P0672 2017 Chevrolet Silverado Code - Cylinder 2 Glow Plug Circuit Fault
Quick Answer
The diagnostic trouble code P0672 for a 2017 Chevrolet Silverado indicates a fault in the cylinder 2 glow plug circuit. Common causes include Faulty glow plug in cylinder 2, Wiring issues in the glow plug circuit, Defective glow plug 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
- P0672 2017 Chevrolet Silverado indicates Cylinder 2 Glow Plug Circuit Fault.
- Common causes
- Common causes include Faulty glow plug in cylinder 2, Wiring issues in the glow plug circuit, Defective glow plug 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 P0672 2017 Chevrolet Silverado Description
The diagnostic trouble code P0672 for a 2017 Chevrolet Silverado indicates a fault in the cylinder 2 glow plug circuit. Glow plugs are essential components in diesel engines that heat up to help with cold starts. In this case, the code specifically points to an issue with the glow plug in cylinder 2.
Common Causes of P0672 2017 Chevrolet Silverado
- Faulty glow plug in cylinder 2
- Wiring issues in the glow plug circuit
- Defective glow plug control module
- Corrosion or poor connection in the glow plug circuit
- PCM failure
Symptoms of P0672 2017 Chevrolet Silverado
- Difficulty starting the engine, especially in cold weather
- Rough idling or misfiring
- Reduced engine performance
- Increased fuel consumption
- Illuminated check engine light
How to Fix P0672 2017 Chevrolet Silverado
- Diagnostic: Use a scan tool to retrieve the specific diagnostic trouble code and verify the issue with the glow plug in cylinder 2.
- Inspection: Inspect the glow plug, wiring, and connections for any visible damage or corrosion.
- Replacement: Replace the faulty glow plug in cylinder 2, as well as any damaged wiring or connections.
- Test: Test the repaired glow plug circuit to ensure proper functionality.
- Clear code: Clear the diagnostic trouble code from the PCM and test drive the vehicle to confirm the issue has been resolved.
Cost to Fix P0672 2017 Chevrolet Silverado
The typical repair costs for addressing a cylinder 2 glow plug circuit fault in a 2017 Chevrolet Silverado can range from $150 to $300, including parts and labor. However, it's important to note that specific diagnosis time, parts prices, and labor rates at auto repair shops can vary based on factors such as location, vehicle make and model, and engine type. It is advisable to check with local auto repair shops to get a more accurate estimate based on your specific circumstances.
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Frequently Asked Questions about P0672 2017 Chevrolet Silverado Code
1. What does OBDII code P0672 mean on a 2017 Chevrolet Silverado?
P0672 indicates a fault in the glow plug circuit for cylinder 2, meaning the system has detected an issue with the glow plug's performance or electrical circuit.
2. What are the symptoms of code P0672 in a 2017 Chevrolet Silverado?
Common symptoms include difficulty starting in cold weather, rough idling, reduced fuel efficiency, and the check engine light being illuminated.
3. What causes the P0672 code to appear in a 2017 Chevrolet Silverado?
The most common causes are a faulty glow plug in cylinder 2, wiring issues such as damaged or corroded connectors, or a malfunctioning glow plug control module.
4. Can you drive a 2017 Chevrolet Silverado with a P0672 code?
Yes, you can drive the truck, but it may struggle to start in cold weather, and ignoring the issue could lead to further problems with the engine.
5. How do you diagnose the P0672 code on a 2017 Chevrolet Silverado?
Diagnosing this code involves checking the glow plug for cylinder 2, inspecting the wiring and connectors for damage or corrosion, and testing the glow plug control module.
6. How do you fix the P0672 code on a 2017 Chevrolet Silverado?
Repairs may include replacing the faulty glow plug, repairing or replacing damaged wiring or connectors, or replacing the glow plug control module if it's defective.
7. How much does it cost to fix a P0672 code on a 2017 Chevrolet Silverado?
The cost depends on the exact issue, but replacing a glow plug typically costs $100-$200, while more extensive wiring or control module repairs could cost more.
8. What happens if I ignore the P0672 code on my 2017 Chevrolet Silverado?
Ignoring this code can lead to harder cold starts, increased emissions, and potential damage to other components in the glow plug system.
9. Is the P0672 code a common issue for the 2017 Chevrolet Silverado?
Yes, glow plug issues are relatively common in diesel engines like the Duramax found in the Silverado, especially as the vehicle ages.
10. Can a P0672 code cause engine damage in a 2017 Chevrolet Silverado?
While it might not directly cause immediate engine damage, prolonged operation with a faulty glow plug can strain the engine and other components, especially during cold starts.
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