C0397 2015 Chevrolet Silverado Code - Transfer Case Clutch
Quick Answer
In 4WD/AWD Automatic range, the Transfer Case Control Module monitors the front and rear wheel speed sensors for slip. Common causes include Faulty Transfer Case Motor (Transfer Case Two/Four Wheel Drive Actuator), Transfer Case Motor harness is open or shorted, Transfer Case Motor circuit poor electrical connection. 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
- C0397 2015 Chevrolet Silverado indicates Transfer Case Clutch.
- Common causes
- Common causes include Faulty Transfer Case Motor (Transfer Case Two/Four Wheel Drive Actuator), Transfer Case Motor harness is open or shorted, Transfer Case Motor circuit poor electrical connection.
- 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.
Code C0397 2015 Chevrolet Silverado Description
What are the Possible Causes of the DTC C0397 2015 Chevrolet Silverado?
- Faulty Transfer Case Motor (Transfer Case Two/Four Wheel Drive Actuator)
- Transfer Case Motor harness is open or shorted
- Transfer Case Motor circuit poor electrical connection
- Faulty Transfer Case Control Module
How to Fix the DTC C0397 2015 Chevrolet Silverado?
Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.
Code Tech Notes
C0397:58 Transfer Case Clutch Performance
C0397:4B (if equipped) Transfer Case Clutch Calibration Not Learned
C0397:F3 Transfer Case Clutch Worn Out Clutch
C0397:F4 Transfer Case Range Position Sensor Over Travel
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the C0397 2015 Chevrolet Silverado code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.
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Frequently Asked Questions about C0397 2015 Chevrolet Silverado Code
1. What does the OBDII code C0397 mean on a 2015 Chevrolet Silverado?
C0397 indicates an issue with the transfer case clutch system, typically involving a malfunction in the clutch control circuit or the transfer case actuator.
2. What are the common symptoms of code C0397 on a 2015 Chevy Silverado?
Symptoms may include the "Service 4WD" message on the dashboard, 4WD system failing to engage properly, or unusual noises from the transfer case.
3. What causes the C0397 code to trigger on a 2015 Chevrolet Silverado?
Common causes include a faulty transfer case control module, damaged wiring or connectors in the clutch control circuit, or a malfunctioning transfer case actuator motor.
4. Can I drive my 2015 Chevrolet Silverado with a C0397 code?
While the vehicle may be drivable, the 4WD system may not function correctly, and continued driving could lead to further damage. It’s best to address the issue promptly.
5. How do I diagnose the C0397 code on a 2015 Chevrolet Silverado?
Diagnosing involves scanning the vehicle with an OBDII tool, inspecting wiring and connectors for damage, and testing the transfer case actuator and its related components.
6. How do I fix the C0397 code on a 2015 Chevrolet Silverado?
Repairs may include replacing the transfer case actuator, repairing damaged wiring, or reprogramming or replacing the transfer case control module.
7. How much does it cost to fix the C0397 code on a 2015 Chevrolet Silverado?
The cost depends on the specific repair needed, but replacing a transfer case actuator can range from $300 to $800, including parts and labor.
8. Can a software issue cause the C0397 code on a 2015 Chevy Silverado?
Yes, outdated or corrupted software in the transfer case control module can sometimes cause the C0397 code. A software update or reprogramming may resolve the issue.
9. Is the transfer case actuator the same as the transfer case motor?
Yes, the transfer case actuator is often referred to as the transfer case motor, and it is responsible for shifting the transfer case into different modes.
10. Will clearing the C0397 code fix the problem?
Clearing the code may temporarily remove the warning, but it will likely return unless the underlying issue is addressed.
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