AutoCodes – Chevrolet – P064C 2017 Chevrolet Silverado

P064C 2017 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 2017 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 434

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 2017 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 2017 Chevrolet Silverado - Glow Plug Control Module - AutoCodes.com — P064C 2017 Chevrolet Silverado Code - Glow Plug Control Module

What does this mean?

What are the Possible Causes of the DTC P064C 2017 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 2017 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 2017 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 2017 Chevrolet Silverado code?

Need more information on how to fix the P064C 2017 Chevrolet Silverado code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P064C 2017 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 2017 Chevrolet Silverado Code

What does the OBDII code P064C mean for a 2017 Chevrolet Silverado?

P064C refers to an issue with the Glow Plug Control Module, which manages the glow plugs responsible for warming the engine during cold starts in diesel vehicles.

What are common symptoms of code P064C in a 2017 Chevrolet Silverado?

Symptoms include difficulty starting the engine in cold weather, reduced fuel efficiency, and the illumination of the check engine light.

What causes code P064C in a 2017 Chevrolet Silverado?

Common causes include a faulty glow plug control module, damaged wiring or connectors, or an issue with the vehicleâ€™s powertrain control module (PCM).

Can a faulty glow plug cause code P064C to appear?

No, P064C specifically relates to the control module, but damaged or failing glow plugs may trigger other related codes.

How do you diagnose code P064C in a 2017 Chevrolet Silverado?

Diagnosing involves scanning for codes, inspecting the glow plug control module, checking wiring and connectors for damage, and verifying proper electrical connections.

Is it safe to drive with code P064C active?

While the vehicle may still operate, driving with this code active can lead to starting issues in cold conditions and potential long-term damage to the engine.

How is code P064C fixed in a 2017 Chevrolet Silverado?

Repairs may include replacing the glow plug control module, repairing or replacing damaged wiring, or updating the PCM software if required.

What is the cost to repair code P064C in a Chevrolet Silverado?

Repair costs vary, but replacing the glow plug control module typically ranges from $200 to $400, excluding labor costs.

Can resetting the check engine light fix code P064C?

No, resetting the light only clears the code temporarily. The underlying issue must be fixed to prevent the code from returning.

Do I need specialized tools to fix code P064C?

Yes, an OBDII scanner and potentially a multimeter are required to diagnose and confirm the issue. A professional mechanic may use advanced tools for testing the control module.