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P0564 2018 Chevrolet Silverado Code - Cruise Control Multifunction Switch Circuit

Quick Answer

The P0564 diagnostic trouble code (DTC) indicates a malfunction in the cruise control multifunction switch circuit of a 2018 Chevrolet Silverado. Common causes include Faulty cruise control multifunction switch, Damaged wiring or connectors in the cruise control circuit, Corrosion or poor connections at the switch or BCM. 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
P0564 2018 Chevrolet Silverado indicates Cruise Control Multifunction Switch Circuit.
Common causes
Common causes include Faulty cruise control multifunction switch, Damaged wiring or connectors in the cruise control circuit, Corrosion or poor connections at the switch or BCM.
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 21, 2024
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Code P0564 2018 Chevrolet Silverado Description

The P0564 diagnostic trouble code (DTC) indicates a malfunction in the cruise control multifunction switch circuit of a 2018 Chevrolet Silverado. This code is primarily associated with the cruise control system, which allows drivers to maintain a steady speed without having to keep their foot on the accelerator pedal. The multifunction switch is responsible for various functions, including engaging and disengaging the cruise control, setting the desired speed, and adjusting the speed up or down.

OBDII Code P0564 2018 Chevrolet Silverado - Cruise Control Multifunction Switch Circuit
P0564 2018 Chevrolet Silverado Code - Cruise Control Multifunction Switch Circuit

Common Causes of P0564 2018 Chevrolet Silverado

  1. Faulty cruise control multifunction switch.
  2. Damaged wiring or connectors in the cruise control circuit.
  3. Corrosion or poor connections at the switch or BCM.
  4. Malfunctioning body control module (BCM) affecting cruise control functionality.
  5. Software issues or glitches in the vehicle's onboard computer systems.

Symptoms of P0564 2018 Chevrolet Silverado

  1. Inability to engage cruise control.
  2. Cruise control disengaging unexpectedly while driving.
  3. Inconsistent speed maintenance when cruise control is activated.
  4. Warning lights illuminated on the dashboard, such as the cruise control indicator.
  5. Difficulty adjusting the speed settings while cruise control is active.

How to Fix P0564 2018 Chevrolet Silverado

  1. Diagnostic Testing: Begin by using an OBD-II scanner to confirm the P0564 code and check for any additional codes that may provide further insights into the issue.
  2. Visual Inspection: Inspect the cruise control switch and associated wiring for any visible signs of damage, corrosion, or loose connections. Pay special attention to the connectors and wiring harness.
  3. Testing the Switch: Use a multimeter to test the functionality of the cruise control multifunction switch. If the switch is found to be faulty, it will need to be replaced.
  4. Repair or Replace Wiring: If damaged wiring or connectors are identified, repair or replace them as necessary to ensure a solid electrical connection.
  5. Reprogramming or Replacing BCM: If the issue persists after addressing the switch and wiring, it may be necessary to reprogram or replace the body control module to restore proper functionality to the cruise control system.

Cost to Fix P0564 2018 Chevrolet Silverado

The typical repair costs for addressing a P0564 code can vary widely based on the specific issue identified during diagnosis. On average, repairs may range from $100 to $600. This estimate includes parts such as a new cruise control switch (which can cost between $50 to $200) and labor costs, which typically range from $80 to $150 per hour. It is important to note that labor rates can vary significantly based on location, vehicle make and model, and engine type. In metropolitan areas or at dealerships, rates may be higher, while independent shops often charge less. Therefore, it is advisable to check local rates for a more precise estimate before proceeding with repairs.

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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 P0564 2018 Chevrolet Silverado Code

1. What does the OBDII code P0564 mean on a 2018 Chevrolet Silverado?

P0564 indicates an issue with the Cruise Control Multifunction Switch Circuit, which is responsible for transmitting signals from the cruise control switch to the vehicle's control module.

2. What are the common symptoms of a P0564 code in a 2018 Chevy Silverado?

Symptoms include the cruise control not functioning, the cruise control light not illuminating, or erratic cruise control operation.

3. What causes the P0564 code to appear on a 2018 Chevrolet Silverado?

Common causes include a faulty cruise control switch, damaged wiring or connectors in the circuit, or a malfunctioning body control module (BCM).

4. Can I still drive my 2018 Chevrolet Silverado with a P0564 code?

Yes, the vehicle is still drivable, but the cruise control may not function properly, which could be inconvenient for long trips.

5. How is the P0564 code diagnosed?

A mechanic will inspect the cruise control switch, check the wiring and connectors for damage or corrosion, and use a scan tool to monitor circuit signals.

6. How do I fix the P0564 code on my 2018 Chevrolet Silverado?

Possible fixes include replacing the cruise control switch, repairing or replacing damaged wiring, or reprogramming or replacing the BCM if necessary.

7. Is the P0564 code related to other systems in the vehicle?

Yes, the code can be linked to the BCM or other electronic systems that rely on proper signal communication from the cruise control switch.

8. How much does it cost to repair a P0564 code on a 2018 Chevy Silverado?

Repair costs can range from $100 to $500, depending on whether the issue is with the switch, wiring, or BCM.

9. Can I reset the P0564 code without fixing the problem?

While you can clear the code with an OBDII scanner, the issue will likely return if the underlying problem isn’t resolved.

10. Is the P0564 code a common issue for the 2018 Chevrolet Silverado?

It’s not a widespread problem, but it can occur due to normal wear and tear or electrical issues in the cruise control circuit.

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