P067E 2015 GMC Sierra Code - Cylinder 6 Glow Plug Control Circuit Low Voltage
Quick Answer
The diagnostic trouble code P067E for a 2015 GMC Sierra indicates an issue with the Cylinder 6 Glow Plug Control Circuit experiencing low voltage. Common causes include Faulty glow plug in Cylinder 6, Malfunctioning glow plug control module, Damaged wiring or connectors in the control circuit. 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
- P067E 2015 GMC Sierra indicates Cylinder 6 Glow Plug Control Circuit Low Voltage.
- Common causes
- Common causes include Faulty glow plug in Cylinder 6, Malfunctioning glow plug control module, Damaged wiring or connectors in the control circuit.
- 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 P067E 2015 GMC Sierra Description
The diagnostic trouble code P067E for a 2015 GMC Sierra indicates an issue with the Cylinder 6 Glow Plug Control Circuit experiencing low voltage. Glow plugs are essential components in diesel engines that help with cold starts by heating the air in the combustion chamber. When the engine is cold, the glow plug control module sends voltage to the glow plugs to heat them up. In this case, the control circuit for the glow plug in Cylinder 6 is not receiving enough voltage, which can lead to difficulties starting the engine, especially in cold weather conditions.
Common Causes of P067E 2015 GMC Sierra
- Faulty glow plug in Cylinder 6.
- Malfunctioning glow plug control module.
- Damaged wiring or connectors in the control circuit.
- Issues with the vehicle's battery or charging system.
- Corrosion or poor connections in the glow plug system.
Symptoms of P067E 2015 GMC Sierra
- Difficulty starting the engine, especially in cold weather.
- Rough idling or engine misfires.
- Decreased fuel efficiency.
- Illumination of the Check Engine Light.
- Engine performance issues, such as lack of power or acceleration.
How to Fix P067E 2015 GMC Sierra
- Begin by diagnosing the specific cause of the low voltage in the Cylinder 6 glow plug control circuit using a diagnostic scanner.
- Inspect the glow plug in Cylinder 6 for any signs of damage or wear and replace if necessary.
- Check the glow plug control module for proper functioning and replace if faulty.
- Inspect the wiring and connectors in the control circuit for any damage, corrosion, or poor connections, and repair or replace as needed.
- Test the vehicle to ensure that the issue has been resolved and that the glow plug in Cylinder 6 is receiving adequate voltage for proper operation.
Cost to Fix P067E 2015 GMC Sierra
The typical repair costs for addressing a Cylinder 6 Glow Plug Control Circuit Low Voltage issue in a 2015 GMC Sierra can vary depending on the specific cause of the problem. Replacement glow plugs can range from $20 to $50 each, while a glow plug control module can cost between $100 and $200. Labor costs can vary based on the shop's hourly rates, but you can expect to pay between $150 and $300 for the repair. Keep in mind that additional diagnostic time may be needed to pinpoint the exact cause of the issue, so it's advisable to consult with a professional technician for an accurate cost estimate.
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