P067E 2017 GMC Sierra Code - Cylinder 6 Glow Plug Control Circuit Low Voltage
Quick Answer
The OBD-II trouble code P067E for a 2017 GMC Sierra indicates a problem with the cylinder 6 glow plug control circuit experiencing low voltage. Common causes include Faulty glow plug in cylinder 6, Damaged wiring or connectors in the glow plug control circuit, Corrosion or poor electrical connections. 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 2017 GMC Sierra indicates Cylinder 6 Glow Plug Control Circuit Low Voltage.
- Common causes
- Common causes include Faulty glow plug in cylinder 6, Damaged wiring or connectors in the glow plug control circuit, Corrosion or poor electrical connections.
- 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 2017 GMC Sierra Description
The OBD-II trouble code P067E for a 2017 GMC Sierra indicates a problem with the cylinder 6 glow plug control circuit experiencing low voltage. Glow plugs are an essential component of a diesel engine's cold-start system, providing additional heat to help ignite the fuel-air mixture in the combustion chamber. When the engine is cold, the glow plugs heat up to ensure efficient combustion and smooth starting.
Common Causes of P067E 2017 GMC Sierra
- Faulty glow plug in cylinder 6.
- Damaged wiring or connectors in the glow plug control circuit.
- Corrosion or poor electrical connections.
- Issues with the glow plug control module.
- Battery or alternator problems affecting voltage supply.
Symptoms of P067E 2017 GMC Sierra
- Difficulty starting the engine, especially in cold weather.
- Rough idling or misfiring of the engine.
- Reduced fuel efficiency.
- Illumination of the check engine light on the dashboard.
- Increased emissions output.
How to Fix P067E 2017 GMC Sierra
- Begin by diagnosing the specific issue by using a multimeter to check the voltage levels in the cylinder 6 glow plug control circuit.
- Inspect the glow plug in cylinder 6 for any signs of damage or wear and replace if necessary.
- Check the wiring and connectors in the control circuit for any corrosion, breaks, or loose connections and repair or replace as needed.
- Test the glow plug control module for proper functioning and replace if found to be faulty.
- Clear the trouble code from the vehicle's computer system and test the vehicle to ensure the issue has been resolved.
Cost to Fix P067E 2017 GMC Sierra
The typical repair costs for addressing a cylinder 6 glow plug control circuit low voltage issue in a 2017 GMC Sierra can vary depending on the specific cause of the problem. Generally, the cost of replacing a glow plug can range from $50 to $150 per plug, depending on the brand and quality. If the issue lies with the wiring or connectors, additional labor costs may be incurred. Overall, the total repair cost, including parts and labor, could range from $150 to $500. It's important to consider that labor rates at auto repair shops can vary, so it's advisable to check local rates for a more accurate estimate.
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