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P064A 2016 Chevrolet Silverado Code - Fuel Pump Control Module Performance

Quick Answer

The P064A diagnostic trouble code (DTC) specifically pertains to the Fuel Pump Control Module (FPCM) performance in a 2016 Chevrolet Silverado. Common causes include Faulty fuel pump control module, Damaged wiring or poor electrical connections to the FPCM, A malfunctioning fuel pump that does not respond to the control module's signals. 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 2016 Chevrolet Silverado indicates Fuel Pump Control Module Performance.
Common causes
Common causes include Faulty fuel pump control module, Damaged wiring or poor electrical connections to the FPCM, A malfunctioning fuel pump that does not respond to the control module's signals.
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 Oct 17, 2024
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Code P064A 2016 Chevrolet Silverado Description

The P064A diagnostic trouble code (DTC) specifically pertains to the Fuel Pump Control Module (FPCM) performance in a 2016 Chevrolet Silverado. This code indicates that the Engine Control Module (ECM) has detected a performance issue with the fuel pump control module, which is responsible for regulating the operation of the fuel pump. The fuel pump is critical for delivering the right amount of fuel to the engine, and any malfunction in this system can lead to significant performance issues.

OBDII Code P064A 2016 Chevrolet Silverado - Fuel Pump Control Module Performance
P064A 2016 Chevrolet Silverado Code - Fuel Pump Control Module Performance

Common Causes of P064A 2016 Chevrolet Silverado

  1. Faulty fuel pump control module.
  2. Damaged wiring or poor electrical connections to the FPCM.
  3. A malfunctioning fuel pump that does not respond to the control module's signals.
  4. Issues with the fuel pressure sensor or other related sensors.
  5. Software glitches or calibration issues within the Engine Control Module (ECM).

Symptoms of P064A 2016 Chevrolet Silverado

  1. Engine stalling or hesitation during acceleration.
  2. Difficulty starting the engine or prolonged cranking time.
  3. Decreased fuel efficiency or sudden drops in mileage.
  4. Illuminated check engine light on the dashboard.
  5. Unusual noises from the fuel pump or fuel tank area.

How to Fix P064A 2016 Chevrolet Silverado

  1. Diagnostic Verification: Begin by using an OBD-II scanner to confirm the P064A code and check for any additional codes that may provide further insights into the issue.
  2. Visual Inspection: Inspect the wiring and connectors associated with the fuel pump control module for signs of damage, corrosion, or loose connections.
  3. Testing the FPCM: Use a multimeter to test the fuel pump control module for proper voltage and ground signals. If the module is not functioning correctly, it may need to be replaced.
  4. Fuel Pump Inspection: Check the fuel pump for proper operation. If the pump is faulty, it should be replaced, and the new pump should be tested to ensure it communicates correctly with the FPCM.
  5. Reprogramming or Replacing the ECM: If the issue persists after addressing the FPCM and fuel pump, it may be necessary to reprogram or replace the ECM to ensure it is correctly calibrated to the vehicle's specifications.

Cost to Fix P064A 2016 Chevrolet Silverado

The cost to repair the P064A code can vary significantly based on the specific diagnosis and repairs needed. On average, you might expect to pay between $200 and $800 for parts and labor. This estimate includes the cost of a new fuel pump control module (if needed), labor for diagnostics, and any additional repairs. Labor rates typically range from $80 to $150 per hour, depending on the shop's location and type. In metropolitan areas or at dealerships, rates may be higher, while independent shops might offer lower rates. It is advisable to check local repair shops for a more precise estimate tailored to your specific situation.

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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 2016 Chevrolet Silverado Code

1. What does OBDII code P064A mean on a 2016 Chevrolet Silverado?

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

2. What are the common symptoms of code P064A in a 2016 Chevrolet Silverado?

Symptoms may include difficulty starting the engine, poor fuel efficiency, engine stalling, or the check engine light illuminating.

3. What causes code P064A in a Chevy Silverado?

Possible causes include a faulty Fuel Pump Control Module, wiring or connection issues, a failing fuel pump, or a software problem in the module.

4. Can a bad fuel pump cause code P064A?

Yes, a failing fuel pump can trigger P064A if it causes the Fuel Pump Control Module to operate outside its normal performance range.

5. How do you diagnose code P064A on a 2016 Silverado?

Diagnosis typically involves scanning for additional codes, inspecting the FPCM and its wiring, testing the fuel pump, and checking for software updates.

6. Can you drive a 2016 Chevrolet Silverado with code P064A?

Driving with this code is not recommended as it can lead to poor performance, stalling, or potential engine damage.

7. How is code P064A fixed on a Chevy Silverado?

Repairs may include replacing the Fuel Pump Control Module, repairing damaged wiring, updating the module software, or replacing a faulty fuel pump.

8. Is the Fuel Pump Control Module covered under warranty for a 2016 Silverado?

Warranty coverage depends on your specific vehicle warranty terms; consult your Chevrolet dealer for details.

9. Can a software update fix code P064A?

In some cases, a software update to the Fuel Pump Control Module can resolve the issue if it's caused by a programming error.

10. How much does it cost to repair code P064A on a 2016 Silverado?

Repair costs vary depending on the root cause but can range from $150 to $800, depending on whether the FPCM, fuel pump, or wiring needs repair or replacement.

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