P0671 2017 Chevrolet Silverado Code - Cylinder 1 Glow Plug Circuit Fault
Quick Answer
The P0671 diagnostic trouble code (DTC) specifically relates to a fault in the glow plug circuit for cylinder 1 in a 2017 Chevrolet Silverado. Common causes include Faulty glow plug in cylinder 1, Damaged wiring harness or connectors, Malfunctioning 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
- P0671 2017 Chevrolet Silverado indicates Cylinder 1 Glow Plug Circuit Fault.
- Common causes
- Common causes include Faulty glow plug in cylinder 1, Damaged wiring harness or connectors, Malfunctioning 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 P0671 2017 Chevrolet Silverado Description
The P0671 diagnostic trouble code (DTC) specifically relates to a fault in the glow plug circuit for cylinder 1 in a 2017 Chevrolet Silverado. Glow plugs are crucial components in diesel engines, as they help heat the combustion chamber to facilitate cold starts. When the engine is cold, the glow plugs heat up to ensure proper ignition of the fuel-air mixture. If the glow plug circuit for cylinder 1 is malfunctioning, it can lead to difficulty starting the engine, rough idling, decreased fuel efficiency, and potential engine misfires.
Common Causes of P0671 2017 Chevrolet Silverado
- Faulty glow plug in cylinder 1
- Damaged wiring harness or connectors
- Malfunctioning glow plug control module
- Corrosion or poor connections in the glow plug circuit
- Electrical issues such as blown fuses or relays
Symptoms of P0671 2017 Chevrolet Silverado
- Extended cranking times before the engine starts
- Rough idling or misfiring engine
- Decreased fuel efficiency
- Illumination of the check engine light
- Reduced engine power
How to Fix P0671 2017 Chevrolet Silverado
- Begin by diagnosing the exact cause of the glow plug circuit fault using a diagnostic scanner to retrieve the trouble codes.
- Inspect the glow plug in cylinder 1 for any signs of damage or wear. Replace the glow plug if necessary.
- Check the wiring harness and connectors for any corrosion, breaks, or loose connections. Repair or replace damaged components.
- Test the glow plug control module to ensure it is functioning correctly. Replace the module if it is found to be faulty.
- Clear the DTCs from the vehicle's engine control module and test the vehicle to verify that the issue has been resolved.
Cost to Fix P0671 2017 Chevrolet Silverado
The typical repair costs for addressing a cylinder 1 glow plug circuit fault in a 2017 Chevrolet Silverado can range from $150 to $300, depending on the specific components that need replacement and the labor involved. This estimate includes the cost of a new glow plug, wiring harness, connectors, and potentially a glow plug control module. However, it is essential to note that actual repair costs can vary based on factors such as geographical location, dealership vs. independent shop rates, and the availability of aftermarket parts. Customers should consult with their local auto repair shops for accurate pricing specific to their situation.
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