AutoCodes – GMC – B101E 2016 GMC Sierra

B101E 2016 GMC Sierra Code - Electronic Control Unit Software

Quick Answer

Some Electronic Control Units must be configured with specific software, serial numbers, vehicle options, or other information. Common causes include Reprogram Electronic Control Unit, Faulty Electronic Control Unit, Electronic Control Unit harness is open or shorted. 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: B101E 2016 GMC Sierra indicates Electronic Control Unit Software.
Common causes: Common causes include Reprogram Electronic Control Unit, Faulty Electronic Control Unit, Electronic Control Unit harness is open or shorted.
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.

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Code Popularity 219

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Apr 06, 2023

Description
Possible Causes
How To Fix
Tech Notes
Cost to Diagnose
FAQs
Comments
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Code B101E 2016 GMC Sierra Description

Some Electronic Control Units must be configured with specific software, serial numbers, vehicle options, or other information. If an Electronic Control Unit was not properly configured after installation that module may set Diagnostic Trouble Code (DTC) B101E. The symptom byte information is for engineering reference only. No external circuit diagnosis is involved.

OBDII Code B101E 2016 GMC Sierra - Electronic Control Unit Software - AutoCodes.com — B101E 2016 GMC Sierra Code - Electronic Control Unit Software

What does this mean?

What are the Possible Causes of the DTC B101E 2016 GMC Sierra?

Reprogram Electronic Control Unit
Faulty Electronic Control Unit
Electronic Control Unit harness is open or shorted
Electronic Control Unit circuit poor electrical connection

How to Fix the DTC B101E 2016 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 does this mean?

Code Tech Notes

When the Diagnostic Trouble Code (DTC) B101E is set, it will affect only the Electronic Control Unit the code is set. Before replacing the Electronic Control Unit try reprogramming the Electronic Control Unit software.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B101E 2016 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 B101E 2016 GMC Sierra code?

Need more information on how to fix the B101E 2016 GMC Sierra code? Get Access to Factory Service Manuals

Need Help with the 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 B101E 2016 GMC Sierra Code

1. What does the OBDII code B101E for a 2016 GMC Sierra indicate?

The B101E code specifically relates to a fault in the Electronic Control Unit (ECU) software of the vehicle.

2. What are the common symptoms of a B101E OBDII code in a 2016 GMC Sierra?

Common symptoms of a B101E code may include issues with engine performance, dashboard warning lights, and potentially a loss of certain vehicle functions.

3. What are the possible causes of the B101E code in a 2016 GMC Sierra?

Possible causes of the B101E code can include ECU software glitches, electrical malfunctions, or communication errors within the vehicle's control systems.

4. How can I diagnose the B101E OBDII code in my 2016 GMC Sierra?

Diagnosing a B101E code typically involves using a diagnostic scanner to retrieve the specific fault code, checking for related symptoms, and examining the vehicle's software and wiring connections.

5. Is it safe to continue driving my 2016 GMC Sierra with a B101E fault code?

It is not recommended to drive the vehicle with an unresolved B101E code, as it may lead to further issues with the vehicle's performance and safety systems.

6. Can I reset the B101E OBDII code in my 2016 GMC Sierra myself?

While you can attempt to clear the code with a diagnostic tool, it is crucial to address the underlying cause of the fault to prevent the code from reoccurring.

7. How can I repair the B101E code in my 2016 GMC Sierra?

Repairing a B101E code may involve updating the ECU software, checking and repairing any wiring or connection issues, or seeking assistance from a qualified mechanic.

8. Will the B101E code in my 2016 GMC Sierra affect the vehicle's emissions or fuel efficiency?

The B101E code itself may not directly impact emissions or fuel efficiency, but unresolved issues with the ECU software could potentially lead to performance problems that affect these aspects.

9. How much does it typically cost to repair a B101E code in a 2016 GMC Sierra?

The cost of repairing a B101E code can vary depending on the specific cause of the fault, the required parts, and labor costs, so it is advisable to obtain a professional diagnosis for an accurate estimate.

10. Can a B101E OBDII code in a 2016 GMC Sierra be prevented in the future?

Regular vehicle maintenance, software updates, and addressing any electrical issues promptly can help prevent the occurrence of the B101E code in the future.