P0672 2014 Chevrolet Silverado Code - Cylinder 2 Glow Plug Circuit Fault
Quick Answer
The diagnostic trouble code P0672 for a 2014 Chevrolet Silverado indicates a fault in the glow plug circuit for cylinder 2. Common causes include Faulty glow plug in cylinder 2, Wiring or connection issues in the glow plug circuit, Faulty glow plug relay. 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 2014 Chevrolet Silverado indicates Cylinder 2 Glow Plug Circuit Fault.
- Common causes
- Common causes include Faulty glow plug in cylinder 2, Wiring or connection issues in the glow plug circuit, Faulty glow plug relay.
- 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 2014 Chevrolet Silverado Description
The diagnostic trouble code P0672 for a 2014 Chevrolet Silverado indicates a fault in the glow plug circuit for cylinder 2. Glow plugs are used in diesel engines to heat up the combustion chamber to aid in cold starting. In this case, the circuit for the glow plug in cylinder 2 is not functioning properly. This can lead to difficulties in starting the engine, especially in cold weather, reduced engine performance, increased emissions, and potential engine damage if left unaddressed.
Common Causes of P0672 2014 Chevrolet Silverado
- Faulty glow plug in cylinder 2
- Wiring or connection issues in the glow plug circuit
- Faulty glow plug relay
- Issues with the engine control module (ECM)
- Corrosion or damage to electrical components in the circuit
Symptoms of P0672 2014 Chevrolet Silverado
- Difficulties starting the engine, especially in cold weather
- Rough idling or misfiring
- Decreased fuel efficiency
- Increased exhaust emissions
- Illuminated check engine light
How to Fix P0672 2014 Chevrolet Silverado
- Diagnose the specific issue by testing the glow plug, wiring, and relay
- Replace the faulty glow plug in cylinder 2
- Repair or replace any damaged wiring or connections in the glow plug circuit
- Check and potentially replace the glow plug relay if necessary
- Clear the trouble code from the ECM and test the vehicle to ensure the issue is resolved
Cost to Fix P0672 2014 Chevrolet Silverado
The cost of repairing a cylinder 2 glow plug circuit fault can vary depending on the specific issue and the labor rates at the repair shop. On average, the parts for a glow plug replacement can range from $20 to $50 per plug, with labor costs typically adding another $100 to $200. Overall, the total repair cost may range from $150 to $350. Keep in mind that prices can vary based on location, shop rates, and the type of vehicle being serviced. It's recommended to obtain quotes from multiple repair shops to find the best price.
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Frequently Asked Questions about P0672 2014 Chevrolet Silverado Code
1. What does the OBDII code P0672 mean on a 2014 Chevrolet Silverado?
P0672 indicates a fault in the glow plug circuit for cylinder 2, which may affect the engine's ability to start or run properly in cold conditions.
2. What are the common symptoms of code P0672 in a 2014 Chevrolet Silverado?
Common symptoms include difficulty starting in cold weather, rough idling, reduced fuel efficiency, and an illuminated check engine light.
3. What causes the P0672 code to appear in my Silverado?
The code could be caused by a faulty glow plug, damaged wiring or connectors in the glow plug circuit, a failed glow plug control module, or corrosion in electrical components.
4. Can I drive my 2014 Chevrolet Silverado with a P0672 code?
Yes, you can drive the vehicle, but it may struggle to start in cold weather and could experience reduced performance. Prolonged driving without repairs may lead to further engine issues.
5. How do I diagnose the P0672 code on my Silverado?
Start by inspecting the glow plug for cylinder 2, checking the wiring and connectors for damage or corrosion, and testing the glow plug with a multimeter for proper resistance.
6. How do I fix the P0672 code in a 2014 Chevrolet Silverado?
Repairs may include replacing the faulty glow plug for cylinder 2, repairing or replacing damaged wiring, cleaning corroded connectors, or replacing the glow plug control module if necessary.
7. How much does it cost to repair the P0672 code in a Silverado?
The cost can vary depending on the repair. Replacing a glow plug typically costs between $50 and $150 for parts and labor, while more extensive electrical repairs may cost more.
8. Can a faulty glow plug on cylinder 2 cause long-term damage?
If left unrepaired, a faulty glow plug can lead to poor combustion, increased emissions, and potential damage to other engine components over time.
9. How do I prevent the P0672 code from recurring?
Regularly inspect and maintain the glow plug system, clean electrical connectors, and address any signs of wear or corrosion in the wiring.
10. Does the P0672 code always mean the glow plug is bad?
No, the issue could also stem from damaged wiring, a faulty glow plug control module, or poor electrical connections rather than the glow plug itself. Proper diagnosis is essential.
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