P279C 2014 Chevrolet Silverado Code - Four Wheel Drive Neutral Range Performance
Quick Answer
The P279C diagnostic trouble code for a 2014 Chevrolet Silverado relates to the Four Wheel Drive (4WD) Neutral Range Performance. Common causes include Faulty 4WD control module, Wiring or connector issues in the 4WD system, Malfunctioning transfer case. 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
- P279C 2014 Chevrolet Silverado indicates Four Wheel Drive Neutral Range Performance.
- Common causes
- Common causes include Faulty 4WD control module, Wiring or connector issues in the 4WD system, Malfunctioning transfer case.
- 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 P279C 2014 Chevrolet Silverado Description
The P279C diagnostic trouble code for a 2014 Chevrolet Silverado relates to the Four Wheel Drive (4WD) Neutral Range Performance. This code indicates that there is an issue with the vehicle's 4WD system, specifically in the neutral range performance. The neutral range is a setting in the 4WD system that allows the vehicle to be towed without causing damage to the drivetrain. When this code is triggered, it means that the vehicle's onboard computer has detected a problem with the 4WD system's ability to engage or disengage the neutral range properly.
Common Causes of P279C 2014 Chevrolet Silverado
- Faulty 4WD control module
- Wiring or connector issues in the 4WD system
- Malfunctioning transfer case
- Problems with the 4WD actuator
- Low fluid levels in the 4WD system
Symptoms of P279C 2014 Chevrolet Silverado
- Difficulty engaging or disengaging 4WD mode
- Dashboard warning light for 4WD system illuminated
- Unusual noises coming from the 4WD system
- Vehicle feeling stuck in neutral range
- Decreased traction or stability while driving in challenging road conditions
How to Fix P279C 2014 Chevrolet Silverado
- Perform a diagnostic scan to retrieve the specific trouble codes and identify the root cause of the issue.
- Inspect the 4WD control module, wiring, and connectors for any signs of damage or corrosion.
- Test the transfer case and 4WD actuator to ensure they are functioning correctly.
- Replace any faulty components identified during the diagnostic process, such as the control module, wiring harness, or actuator.
- Clear the trouble codes from the vehicle's computer and test the 4WD system to confirm that the issue has been resolved.
Cost to Fix P279C 2014 Chevrolet Silverado
The typical repair costs for resolving a P279C code on a 2014 Chevrolet Silverado can range from $200 to $800, depending on the exact cause of the issue and the cost of replacement parts. This estimate includes both parts and labor. However, it's essential to note that repair costs can vary significantly based on factors such as location, vehicle make and model, and the specific repair shop chosen. Diagnostic time and labor rates at auto repair shops can typically range between $80 and $150 per hour, with rates potentially higher in metropolitan areas or at dealerships and lower at independent shops. To obtain a more accurate estimate, it's recommended to contact local repair shops for quotes tailored to your specific situation.
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Frequently Asked Questions about P279C 2014 Chevrolet Silverado Code
1. What does the OBDII code P279C mean on a 2014 Chevrolet Silverado?
P279C indicates a "Four Wheel Drive Neutral Range Performance" issue, typically related to the transfer case system not functioning as expected.
2. What are the common symptoms of code P279C in a 2014 Chevrolet Silverado?
Symptoms may include the Four-Wheel Drive (4WD) system not engaging or disengaging properly, the 4WD warning light illuminating, or unusual noises from the transfer case.
3. What causes the P279C code to appear on a 2014 Chevrolet Silverado?
Common causes include a faulty transfer case shift motor, damaged wiring or connectors, a malfunctioning transfer case control module, or mechanical issues within the transfer case.
4. How can I diagnose the P279C code on my Silverado?
Start by scanning for other related codes, inspecting the wiring and connectors near the transfer case, testing the transfer case shift motor, and checking for mechanical binding in the transfer case.
5. Can driving with the P279C code damage my 2014 Silverado?
Yes, prolonged driving with this issue can cause damage to the transfer case or drivetrain components, as the 4WD system may not operate correctly.
6. How do I fix the P279C code on a 2014 Chevrolet Silverado?
Repairs may involve replacing the transfer case shift motor, repairing or replacing damaged wiring, updating or reprogramming the transfer case control module, or addressing internal transfer case issues.
7. Is the transfer case shift motor the most common issue for code P279C?
Yes, the transfer case shift motor is a common failure point for this code, but other components in the 4WD system should also be inspected.
8. Can a software update resolve the P279C code on my Silverado?
In some cases, a software update for the transfer case control module might resolve the issue, especially if the problem is related to incorrect programming.
9. How much does it cost to repair the P279C code on a 2014 Chevrolet Silverado?
Repair costs vary, but replacing the transfer case shift motor typically ranges from $300 to $600, while wiring repairs or control module updates may cost less.
10. Can I clear the P279C code without fixing the problem?
Clearing the code without addressing the underlying issue will likely cause the code to return, as the fault will persist until repaired.
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