B3920 2014 Chevrolet Silverado Code - Seat Motors Group 1 Common Circuit
Quick Answer
The B3920 diagnostic trouble code (DTC) for the 2014 Chevrolet Silverado relates to the Seat Motors Group 1 Common Circuit. Common causes include Faulty seat motor, Wiring issues in the seat motor circuit, Loose or corroded electrical connections. 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
- B3920 2014 Chevrolet Silverado indicates Seat Motors Group 1 Common Circuit.
- Common causes
- Common causes include Faulty seat motor, Wiring issues in the seat motor circuit, Loose or corroded electrical connections.
- 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 B3920 2014 Chevrolet Silverado Description
The B3920 diagnostic trouble code (DTC) for the 2014 Chevrolet Silverado relates to the Seat Motors Group 1 Common Circuit. This code indicates a problem with the electrical circuit that controls the seat motors in the vehicle. The seat motors are responsible for adjusting the position of the seats, including moving them forward, backward, up, and down. When this circuit malfunctions, it can lead to issues with the seat's movement, potentially causing discomfort for the driver or passengers.
Common Causes of B3920 2014 Chevrolet Silverado
- Faulty seat motor.
- Wiring issues in the seat motor circuit.
- Loose or corroded electrical connections.
- Blown fuse related to the seat motors.
- Defective seat motor control module.
Symptoms of B3920 2014 Chevrolet Silverado
- Inability to adjust the seat position.
- Seat moves in only one direction.
- Seat movement is erratic or jerky.
- Unusual noises coming from the seat when adjusting.
- Seat not responding to control inputs.
How to Fix B3920 2014 Chevrolet Silverado
- Begin by conducting a visual inspection of the seat motor circuit wiring and connections to check for any visible damage or corrosion.
- Test the seat motors and control module using a multimeter to determine if they are functioning properly.
- Replace any faulty seat motors, wiring, or components identified during testing.
- Clear the DTC from the vehicle's computer using a diagnostic scan tool.
- Test the seat motors to ensure they are now functioning correctly after the repair.
Cost to Fix B3920 2014 Chevrolet Silverado
The typical repair costs for addressing the B3920 DTC on a 2014 Chevrolet Silverado can vary depending on the specific cause of the issue. On average, the cost of parts for this repair can range from $100 to $300, while labor costs can range from $150 to $300. It's important to note that these are rough estimates, and actual costs may vary based on factors such as location, vehicle make and model, and the extent of the repair needed. Additionally, diagnostic time and labor rates at auto repair shops can vary, so it's advisable to check with local shops for a more accurate cost estimate.
Tech Notes for B3920 2014 Chevrolet Silverado
B3920 02 Group 1 Seat Motors Circuit Shorted to Ground
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Frequently Asked Questions about B3920 2014 Chevrolet Silverado Code
Q: What does OBDII code B3920 mean for a 2014 Chevrolet Silverado?
A: Code B3920 indicates an issue with the Seat Motors Group 1 Common Circuit, which controls the motor functions for the driver or passenger seat.
Q: What are the common symptoms of code B3920 in a 2014 Chevrolet Silverado?
A: Symptoms may include non-functioning seat adjustments, unusual seat motor noises, or intermittent operation of seat controls.
Q: What causes code B3920 in the 2014 Chevrolet Silverado?
A: Common causes include faulty wiring or connectors in the seat motor circuit, a defective seat motor, or issues with the seat control module.
Q: How can I diagnose code B3920 in a 2014 Chevrolet Silverado?
A: Use a diagnostic scanner to confirm the code, then inspect the wiring, connectors, and seat motor for damage or loose connections.
Q: Can code B3920 affect other vehicle systems?
A: This code is specific to seat motor functions, but a short or open circuit could potentially cause electrical issues in related systems.
Q: How do you fix code B3920 in a 2014 Chevrolet Silverado?
A: Repairs may involve replacing damaged wiring, connectors, or the seat motor, and possibly reprogramming the seat control module.
Q: Is it safe to drive with code B3920 in a 2014 Chevrolet Silverado?
A: Yes, the code typically doesn’t affect drivability, but seat adjustment functionality may be compromised.
Q: How much does it cost to repair code B3920 in a 2014 Chevrolet Silverado?
A: Repair costs vary but may range from $100 to $500 depending on whether wiring, connectors, or the seat motor needs replacement.
Q: Can clearing the code B3920 fix the issue in a 2014 Chevrolet Silverado?
A: Clearing the code may temporarily remove the error, but the underlying issue must be repaired to prevent the code from returning.
Q: Does code B3920 require professional repair for a 2014 Chevrolet Silverado?
A: While some issues like inspecting wiring can be done at home, complex repairs such as replacing the seat motor or control module may require professional help.
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