B3155 2017 Chevrolet Silverado Code - Passenger Door Lock Switch Circuit
Quick Answer
The B3155 diagnostic trouble code (DTC) for a 2017 Chevrolet Silverado relates to the passenger door lock switch circuit. Common causes include Faulty passenger door lock switch, Wiring issues or short circuits in the circuit, Corrosion or damage to electrical connectors related to the door lock switch. 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
- B3155 2017 Chevrolet Silverado indicates Passenger Door Lock Switch Circuit.
- Common causes
- Common causes include Faulty passenger door lock switch, Wiring issues or short circuits in the circuit, Corrosion or damage to electrical connectors related to the door lock switch.
- 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 B3155 2017 Chevrolet Silverado Description
The B3155 diagnostic trouble code (DTC) for a 2017 Chevrolet Silverado relates to the passenger door lock switch circuit. This code indicates that there is a malfunction in the circuit that controls the passenger door lock switch. The door lock switch is a crucial component that allows the driver or passengers to lock and unlock the doors of the vehicle. When this circuit is not functioning properly, it can lead to issues with the door lock system, affecting the security and convenience of the vehicle.
Common Causes of B3155 2017 Chevrolet Silverado
- Faulty passenger door lock switch.
- Wiring issues or short circuits in the circuit.
- Corrosion or damage to electrical connectors related to the door lock switch.
- Issues with the body control module (BCM) that controls the door lock system.
- Water damage or exposure to moisture affecting the circuit components.
Symptoms of B3155 2017 Chevrolet Silverado
- Inability to lock or unlock the passenger door using the switch.
- Unusual clicking or buzzing noises when attempting to use the door lock switch.
- Inconsistent behavior of the door lock system, such as doors locking and unlocking on their own.
- Warning light on the dashboard indicating a door lock system malfunction.
How to Fix B3155 2017 Chevrolet Silverado
- Begin by diagnosing the specific cause of the issue using a diagnostic scanner to retrieve the DTC and pinpoint the problem area.
- Inspect the passenger door lock switch for any visible damage or signs of malfunction. Replace the switch if necessary.
- Check the wiring and connectors in the circuit for any damage, corrosion, or loose connections. Repair or replace as needed.
- Test the functionality of the door lock system after making repairs to ensure that the issue has been resolved.
- Clear the DTC from the vehicle's memory using the diagnostic scanner to reset the system and verify that the repair was successful.
Cost to Fix B3155 2017 Chevrolet Silverado
The typical repair costs for addressing a B3155 code related to the passenger door lock switch circuit in a 2017 Chevrolet Silverado can vary depending on the specific cause of the issue. On average, the cost of parts for this repair can range from $50 to $200, while labor costs can range from $100 to $300. It's important to note that these are rough estimates, and actual costs may vary based on factors such as location, the shop's labor rates, and the extent of the repairs needed. It's recommended to consult with a professional mechanic or auto repair shop for a more accurate cost estimate based on your vehicle's specific needs.
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Frequently Asked Questions about B3155 2017 Chevrolet Silverado Code
1. What does OBDII code B3155 mean on a 2017 Chevrolet Silverado?
B3155 indicates a problem with the passenger door lock switch circuit, often caused by an electrical or communication issue in the door lock system.
2. What are the symptoms of code B3155 in a 2017 Chevy Silverado?
Common symptoms include the passenger door lock not responding to commands, intermittent operation, or no functionality at all.
3. What causes the B3155 code to trigger?
Possible causes include a faulty passenger door lock switch, damaged wiring or connectors, a malfunctioning door lock actuator, or a software-related issue in the Body Control Module (BCM).
4. Can a blown fuse cause the B3155 code?
Yes, a blown fuse in the door lock circuit can interrupt power and trigger the B3155 code.
5. How do you diagnose the B3155 code on a Chevy Silverado?
Diagnosis involves inspecting the switch, wiring, and connectors for damage, testing the door lock actuator, and using a scan tool to check for BCM-related issues.
6. Can I still drive my Silverado with the B3155 code?
Yes, you can still drive the truck, but the passenger door lock may not function properly, potentially causing security concerns.
7. How do you fix the B3155 code on a 2017 Chevrolet Silverado?
Repairs may include replacing the passenger door lock switch, repairing damaged wiring or connectors, or updating/reprogramming the BCM if necessary.
8. Is the B3155 code covered under warranty?
This depends on your vehicle’s warranty terms. If the truck is still under a bumper-to-bumper or electrical system warranty, the repair might be covered.
9. Can a faulty Body Control Module cause the B3155 code?
Yes, a malfunctioning BCM can lead to communication issues with the door lock switch circuit, triggering the B3155 code.
10. How much does it cost to repair the B3155 code on a 2017 Silverado?
Repair costs vary but typically range from $100 to $300, depending on whether the issue is with the switch, wiring, or BCM.
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