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B051C 2016 Chevrolet Silverado Code - Left Side Assist Step Position Sensor Circuit

Quick Answer

The B051C code on a 2016 Chevrolet Silverado relates to the Left Side Assist Step Position Sensor Circuit. Common causes include Faulty left side assist step position sensor, Wiring issues or damaged wiring harness, Corrosion or poor connections in the sensor circuit. Severity is Low - monitor the vehicle and repair when practical. The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.

What it means
B051C 2016 Chevrolet Silverado indicates Left Side Assist Step Position Sensor Circuit.
Common causes
Common causes include Faulty left side assist step position sensor, Wiring issues or damaged wiring harness, Corrosion or poor connections in the sensor circuit.
Severity
Low - monitor the vehicle and repair when practical.
Can I drive?
The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.
What is this?
Table of contents Created and updated by William Orellana on Sep 17, 2024
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Code B051C 2016 Chevrolet Silverado Description

The B051C code on a 2016 Chevrolet Silverado relates to the Left Side Assist Step Position Sensor Circuit. This code indicates that there is a malfunction in the sensor circuit responsible for monitoring the position of the left side assist step on the vehicle. The left side assist step is a feature that automatically extends or retracts when the door is opened or closed to assist passengers in entering and exiting the vehicle.

OBDII Code B051C 2016 Chevrolet Silverado - Left Side Assist Step Position Sensor Circuit
B051C 2016 Chevrolet Silverado Code - Left Side Assist Step Position Sensor Circuit

Common Causes of B051C 2016 Chevrolet Silverado

  1. Faulty left side assist step position sensor.
  2. Wiring issues or damaged wiring harness.
  3. Corrosion or poor connections in the sensor circuit.
  4. Electronic control module (ECM) malfunction.
  5. Physical damage to the left side assist step mechanism.

Symptoms of B051C 2016 Chevrolet Silverado

  1. Left side assist step fails to deploy or retract.
  2. Warning light on the dashboard related to the assist step system.
  3. Unusual noises coming from the assist step mechanism.
  4. Inconsistent operation of the left side assist step.

How to Fix B051C 2016 Chevrolet Silverado

  1. Begin by conducting a visual inspection of the left side assist step and its components to check for any visible damage or loose connections.
  2. Use a diagnostic scanner to retrieve the specific fault codes, including the B051C code, to pinpoint the exact issue with the sensor circuit.
  3. Test the left side assist step position sensor and wiring using a multimeter to determine if they are functioning correctly.
  4. Replace any faulty components, such as the sensor, wiring harness, or electronic control module, as needed.
  5. Clear the diagnostic trouble codes from the vehicle's computer system and test the left side assist step to ensure proper operation.

Cost to Fix B051C 2016 Chevrolet Silverado

The cost of repairing the Left Side Assist Step Position Sensor Circuit on a 2016 Chevrolet Silverado can vary depending on the specific components that need to be replaced and the labor rates of the auto repair shop. In general, the parts required for this repair, such as a new sensor or wiring harness, may range from $100 to $300. Labor costs can add an additional $100 to $200, bringing the total repair cost to approximately $200 to $500.

What does this mean?

Tech Notes for B051C 2016 Chevrolet Silverado

B051C:01 Left Side Assist Step Position Sensor Circuit Short to Battery

B051C:02 Left Side Assist Step Position Sensor Circuit Short to Ground

B051C:22 Left Side Assist Step Position Sensor Circuit Low Time < Minimum

B051C:29 Left Side Assist Step Position Sensor Circuit Too Few Pulses

B051C:2A Left Side Assist Step Position Sensor Circuit Too Many Pulses

B051C:62 Left Side Assist Step Position Sensor Circuit Actuator Stuck Open

B051C:63 Left Side Assist Step Position Sensor Circuit Actuator Stuck Closed

Need more information about the B051C 2016 Chevrolet Silverado code?

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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 B051C 2016 Chevrolet Silverado Code

1. What are the common symptoms of OBDII code B051C on a 2016 Chevrolet Silverado?

- Common symptoms include the left side assist step not deploying or retracting properly, warning lights on the dashboard, and potential issues with the vehicle's electrical system.

2. What does the OBDII code B051C indicate in a 2016 Chevrolet Silverado?

- The code B051C indicates a malfunction in the Left Side Assist Step Position Sensor Circuit of the vehicle.

3. What are the possible causes of OBDII code B051C in a 2016 Chevrolet Silverado?

- Possible causes include a faulty left side assist step position sensor, damaged wiring or connectors in the circuit, or issues with the assist step motor.

4. How can I diagnose the issue related to OBDII code B051C on my 2016 Chevrolet Silverado?

- Diagnosis typically involves checking the wiring and connectors related to the left side assist step position sensor, testing the sensor's functionality, and inspecting the assist step motor for any faults.

5. Can I continue driving my 2016 Chevrolet Silverado with OBDII code B051C present?

- It is not recommended to continue driving the vehicle with this code present, as it may lead to further issues with the left side assist step and potentially affect the vehicle's overall performance.

6. How can I repair OBDII code B051C on my 2016 Chevrolet Silverado?

- Repairing the code B051C may involve replacing the left side assist step position sensor, repairing any damaged wiring or connectors, or addressing any issues with the assist step motor.

7. Is it possible to reset OBDII code B051C on a 2016 Chevrolet Silverado without fixing the underlying issue?

- While you can clear the code temporarily, it is important to address the root cause of the issue to prevent the code from reoccurring.

8. Are there any specific tools required to diagnose and repair OBDII code B051C on a 2016 Chevrolet Silverado?

- Diagnostic tools such as a scan tool to read the code and test the sensor, as well as basic hand tools for inspecting wiring and connectors, may be necessary for diagnosing and repairing the issue.

9. How much does it cost to fix OBDII code B051C on a 2016 Chevrolet Silverado?

- The cost of fixing OBDII code B051C can vary depending on the specific cause of the issue, parts needed for repair, and labor costs. It is recommended to consult a professional mechanic for an accurate estimate.

10. Can I prevent OBDII code B051C from appearing on my 2016 Chevrolet Silverado?

- Regular maintenance and inspections of the left side assist step system, including checking wiring and sensor functionality, can help prevent the occurrence of code B051C on your Chevrolet Silverado.

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