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P2671 2017 Chevrolet Silverado Code - Actuator High Control Circuit Group 2 High Voltage

Quick Answer

The P2671 diagnostic trouble code (DTC) for a 2017 Chevrolet Silverado refers to the Actuator High Control Circuit Group 2 High Voltage. Common causes include Faulty actuator in group 2, Damaged wiring or connectors in the control circuit, Malfunctioning control module. 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
P2671 2017 Chevrolet Silverado indicates Actuator High Control Circuit Group 2 High Voltage.
Common causes
Common causes include Faulty actuator in group 2, Damaged wiring or connectors in the control circuit, Malfunctioning control module.
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 Sep 16, 2024
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Code P2671 2017 Chevrolet Silverado Description

The P2671 diagnostic trouble code (DTC) for a 2017 Chevrolet Silverado refers to the Actuator High Control Circuit Group 2 High Voltage. This code indicates that there is a high voltage condition detected in the control circuit for actuator group 2. Actuators are components in the vehicle that are responsible for controlling various systems, such as the HVAC system, throttle, or transmission. In this case, the high voltage in the control circuit for actuator group 2 can lead to improper operation of the affected system, potentially causing performance issues in the vehicle.

OBDII Code P2671 2017 Chevrolet Silverado - Actuator High Control Circuit Group 2 High Voltage
P2671 2017 Chevrolet Silverado Code - Actuator High Control Circuit Group 2 High Voltage

Common Causes of P2671 2017 Chevrolet Silverado

  1. Faulty actuator in group 2
  2. Damaged wiring or connectors in the control circuit
  3. Malfunctioning control module
  4. Electrical issues such as short circuits or voltage spikes
  5. Corrosion or moisture in the electrical connections

Symptoms of P2671 2017 Chevrolet Silverado

  1. Erratic throttle response
  2. Engine stalling or hesitation
  3. Illuminated check engine light
  4. Reduced fuel efficiency
  5. Rough idling

How to Fix P2671 2017 Chevrolet Silverado

  1. Begin by conducting a thorough inspection of the actuator in group 2, checking for any signs of damage or malfunction.
  2. Inspect the wiring and connectors in the control circuit for any visible damage, corrosion, or loose connections. Repair or replace as necessary.
  3. Use a multimeter to test the voltage in the control circuit and identify any abnormalities. Address any high voltage readings by tracing the source of the issue.
  4. If the control module is suspected to be faulty, perform diagnostic tests to confirm the diagnosis and replace the module if needed.
  5. Clear the DTC from the vehicle's computer system using a scan tool and test drive the vehicle to ensure that the issue has been resolved.

Cost to Fix P2671 2017 Chevrolet Silverado

The typical repair costs for addressing a P2671 DTC in a 2017 Chevrolet Silverado can vary depending on the specific cause of the issue. In general, the cost of parts such as a new actuator, wiring harness, or control module can range from $100 to $500. Labor costs at auto repair shops typically range from $80 to $150 per hour, with the total repair time depending on the complexity of the issue. Therefore, the total repair cost for this issue could range from $200 to $1000 or more, including parts and labor. It is advisable to consult with a professional mechanic to get an accurate estimate based on the specific diagnosis and repair needed for your vehicle.

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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.

Frequently Asked Questions about P2671 2017 Chevrolet Silverado Code

1. What are the common symptoms of OBDII code P2671 in a 2017 Chevrolet Silverado?

- Common symptoms include rough idling, reduced engine performance, and potential stalling of the vehicle.

2. What does the OBDII code P2671 on a 2017 Chevrolet Silverado mean?

- The code indicates a fault in the Actuator High Control Circuit Group 2, specifically detecting high voltage levels.

3. What are the possible causes of OBDII code P2671 in a 2017 Chevrolet Silverado?

- Potential causes include a faulty actuator, wiring issues, a malfunctioning control module, or a problem with the electrical circuit.

4. How can I diagnose the source of OBDII code P2671 on my 2017 Chevrolet Silverado?

- To diagnose the issue, you may need to perform a visual inspection of the wiring, test the actuator, check the control module, and use a diagnostic scanner to gather more data.

5. Is it safe to drive my 2017 Chevrolet Silverado with OBDII code P2671?

- It is not recommended to drive the vehicle with this code active, as it can lead to further damage and potential safety hazards.

6. Can I reset the OBDII code P2671 in my 2017 Chevrolet Silverado?

- While you can attempt to clear the code with an OBDII scanner, it is crucial to address the underlying issue causing the fault to prevent the code from reappearing.

7. How much does it typically cost to repair OBDII code P2671 on a 2017 Chevrolet Silverado?

- Repair costs can vary depending on the exact cause of the issue, but it may involve replacing components like the actuator, control module, or repairing wiring, with costs ranging from a few hundred to over a thousand dollars.

8. Can I fix OBDII code P2671 in my 2017 Chevrolet Silverado on my own?

- If you have the necessary tools, experience, and access to repair information, you may be able to diagnose and fix the issue yourself. However, it is recommended to consult a professional if you're unsure.

9. Will OBDII code P2671 on a 2017 Chevrolet Silverado affect fuel efficiency?

- Yes, this fault can impact fuel efficiency due to engine performance issues, so it's essential to address the problem promptly.

10. How long does it usually take to repair OBDII code P2671 in a 2017 Chevrolet Silverado?

- Repair times can vary based on the specific cause of the code and the expertise of the mechanic, but it typically takes a few hours to a day for diagnosis and repair.

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