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P064A 2018 Chevrolet Silverado Code - Fuel Pump Control Module Performance

Quick Answer

The P064A diagnostic trouble code (DTC) for a 2018 Chevrolet Silverado relates to the Fuel Pump Control Module (FPCM) performance. Common causes include Electrical faults within the FPCM, Wiring issues, Faulty fuel pump. 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
P064A 2018 Chevrolet Silverado indicates Fuel Pump Control Module Performance.
Common causes
Common causes include Electrical faults within the FPCM, Wiring issues, Faulty fuel pump.
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 13, 2024
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Code P064A 2018 Chevrolet Silverado Description

The P064A diagnostic trouble code (DTC) for a 2018 Chevrolet Silverado relates to the Fuel Pump Control Module (FPCM) performance. The FPCM is a crucial component of the vehicle's fuel system, responsible for regulating the fuel pump's operation. When this code is triggered, it indicates that the FPCM is not functioning as expected, which can lead to various issues with the fuel delivery system.

OBDII Code P064A 2018 Chevrolet Silverado - Fuel Pump Control Module Performance
P064A 2018 Chevrolet Silverado Code - Fuel Pump Control Module Performance

Common Causes of P064A 2018 Chevrolet Silverado

  1. Electrical faults within the FPCM
  2. Wiring issues
  3. Faulty fuel pump
  4. Problems with the fuel pressure sensor

Symptoms of P064A 2018 Chevrolet Silverado

  1. Rough idling
  2. Stalling
  3. Hesitation during acceleration
  4. Decreased power
  5. Difficulty starting the engine

How to Fix P064A 2018 Chevrolet Silverado

  1. Begin by conducting a comprehensive diagnostic scan to confirm the P064A code and identify the specific cause of the issue.
  2. Inspect the FPCM, wiring harness, and connectors for any signs of damage or corrosion. Repair or replace any faulty components.
  3. Test the fuel pump and fuel pressure sensor to ensure they are functioning correctly. Replace any defective parts as needed.
  4. Clear the DTC and perform a test drive to verify that the issue has been resolved. Monitor the vehicle's performance to ensure that the symptoms associated with the code have been eliminated.

Cost to Fix P064A 2018 Chevrolet Silverado

The typical repair costs for addressing a P064A code on a 2018 Chevrolet Silverado can vary depending on the specific cause of the issue. In general, the cost of parts such as a new FPCM, fuel pump, or wiring harness can range from $200 to $500. Labor costs at auto repair shops typically range from $80 to $150 per hour, with the total repair bill likely falling between $300 and $800. However, it is advisable to check local rates and consult with a professional technician for a more accurate estimate based on your location and vehicle's specific needs.

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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 P064A 2018 Chevrolet Silverado Code

1. What does the OBDII code P064A mean on a 2018 Chevrolet Silverado?

Code P064A indicates a performance issue with the Fuel Pump Control Module (FPCM), which manages the operation of the fuel pump.

2. What are the common symptoms of a P064A code in a Chevy Silverado?

Symptoms may include engine stalling, difficulty starting, poor fuel efficiency, and an illuminated check engine light.

3. What causes the P064A code to appear?

Common causes include a faulty Fuel Pump Control Module, wiring issues like corrosion or damage, or a software error in the module.

4. Can a bad fuel pump trigger a P064A code?

Yes, a failing fuel pump or irregular fuel pressure can cause the Fuel Pump Control Module to malfunction, triggering this code.

5. How do I diagnose a P064A code on my 2018 Chevy Silverado?

Diagnosis typically involves scanning for additional codes, inspecting wiring and connectors to the FPCM, and testing the module and fuel pump for proper operation.

6. Can I drive my Silverado with a P064A code active?

While it may still drive, the vehicle could experience performance issues or stalling, so it’s best to address the problem promptly.

7. How do you fix a P064A code on a Chevy Silverado?

Repairs may include replacing the Fuel Pump Control Module, repairing damaged wiring, or reprogramming the module if a software issue is detected.

8. Where is the Fuel Pump Control Module located on a 2018 Silverado?

The Fuel Pump Control Module is typically located near the fuel tank or mounted on the frame rail under the truck.

9. How much does it cost to repair a P064A code?

Repair costs can range from $150 to $600, depending on whether the FPCM needs replacement or if wiring repairs are required.

10. Can a software update resolve a P064A code?

In some cases, a software update for the Fuel Pump Control Module may resolve the issue if it’s caused by a programming glitch.

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