P064C 2016 GMC Sierra Code - Glow Plug Control Module
Quick Answer
The P064C diagnostic trouble code (DTC) for a 2016 GMC Sierra relates to the Glow Plug Control Module. Common causes include Faulty Glow Plug Control Module, Electrical issues such as wiring problems or a blown fuse, Corrosion or poor connections in the control module. 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 GMC Sierra indicates Glow Plug Control Module.
- Common causes
- Common causes include Faulty Glow Plug Control Module, Electrical issues such as wiring problems or a blown fuse, Corrosion or poor connections in the control module.
- 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 P064C 2016 GMC Sierra Description
The P064C diagnostic trouble code (DTC) for a 2016 GMC Sierra relates to the Glow Plug Control Module. This code indicates a problem with the control module responsible for managing the glow plugs in a diesel engine. Glow plugs are essential components in diesel engines, especially during cold starts, as they heat up the combustion chamber to aid in the ignition of the fuel. The Glow Plug Control Module plays a crucial role in regulating the operation of these plugs.
Common Causes of P064C 2016 GMC Sierra
- Faulty Glow Plug Control Module
- Electrical issues such as wiring problems or a blown fuse
- Corrosion or poor connections in the control module
- Software or programming issues
- Environmental factors such as extreme temperatures affecting the module's performance
Symptoms of P064C 2016 GMC Sierra
- Hard starting, especially in cold weather
- Rough idling
- Decreased fuel efficiency
- Stalling
How to Fix P064C 2016 GMC Sierra
- Diagnose the issue by using a scan tool to confirm the P064C code and inspecting the Glow Plug Control Module for any visible damage.
- Check the wiring and connections to ensure there are no loose connections or corrosion that could be affecting the module's operation.
- Replace the Glow Plug Control Module if it is found to be faulty. This may require removing other components to access the module.
- Clear the DTC from the vehicle's memory using the scan tool and test the vehicle to ensure the issue has been resolved.
- Perform a final check to confirm that the glow plugs are functioning correctly and that the vehicle starts smoothly, especially in cold conditions.
Cost to Fix P064C 2016 GMC Sierra
The cost of repairing a Glow Plug Control Module can vary depending on the make and model of the vehicle, as well as the labor rates in your area. On average, the parts for this repair can range from $150 to $300, while the labor costs can be between $100 and $200. This brings the total estimated cost to around $250 to $500. It's important to note that these are rough estimates, and actual costs may differ based on various factors. Be sure to consult with a qualified mechanic or repair shop for a more accurate quote.
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