AutoCodes – GMC – B3622 2014 GMC Sierra

B3622 2014 GMC Sierra Code - Steering Wheel Controls Signal Circuit

Quick Answer

The steering wheel controls are divided into a right-hand set and left-hand set. Common causes include Faulty Steering Wheel Controls Switch, Steering Wheel Controls Switch harness is open or shorted, Steering Wheel Controls Switch circuit poor electrical connection. 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
B3622 2014 GMC Sierra indicates Steering Wheel Controls Signal Circuit.
Common causes
Common causes include Faulty Steering Wheel Controls Switch, Steering Wheel Controls Switch harness is open or shorted, Steering Wheel Controls Switch circuit poor electrical connection.
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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 162
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jun 14, 2023
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Code B3622 2014 GMC Sierra Description

The steering wheel controls are divided into a right-hand set and left-hand set. The right-hand switch communicates with the instrument cluster through serial data and provides input from the rear left-hand switch and rear right-hand switch. The instrument cluster identifies the switch selection and activates the feature. The Diagnostic Trouble Code (DTC) when an internal electrical malfunction has been detected in the Steering Wheel Controls Switch.
OBDII Code B3622 2014 GMC Sierra - Steering Wheel Controls Signal Circuit - AutoCodes.com
B3622 2014 GMC Sierra Code - Steering Wheel Controls Signal Circuit

What are the Possible Causes of the DTC B3622 2014 GMC Sierra?

  • Faulty Steering Wheel Controls Switch
  • Steering Wheel Controls Switch harness is open or shorted
  • Steering Wheel Controls Switch circuit poor electrical connection

How to Fix the DTC B3622 2014 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.

Code Tech Notes

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B3622 2014 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 B3622 2014 GMC Sierra code?

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Need Help with the Code?

Get the B3622 2014 GMC Sierra code diagnosed by a professional: Find a repair shop in your area

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 B3622 2014 GMC Sierra Code

1. What are the common symptoms of OBDII code B3622 in a 2014 GMC Sierra related to the Steering Wheel Controls Signal Circuit?

- Common symptoms include non-functional steering wheel controls for functions like audio volume, cruise control, and hands-free calling.

2. What are the possible causes of OBDII code B3622 in a 2014 GMC Sierra?

- The code B3622 can be triggered by issues such as a faulty steering wheel control module, damaged wiring harness, or a malfunctioning control switch on the steering wheel.

3. How can I diagnose the Steering Wheel Controls Signal Circuit issue in my 2014 GMC Sierra?

- You can diagnose the problem by checking the wiring connections, inspecting the control switches on the steering wheel, and using a diagnostic scanner to read the specific error codes.

4. Can I still drive my 2014 GMC Sierra with OBDII code B3622 present?

- It is generally safe to drive the vehicle with this code, but you may experience inconvenience due to the non-functional steering wheel controls.

5. Is it possible to repair OBDII code B3622 in a 2014 GMC Sierra on my own?

- While some DIY enthusiasts may attempt to fix the issue by checking connections and replacing components, it is recommended to consult a professional technician for accurate diagnosis and repair.

6. How much does it typically cost to repair OBDII code B3622 in a 2014 GMC Sierra?

- The repair cost can vary depending on the exact cause of the issue, but it may involve replacing the steering wheel control module, fixing wiring problems, or addressing other related issues.

7. Can a software update fix OBDII code B3622 in a 2014 GMC Sierra?

- In some cases, a software update may resolve the issue if the problem is related to a software glitch in the control module. It is advisable to consult with a dealership or qualified mechanic for guidance.

8. Are there any preventive measures to avoid OBDII code B3622 in a 2014 GMC Sierra?

- Regularly inspecting the steering wheel control system, avoiding water damage to the controls, and following proper maintenance schedules can help prevent issues that trigger this code.

9. Will resetting the OBDII system clear code B3622 in a 2014 GMC Sierra?

- Resetting the OBDII system may temporarily clear the code, but if the underlying issue is not fixed, the code is likely to reappear. It's important to address the root cause of the problem for a lasting solution.

10. Can OBDII code B3622 in a 2014 GMC Sierra cause any other vehicle problems besides steering wheel control issues?

- While the code primarily relates to steering wheel control signal circuit problems, it may not directly cause other vehicle issues. However, addressing the code promptly is recommended to avoid potential complications.

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