AutoCodes – GMC – B052D 2015 GMC Sierra

B052D 2015 GMC Sierra Code - Right Assist Step Switch Circuit

Quick Answer

The Assist Step Control (ASC) Module monitors the left and right signal circuit to the left and right assist step kick switch. Common causes include Faulty Right Assist Step Kick Switch, Right Assist Step Kick Switch harness is open or shorted, Right Assist Step Kick Switch circuit poor electrical connection. 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: B052D 2015 GMC Sierra indicates Right Assist Step Switch Circuit.
Common causes: Common causes include Faulty Right Assist Step Kick Switch, Right Assist Step Kick Switch harness is open or shorted, Right Assist Step Kick Switch circuit poor electrical connection.
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.

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Code Popularity 219

How popular is this code, among other codes? Low

Repair Importance Level

Low (Monitor) (1 / 3)

Repair Difficulty Level

Intermediate (2 / 3)

What is this?

Table of contents Created and updated by William Orellana on Nov 18, 2024

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B052D 2015 GMC Sierra Description

The Assist Step Control (ASC) Module monitors the left and right signal circuit to the left and right assist step kick switch. When the left or right kick switch is pressed, a ground path is provided to the signal circuit. The Diagnostic Trouble Code (DTC) will be set when the signal circuit is shorted to ground for longer than 40 s or the switch was pressed for longer than 40 s.

OBDII Code B052D 2015 GMC Sierra - Right Assist Step Switch Circuit - AutoCodes.com — B052D 2015 GMC Sierra Code - Right Assist Step Switch Circuit

What does this mean?

What are the Possible Causes of the DTC B052D 2015 GMC Sierra?

Faulty Right Assist Step Kick Switch
Right Assist Step Kick Switch harness is open or shorted
Right Assist Step Kick Switch circuit poor electrical connection
Faulty Assist Step Control (ASC) Module

How to Fix the DTC B052D 2015 GMC Sierra?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B052D 2015 GMC Sierra code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the B052D 2015 GMC Sierra 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 B052D 2015 GMC Sierra Code

1. What does the OBDII code B052D mean on a 2015 GMC Sierra?

The code B052D indicates an issue with the Right Assist Step Switch Circuit, which controls the deployment and retraction of the right-side assist step.

2. What are the common symptoms of the B052D code?

Symptoms may include the right assist step not deploying or retracting properly, a warning message on the dashboard, or no response when the switch is activated.

3. What causes the B052D code to trigger?

Common causes include a faulty assist step switch, damaged wiring or connectors in the circuit, or a malfunctioning assist step motor.

4. How can I diagnose the B052D code?

Start by inspecting the right assist step switch for damage, check the wiring and connectors for corrosion or breaks, and test the motor for proper operation.

5. Can I still drive with the B052D code active?

Yes, you can drive with this code active, but the right assist step may not function properly, which could be inconvenient or pose a safety risk when entering or exiting the vehicle.

6. How do I fix the B052D code on my GMC Sierra?

Repairs may include replacing the right assist step switch, repairing or replacing damaged wiring or connectors, or replacing a faulty assist step motor.

7. How much does it cost to fix the B052D code?

The repair cost depends on the issue, but replacing the assist step switch typically costs $50-$150 for parts, plus labor if done professionally.

8. Can a B052D code be caused by a blown fuse?

Yes, a blown fuse in the assist step circuit can cause the code to appear, so checking the fuses is a good starting point.

9. Will clearing the B052D code solve the problem?

Clearing the code may turn off the warning temporarily, but it will likely return if the underlying issue is not fixed.

10. Do I need special tools to fix the B052D code?

Basic tools like a multimeter for testing electrical connections and a scan tool to clear the code may be needed, along with any necessary replacement parts.