AutoCodesChevrolet – B3622 2018 Chevrolet Silverado

B3622 2018 Chevrolet Silverado 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 2018 Chevrolet Silverado 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.
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Code Popularity 259
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 2018 Chevrolet Silverado 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 2018 Chevrolet Silverado - Steering Wheel Controls Signal Circuit - AutoCodes.com
B3622 2018 Chevrolet Silverado Code - Steering Wheel Controls Signal Circuit

What are the Possible Causes of the DTC B3622 2018 Chevrolet Silverado?

  • 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 2018 Chevrolet Silverado?

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 2018 Chevrolet Silverado 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 2018 Chevrolet Silverado 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 2018 Chevrolet Silverado Code

1. What does OBDII code B3622 mean on a 2018 Chevrolet Silverado?

B3622 indicates an issue with the steering wheel controls signal circuit, often related to communication problems between the steering wheel controls and the vehicle’s systems.

2. What are the common symptoms of code B3622 on a 2018 Chevrolet Silverado?

Symptoms may include non-functional steering wheel buttons, intermittent operation of audio or cruise control features, or unresponsive controls.

3. What causes code B3622 in a 2018 Chevrolet Silverado?

Common causes include damaged wiring or connectors in the steering wheel control circuit, a faulty clock spring, or a malfunctioning steering wheel control module.

4. Can I still drive my 2018 Chevrolet Silverado with code B3622?

Yes, the vehicle is typically drivable, but steering wheel controls may not work, which can be inconvenient and potentially unsafe if cruise control is affected.

5. How do you diagnose code B3622 on a 2018 Chevrolet Silverado?

Technicians typically use a scan tool to verify the code, inspect wiring and connectors, check the clock spring for damage, and test the steering wheel control module.

6. How is code B3622 fixed on a 2018 Chevrolet Silverado?

Repairs may involve replacing damaged wiring, replacing the clock spring, or reprogramming or replacing the steering wheel control module.

7. How much does it cost to fix code B3622 on a 2018 Chevrolet Silverado?

Repair costs vary depending on the issue, ranging from $100 for minor wiring fixes to $500 or more for parts like the clock spring or control module.

8. Can a faulty clock spring cause code B3622?

Yes, a damaged or worn-out clock spring can disrupt the signal circuit for steering wheel controls, triggering this code.

9. Do I need to reprogram anything after fixing code B3622 on a 2018 Chevrolet Silverado?

If the steering wheel control module is replaced, it may require reprogramming to ensure proper functionality.

10. Can code B3622 be cleared without fixing the issue?

Clearing the code without addressing the underlying problem may only offer a temporary solution, as the code will likely return.

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