Camshaft Profile Actuator harness is open or shorted, Poor electrical connection in the Exhaust 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 31, 2026
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Code P2C17 2019 Chevrolet Silverado Description

The P2C17 diagnostic trouble code (DTC) indicates a performance issue with the Exhaust Camshaft Profile Actuator Position Sensor 2 in Chevrolet vehicles. This sensor is integral to the exhaust camshaft profile actuator assembly, which plays a crucial role in optimizing engine performance by adjusting the camshaft's lift profile based on driving conditions. The sensor employs a Hall-effect technology to detect the position of actuator pins that shift the exhaust camshaft profile sleeve. By providing real-time feedback to the Engine Control Module (ECM), the sensor allows the ECM to confirm that the camshaft is effectively transitioning between its various profiles, which is essential for maximizing efficiency, reducing emissions, and enhancing overall engine performance.
OBDII Code P2C17 2019 Chevrolet Silverado - Exhaust Camshaft Profile Actuator Position Sensor 2 Performance
P2C17 2019 Chevrolet Silverado Code - Exhaust Camshaft Profile Actuator Position Sensor 2 Performance

Common Causes of P2C17 2019 Chevrolet Silverado

  1. Faulty Exhaust Camshaft Profile Actuator
  2. Exhaust Camshaft Profile Actuator harness is open or shorted
  3. Poor electrical connection in the Exhaust Camshaft Profile Actuator circuit
  4. Faulty Engine Control Module (ECM)
  5. Mechanical issues such as sticking actuator pins or debris within the actuator

Symptoms of P2C17 2019 Chevrolet Silverado

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

How to Fix P2C17 2019 Chevrolet Silverado

  1. Perform a thorough inspection of the Exhaust Camshaft Profile Actuator and its wiring harness for any visible damage or corrosion.
  2. Test the Exhaust Camshaft Profile Actuator Position Sensor using a multimeter to check for proper voltage and resistance readings.
  3. Check the ECM for any software updates or faults that may affect the actuator's performance.
  4. If necessary, replace the faulty Exhaust Camshaft Profile Actuator or the Position Sensor based on diagnostic findings.
  5. Clear the fault codes and perform a road test to ensure that the issue has been resolved and that the engine operates normally.

Cost to Fix P2C17 2019 Chevrolet Silverado

The cost to diagnose and repair the P2C17 code typically ranges from $200 to $800, depending on the specific issue and required repairs. This estimate includes parts and labor, with parts costs for the actuator or sensor generally falling between $100 and $400. Labor rates can vary significantly, with most shops charging between $80 and $150 per hour. Dealerships may charge higher rates, while independent shops might offer lower prices. The total cost will also depend on the vehicle's make and model, as well as the complexity of the repair.

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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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