AutoCodes – GMC – B3622 2016 GMC Sierra

B3622 2016 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 2016 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 129
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 2016 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 2016 GMC Sierra - Steering Wheel Controls Signal Circuit - AutoCodes.com
B3622 2016 GMC Sierra Code - Steering Wheel Controls Signal Circuit

What are the Possible Causes of the DTC B3622 2016 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 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.

Code Tech Notes

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B3622 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 B3622 2016 GMC Sierra code?

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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 B3622 2016 GMC Sierra Code

1. What are the common symptoms of OBDII code B3622 in a 2016 GMC Sierra related to the Steering Wheel Controls Signal Circuit?

The common symptoms include non-functional steering wheel controls for audio, cruise control, and other functions.

2. What are the possible causes of OBDII code B3622 in a 2016 GMC Sierra related to the Steering Wheel Controls Signal Circuit?

Possible causes include a faulty steering wheel control module, damaged wiring or connectors in the steering column, or issues with the control buttons themselves.

3. How can I diagnose the Steering Wheel Controls Signal Circuit issue causing OBDII code B3622 in my 2016 GMC Sierra?

You can diagnose the issue by checking the wiring and connectors in the steering column, testing the steering wheel control module, and using a diagnostic scan tool to read the specific trouble codes.

4. Can a DIY enthusiast repair the Steering Wheel Controls Signal Circuit problem causing OBDII code B3622 in a 2016 GMC Sierra?

While some basic troubleshooting steps can be performed by a DIY enthusiast, it is recommended to consult a professional technician for a thorough diagnosis and repair of the steering wheel controls signal circuit.

5. Are there any common repair tips for fixing the Steering Wheel Controls Signal Circuit issue causing OBDII code B3622 in a 2016 GMC Sierra?

Common repair tips include checking and repairing any damaged wiring or connectors, ensuring proper connections to the steering wheel control module, and recalibrating the controls if necessary.

6. Is it safe to continue driving my 2016 GMC Sierra with OBDII code B3622 related to the Steering Wheel Controls Signal Circuit?

It is not recommended to continue driving the vehicle with steering wheel control issues, as it may affect your ability to operate essential functions such as audio controls and cruise control safely.

7. How much does it typically cost to repair the Steering Wheel Controls Signal Circuit problem causing OBDII code B3622 in a 2016 GMC Sierra?

The cost of repair can vary depending on the specific issue, but it may involve replacing the steering wheel control module, repairing wiring, or addressing other related components. It is advisable to obtain a professional diagnosis for an accurate cost estimate.

8. Can weather conditions or vehicle age contribute to the development of OBDII code B3622 in a 2016 GMC Sierra related to the Steering Wheel Controls Signal Circuit?

Yes, exposure to extreme weather conditions or normal wear and tear over time can potentially contribute to wiring degradation or component failure, leading to the development of OBDII code B3622 in the steering wheel controls signal circuit.

9. How long does it typically take to repair the Steering Wheel Controls Signal Circuit issue causing OBDII code B3622 in a 2016 GMC Sierra?

The repair time can vary based on the specific diagnosis and required repairs. Simple fixes like connector cleaning may take a short time, while more complex issues involving module replacement or extensive wiring repair could take longer.

10. Can resetting the vehicle's computer system help clear OBDII code B3622 related to the Steering Wheel Controls Signal Circuit in a 2016 GMC Sierra?

While resetting the computer system may temporarily clear the code, it is essential to address the underlying issue causing the fault code to prevent it from reoccurring. A proper diagnosis and repair are recommended for a lasting solution.

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