P064C 2016 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 2016 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.
Code P064C 2016 Chevrolet Silverado Description
What are the Possible Causes of the DTC P064C 2016 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 2016 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 2016 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.
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Frequently Asked Questions about P064C 2016 Chevrolet Silverado Code
1. What does the OBDII code P064C mean on a 2016 Chevrolet Silverado?
P064C indicates an issue with the Glow Plug Control Module (GPCM) Performance, which monitors and controls the glow plugs in the engine for proper combustion in cold conditions.
2. What are the symptoms of code P064C in a 2016 Chevrolet Silverado?
Symptoms may include difficulty starting the engine in cold weather, reduced fuel efficiency, illuminated check engine light, and potential rough idling.
3. What causes the P064C code to appear?
Common causes include a faulty Glow Plug Control Module, damaged wiring or connectors in the GPCM circuit, a malfunctioning PCM (Powertrain Control Module), or software issues.
4. How can I diagnose the P064C code on my 2016 Silverado?
Start by scanning the vehicle with an OBDII scanner, checking for related codes, inspecting the GPCM and its wiring for damage, and testing the module's voltage and ground connections.
5. Can a faulty glow plug cause the P064C code?
While faulty glow plugs can cause related issues, P064C specifically points to a problem with the Glow Plug Control Module performance rather than the plugs themselves.
6. How do I fix the P064C code on my 2016 Chevrolet Silverado?
Repairs may include replacing the Glow Plug Control Module, repairing or replacing damaged wiring or connectors, and updating the PCM software if necessary.
7. Is it safe to drive with the P064C code active?
While the vehicle may still run, driving with this code active can lead to starting issues in cold weather and potentially harm the engine if the glow plug system isn’t functioning properly.
8. How much does it cost to repair a P064C code on a Silverado?
Repair costs vary but typically range from $200 to $600, depending on whether the GPCM needs replacement or if wiring repairs are required.
9. Can I reset the P064C code without repairing the issue?
You can clear the code using an OBDII scanner, but the issue will likely return if the underlying problem isn’t fixed.
10. Does the P064C code affect emissions?
Yes, a malfunctioning glow plug system can affect combustion efficiency, potentially increasing emissions and reducing fuel efficiency.
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