B051E 2018 GMC Sierra Code - Assist Step Disable Switch Circuit
Quick Answer
The Assist Step Control (ASC) Module monitors a signal circuit to the assist step disable switch. Common causes include Faulty Assist Step Disable Switch, Assist Step Disable Switch harness is open or shorted, Assist Step Disable 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
- B051E 2018 GMC Sierra indicates Assist Step Disable Switch Circuit.
- Common causes
- Common causes include Faulty Assist Step Disable Switch, Assist Step Disable Switch harness is open or shorted, Assist Step Disable 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.
Code B051E 2018 GMC Sierra Description
What are the Possible Causes of the DTC B051E 2018 GMC Sierra?
- Faulty Assist Step Disable Switch
- Assist Step Disable Switch harness is open or shorted
- Assist Step Disable Switch circuit poor electrical connection
- Faulty Assist Step Control (ASC) Module
How to Fix the DTC B051E 2018 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 B051E 2018 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.
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Frequently Asked Questions about B051E 2018 GMC Sierra Code
1. What are the common symptoms of OBDII code B051E in a 2018 GMC Sierra related to the Assist Step Disable Switch Circuit?
- Common symptoms include malfunctioning assist steps, disabled auto-retract feature, and warning lights on the dashboard.
2. What are some possible causes of OBDII code B051E in a 2018 GMC Sierra?
- Potential causes may include a faulty disable switch, damaged wiring harness, poor electrical connections, or a defective control module.
3. How can I diagnose the Assist Step Disable Switch Circuit issue triggering OBDII code B051E in my 2018 GMC Sierra?
- Start by checking the disable switch for proper functionality, inspecting the wiring for any damage, and testing the control module. A diagnostic scanner can also help pinpoint the exact problem.
4. Can I continue driving my 2018 GMC Sierra with OBDII code B051E related to the Assist Step Disable Switch Circuit?
- While the vehicle may still be operable, it is recommended to address the issue promptly to prevent further damage to the assist step system.
5. Is it possible to reset OBDII code B051E in my 2018 GMC Sierra without fixing the underlying issue?
- Resetting the code without fixing the root cause will only temporarily clear the warning light. The problem will likely resurface until the underlying issue is resolved.
6. Are there any DIY repair tips for fixing OBDII code B051E in a 2018 GMC Sierra?
- DIY enthusiasts can attempt to check and clean electrical connections, inspect and repair damaged wires, or replace the disable switch if it is found to be faulty.
7. How much does it typically cost to repair OBDII code B051E related to the Assist Step Disable Switch Circuit in a 2018 GMC Sierra?
- Repair costs can vary depending on the exact cause of the issue. It is recommended to consult a professional mechanic for an accurate diagnosis and cost estimate.
8. Can a regular car owner without advanced technical knowledge fix OBDII code B051E in a 2018 GMC Sierra?
- While some basic troubleshooting steps can be performed by a regular car owner, diagnosing and repairing complex electrical issues like this code may require the expertise of a professional mechanic.
9. Will fixing OBDII code B051E in my 2018 GMC Sierra improve fuel efficiency or vehicle performance?
- Resolving the issue related to the Assist Step Disable Switch Circuit will primarily ensure proper functioning of the assist steps and related systems, rather than directly impacting fuel efficiency or vehicle performance.
10. How long does it typically take to repair OBDII code B051E in a 2018 GMC Sierra at a certified dealership or repair shop?
- The repair time can vary based on the specific cause of the code and the availability of parts. In general, it may take a few hours to a day to diagnose and fix the issue at a professional facility.
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