B3920 2016 Chevrolet Silverado Code - Seat Motors Group 1 Common Circuit
Quick Answer
The B3920 diagnostic trouble code (DTC) for the 2016 Chevrolet Silverado relates to the Seat Motors Group 1 Common Circuit. Common causes include Faulty wiring or connectors, Damaged wiring harness, Malfunctioning seat motor. 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 2016 Chevrolet Silverado indicates Seat Motors Group 1 Common Circuit.
- Common causes
- Common causes include Faulty wiring or connectors, Damaged wiring harness, Malfunctioning seat motor.
- 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.
Fix Your Car Smarter
Try the New AutoCodes App!
Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.
Code B3920 2016 Chevrolet Silverado Description
The B3920 diagnostic trouble code (DTC) for the 2016 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 adjustment functionality.
Common Causes of B3920 2016 Chevrolet Silverado
- Faulty wiring or connectors.
- Damaged wiring harness.
- Malfunctioning seat motor.
- Defective control module.
- Corrosion or moisture in the electrical connections.
Symptoms of B3920 2016 Chevrolet Silverado
- Inability to adjust the seat position.
- Seat motors moving erratically.
- Seat stuck in one position.
- Warning light on the dashboard related to seat adjustment.
How to Fix B3920 2016 Chevrolet Silverado
- Begin by inspecting the wiring harness, connectors, and components associated with the seat motors for any visible damage or corrosion.
- Use a multimeter to test the continuity of the wiring and connectors to identify any open or short circuits.
- Check the seat motors for proper functionality by applying power directly to them to see if they respond.
- If the seat motors are found to be faulty, replace them with new ones.
- Clear the DTC from the vehicle's computer using a diagnostic scanner after completing the repairs.
Cost to Fix B3920 2016 Chevrolet Silverado
The typical repair costs for addressing the B3920 code on a 2016 Chevrolet Silverado can vary depending on the specific cause of the issue. In general, the cost of parts such as seat motors or control modules can range from $100 to $500. Labor costs at auto repair shops typically range from $80 to $150 per hour. The total cost of repairs could therefore range from $200 to $1000 or more, depending on the extent of the issue and the rates charged by the repair facility. It is advisable to contact local auto repair shops for a more accurate estimate based on the specific circumstances of the vehicle.
Tech Notes for B3920 2016 Chevrolet Silverado
B3920 02 Group 1 Seat Motors Circuit Shorted to Ground
Need more information about the B3920 2016 Chevrolet Silverado code?
Need more information on how to fix the B3920 2016 Chevrolet Silverado code? Get Access to Factory Service Manuals
Need Help with the Code?
Get the B3920 2016 Chevrolet Silverado code diagnosed by a professional: Find a repair shop in your area
Frequently Asked Questions about B3920 2016 Chevrolet Silverado Code
1. What does OBDII code B3920 mean on a 2016 Chevrolet Silverado?
Code B3920 indicates an issue with the Seat Motors Group 1 Common Circuit, which controls specific seat adjustment motors.
2. What are common symptoms of code B3920 on a 2016 Silverado?
Symptoms include malfunctioning seat adjustments, limited or no movement in seat motors, and potential electrical issues like blown fuses.
3. What causes code B3920 in a 2016 Chevrolet Silverado?
Common causes include damaged seat motor wiring, faulty seat adjustment motors, bad connectors, or issues with the seat control module.
4. How can I diagnose code B3920 on my Silverado?
Use a scan tool to confirm the code, inspect the seat motor wiring and connectors for damage, and test the seat control module functionality.
5. Can a blown fuse cause code B3920 on a Chevrolet Silverado?
Yes, a blown fuse in the seat circuit can trigger this code by disrupting power to the seat motors.
6. How do I fix code B3920 on my 2016 Silverado?
Repairs may include replacing damaged wiring, repairing or replacing faulty seat motors, and ensuring the seat control module is functioning properly.
7. Is code B3920 a serious issue for my Silverado?
While it won't affect vehicle drivability, it can limit seat adjustment functionality, which may be inconvenient or unsafe.
8. Can I clear code B3920 without repairs?
Clearing the code without addressing the underlying issue may temporarily remove it but won’t resolve the problem or restore seat functionality.
9. What tools are needed to fix code B3920 on a Silverado?
You’ll need a diagnostic scan tool, multimeter for electrical testing, and basic hand tools to inspect and repair seat motor components.
10. Should I take my Silverado to a professional for code B3920?
If you’re unfamiliar with electrical diagnostics or seat motor repairs, it’s best to consult a certified mechanic to ensure proper troubleshooting and repair.
Discuss the causes and fixes for B3920 2016 Chevrolet Silverado OBDII Code
Code B3920 2016 Chevrolet Silverado comments
No comments found for this page.
Fix Your Car Smarter
Try the New AutoCodes App!
Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.