AutoCodes – Chevrolet – P064C 2015 Chevrolet Silverado

P064C 2015 Chevrolet Silverado Code - Glow Plug Control Module

Quick Answer

The Glow Plug Control Module has the ability to perform internal self-test diagnostics. Common causes include Faulty Glow Plug Control Module, Glow Plug Control Module harness is open or shorted, Glow Plug Control Module circuit poor electrical connection. 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: P064C 2015 Chevrolet Silverado indicates Glow Plug Control Module.
Common causes: Common causes include Faulty Glow Plug Control Module, Glow Plug Control Module harness is open or shorted, Glow Plug Control Module circuit poor electrical connection.
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.

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Code Popularity 440

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Jul 17, 2022

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P064C 2015 Chevrolet Silverado Description

The Glow Plug Control Module has the ability to perform internal self-test diagnostics. If the Glow Plug Control Module detects a failure in any of the internal self-tests it will send a message to the Engine Control Module (ECM) to set this Diagnostic Trouble Code (DTC).

OBDII Code P064C 2015 Chevrolet Silverado - Glow Plug Control Module - AutoCodes.com — P064C 2015 Chevrolet Silverado Code - Glow Plug Control Module

What does this mean?

What are the Possible Causes of the DTC P064C 2015 Chevrolet Silverado?

Faulty Glow Plug Control Module
Glow Plug Control Module harness is open or shorted
Glow Plug Control Module circuit poor electrical connection

How to Fix the DTC P064C 2015 Chevrolet Silverado?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P064C 2015 Chevrolet Silverado code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the P064C 2015 Chevrolet Silverado code?

Need more information on how to fix the P064C 2015 Chevrolet Silverado code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P064C 2015 Chevrolet Silverado code diagnosed by a professional: Find a repair shop in your area

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 P064C 2015 Chevrolet Silverado Code

1. What does the OBDII code P064C mean on a 2015 Chevrolet Silverado?

P064C indicates an issue with the Glow Plug Control Module, which manages the operation of the glow plugs used to aid in cold engine starts for diesel engines.

2. What are common symptoms of the P064C code in a 2015 Chevy Silverado?

Symptoms include difficulty starting the engine in cold weather, poor engine performance, reduced fuel efficiency, and an illuminated check engine light.

3. What causes the P064C code to appear?

Common causes include a faulty Glow Plug Control Module, damaged wiring or connectors, a blown fuse, or issues with the power or ground circuits.

4. Can I drive my 2015 Silverado with the P064C code?

While the truck may still run, driving with this code can lead to hard starts in cold weather and potentially cause further damage to the glow plug system.

5. How can I diagnose the P064C code in my Silverado?

Diagnosis typically involves inspecting the Glow Plug Control Module and its wiring, checking for blown fuses, and using a multimeter to confirm proper voltage and ground.

6. How do you fix the P064C code in a 2015 Chevy Silverado?

Repairs may include replacing the Glow Plug Control Module, repairing or replacing damaged wiring, cleaning corroded connectors, or replacing a blown fuse.

7. How much does it cost to fix the P064C code on a Silverado?

Repair costs can vary but typically range from $200 to $600, depending on whether the module or wiring needs replacement and labor charges.

8. Can a software issue cause the P064C code?

Yes, in some cases, outdated or corrupted engine control module (ECM) software can trigger the P064C code. A software update may be required.

9. How can I prevent the P064C code from returning?

Regular maintenance, inspecting wiring and connectors for damage, and addressing electrical issues promptly can help prevent this code from recurring.

10. Does the P064C code affect emissions?

While it may not directly affect emissions, a malfunctioning glow plug system can lead to incomplete combustion, which could indirectly increase emissions over time.