P0673 2017 Chevrolet Silverado Code - Cylinder 3 Glow Plug Circuit Fault
Quick Answer
The diagnostic trouble code P0673 for a 2017 Chevrolet Silverado indicates a fault in the glow plug circuit of cylinder 3. Common causes include Faulty glow plug in cylinder 3, Damaged or corroded wiring in the glow plug circuit, Defective 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
- P0673 2017 Chevrolet Silverado indicates Cylinder 3 Glow Plug Circuit Fault.
- Common causes
- Common causes include Faulty glow plug in cylinder 3, Damaged or corroded wiring in the glow plug circuit, Defective 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 P0673 2017 Chevrolet Silverado Description
The diagnostic trouble code P0673 for a 2017 Chevrolet Silverado indicates a fault in the glow plug circuit of cylinder 3. 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 plugs heat up to ensure proper ignition of the fuel. If the glow plug circuit in cylinder 3 is malfunctioning, it can lead to difficulties starting the engine, reduced performance, increased emissions, and potential long-term damage to the engine.
Common Causes of P0673 2017 Chevrolet Silverado
- Faulty glow plug in cylinder 3
- Damaged or corroded wiring in the glow plug circuit
- Defective glow plug relay
- ECM malfunction or software issue
Symptoms of P0673 2017 Chevrolet Silverado
- Difficulty starting the engine, especially in cold weather
- Rough idling or misfiring
- Reduced engine performance and power
- Increased exhaust emissions
- Illumination of the check engine light
How to Fix P0673 2017 Chevrolet Silverado
- Perform a diagnostic scan to retrieve the specific error code (P0673) and any related codes
- Test the glow plug in cylinder 3 to determine if it is functioning properly
- Inspect the wiring in the glow plug circuit for any damage or corrosion
- Check the glow plug relay for proper operation
- Clear the error codes, make necessary repairs or replacements, and reset the ECM
Cost to Fix P0673 2017 Chevrolet Silverado
The typical repair costs for addressing a cylinder 3 glow plug circuit fault in a 2017 Chevrolet Silverado can range from $150 to $400, depending on the specific cause of the issue and the cost of parts and labor. It's important to note that diagnosis time and labor rates at auto repair shops can vary, so it's advisable to check with local shops for a more accurate estimate. Keep in mind that rates may be higher at dealerships or in metropolitan areas, while independent shops may offer more competitive pricing.
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