Engine-CodesChevrolet – B2955 2016 Chevrolet Silverado

B2955 2016 Chevrolet Silverado Code - Security Sensor Data Circuit Malfunction

Quick Answer

The B2955 diagnostic trouble code (DTC) for a 2016 Chevrolet Silverado indicates a malfunction in the security sensor data circuit. Common causes include Damaged wiring or connectors in the security sensor data circuit, Faulty security module, Malfunctioning sensors. 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
B2955 2016 Chevrolet Silverado indicates Security Sensor Data Circuit Malfunction.
Common causes
Common causes include Damaged wiring or connectors in the security sensor data circuit, Faulty security module, Malfunctioning sensors.
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.
Table of contents Created and updated by William Orellana on Sep 16, 2024
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Code B2955 2016 Chevrolet Silverado Description

The B2955 diagnostic trouble code (DTC) for a 2016 Chevrolet Silverado indicates a malfunction in the security sensor data circuit. This code is related to the vehicle's security system, which is designed to prevent unauthorized access and theft. The security sensor data circuit is responsible for transmitting information from various sensors to the vehicle's security module, allowing it to monitor the status of the vehicle and detect any suspicious activity.

OBDII Code B2955 2016 Chevrolet Silverado - Security Sensor Data Circuit Malfunction
B2955 2016 Chevrolet Silverado Code - Security Sensor Data Circuit Malfunction

Common Causes of B2955 2016 Chevrolet Silverado

  1. Damaged wiring or connectors in the security sensor data circuit
  2. Faulty security module
  3. Malfunctioning sensors
  4. Corrosion in the security sensor data circuit
  5. Electrical issues in the security system

Symptoms of B2955 2016 Chevrolet Silverado

  1. Vehicle not starting
  2. Alarm system not working properly
  3. False alarms being triggered
  4. Security lockout mode activated

How to Fix B2955 2016 Chevrolet Silverado

  1. Perform a thorough inspection of the security sensor data circuit, including wiring and connectors, to identify any damage or corrosion.
  2. Test the security module and sensors to determine if they are functioning correctly.
  3. Repair or replace any damaged wiring or connectors in the security sensor data circuit.
  4. Replace the security module if it is found to be faulty.
  5. Clear the DTC and reset the security system to ensure proper operation.

Cost to Fix B2955 2016 Chevrolet Silverado

The typical repair costs for a security sensor data circuit malfunction can range from $200 to $500, including parts and labor. However, the specific diagnosis time and labor rates at auto repair shops can vary based on factors such as location, vehicle make and model, and engine type. It's advisable to check local rates for a more precise estimate. Keep in mind that rates in metropolitan areas or at dealerships may be higher, while independent shops often charge less.

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about B2955 2016 Chevrolet Silverado Code

1. What does the OBDII code B2955 mean for a 2016 Chevrolet Silverado?

The B2955 code indicates a malfunction in the security sensor data circuit, which is part of the vehicle’s anti-theft system.

2. What are the common symptoms of the B2955 code in a 2016 Silverado?

Symptoms may include the vehicle failing to start, the security light staying on or flashing, and issues with the anti-theft system.

3. What causes the B2955 code to appear?

Common causes include a faulty ignition key or transponder, a damaged security sensor, corroded wiring, or a malfunctioning body control module (BCM).

4. Can I drive my 2016 Silverado with the B2955 code?

It may be difficult or impossible to drive, as this code often prevents the engine from starting due to the anti-theft system being activated.

5. How do I diagnose the B2955 code?

Diagnosis involves checking the key fob and ignition cylinder, inspecting wiring and connectors in the security system, and using a scan tool to monitor the BCM for additional fault codes.

6. What repairs fix the B2955 code?

Repairs may include reprogramming or replacing the key or transponder, repairing or replacing damaged wiring, or replacing the security sensor or BCM.

7. How much does it cost to fix the B2955 code?

Costs vary but can range from $100 to $500, depending on whether a key needs to be reprogrammed or components like the BCM need replacement.

8. Can a dead battery trigger the B2955 code?

Yes, a dead or low battery can disrupt the security system, potentially triggering the B2955 code.

9. Does the B2955 code require professional repair?

While some issues like key reprogramming may require a professional, basic checks like inspecting wiring can be done by experienced DIYers.

10. How can I prevent the B2955 code from recurring?

Ensure the key and ignition components are in good condition, regularly inspect wiring for damage or corrosion, and keep the battery fully charged.

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