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B051B 2017 Chevrolet Silverado Code - Right Side Assist Step Motor Control Circuit

Quick Answer

The B051B diagnostic trouble code (DTC) for a 2017 Chevrolet Silverado relates to the right side assist step motor control circuit. Common causes include Faulty assist step motor, Damaged wiring or connectors in the control circuit, Malfunctioning control module. 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
B051B 2017 Chevrolet Silverado indicates Right Side Assist Step Motor Control Circuit.
Common causes
Common causes include Faulty assist step motor, Damaged wiring or connectors in the control circuit, Malfunctioning control module.
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 B051B 2017 Chevrolet Silverado Description

The B051B diagnostic trouble code (DTC) for a 2017 Chevrolet Silverado relates to the right side assist step motor control circuit. This code indicates that there is a malfunction in the circuit responsible for controlling the motor that operates the right-side assist step on the vehicle. The assist step motor is a component that extends and retracts the step to help passengers enter and exit the vehicle more easily. When this circuit malfunctions, it can lead to issues with the proper operation of the assist step, potentially causing inconvenience and safety concerns for passengers.

OBDII Code B051B 2017 Chevrolet Silverado - Right Side Assist Step Motor Control Circuit
B051B 2017 Chevrolet Silverado Code - Right Side Assist Step Motor Control Circuit

Common Causes of B051B 2017 Chevrolet Silverado

  1. Faulty assist step motor
  2. Damaged wiring or connectors in the control circuit
  3. Malfunctioning control module
  4. Corrosion or moisture in the electrical connections
  5. Physical damage to the assist step mechanism

Symptoms of B051B 2017 Chevrolet Silverado

  1. Inoperable right-side assist step
  2. Unusual noises coming from the assist step motor
  3. Warning light on the dashboard indicating an issue with the assist step
  4. Difficulty extending or retracting the assist step
  5. Intermittent operation of the assist step

How to Fix B051B 2017 Chevrolet Silverado

  1. Begin by conducting a visual inspection of the assist step motor, wiring, and connectors to look for any obvious signs of damage or corrosion.
  2. Use a multimeter to test the electrical connections and components in the right side assist step motor control circuit to identify any faulty parts.
  3. If a specific component is identified as the cause of the issue, such as a faulty motor or control module, replace the defective part with a new one.
  4. Clear the DTC from the vehicle's onboard computer using a diagnostic scan tool to reset the system and ensure that the repair was successful.
  5. Test the operation of the right side assist step to verify that the issue has been resolved and that the motor control circuit is functioning properly.

Cost to Fix B051B 2017 Chevrolet Silverado

The cost of repairing a right side assist step motor control circuit issue on a 2017 Chevrolet Silverado can vary depending on the specific cause of the problem and the cost of parts and labor in your area. Generally, the parts for this repair could range from $100 to $300, while labor costs could be between $100 and $200. Overall, you could expect to pay anywhere from $200 to $500 for this repair, but it's advisable to check with local auto repair shops for more accurate pricing based on your location and vehicle specifics. Keep in mind that diagnostic time and labor rates can vary, so it's recommended to get multiple quotes before proceeding with the repair.

What does this mean?

Tech Notes for B051B 2017 Chevrolet Silverado

B051B:0B Right Side Assist Step Motor Control Circuit Current Above Threshold

B051B:01 Right Side Assist Step Motor Control Circuit Short to Battery

B051B:02 Right Side Assist Step Motor Control Circuit Short to Ground

B051B:04 Right Side Assist Step Motor Control Circuit Open Circuit

Need more information about the B051B 2017 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 B051B 2017 Chevrolet Silverado Code

1. What are common symptoms of OBDII code B051B in a 2017 Chevrolet Silverado?

Common symptoms include inoperative or malfunctioning right side assist step, warning lights on the dashboard, and potential loss of functionality.

2. What does the OBDII code B051B indicate in a 2017 Chevrolet Silverado?

The code B051B signifies a fault in the right side assist step motor control circuit of the vehicle.

3. What are possible causes of OBDII code B051B on a 2017 Chevrolet Silverado?

Potential causes include a faulty assist step motor, damaged wiring or connectors, a defective control module, or a communication issue within the system.

4. How can I diagnose the OBDII code B051B on my 2017 Chevrolet Silverado?

Diagnosis involves using an OBDII scanner to retrieve the code, inspecting the wiring and connectors related to the right side assist step, and testing the motor and control module for proper functionality.

5. Can I drive my 2017 Chevrolet Silverado with OBDII code B051B?

It is not recommended to drive the vehicle with the code B051B present, as it may indicate a safety-related issue with the right side assist step system.

6. How can I repair OBDII code B051B on my 2017 Chevrolet Silverado?

Repair options include replacing the faulty assist step motor, repairing damaged wiring or connectors, resetting the control module, or addressing any communication issues in the system.

7. Is it possible to clear OBDII code B051B in a 2017 Chevrolet Silverado without fixing the issue?

Clearing the code without addressing the underlying problem may temporarily remove the warning lights, but the issue will likely reoccur until the root cause is resolved.

8. Can a DIY enthusiast fix OBDII code B051B on a 2017 Chevrolet Silverado?

Depending on the individual's skill level and access to tools, some DIY enthusiasts may be able to diagnose and repair the code B051B, but professional assistance is recommended for complex issues.

9. How much does it cost to repair OBDII code B051B on a 2017 Chevrolet Silverado?

The cost of repair can vary depending on the specific cause of the code B051B, but it may involve parts replacement, labor costs, and diagnostic fees from a mechanic or dealership.

10. How can I prevent OBDII code B051B from recurring in my 2017 Chevrolet Silverado?

Regular maintenance checks, timely repairs of any assist step system issues, and proper handling of the vehicle can help prevent the reoccurrence of the B051B trouble code.

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