B3622 2017 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 2017 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.
Code B3622 2017 GMC Sierra Description
What are the Possible Causes of the DTC B3622 2017 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 2017 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
B3622 59 Steering Wheel Controls Signal Circuit Protection Time-Out
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the B3622 2017 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 B3622 2017 GMC Sierra Code
1. What does OBDII code B3622 mean on a 2017 GMC Sierra?
Code B3622 indicates an issue with the Steering Wheel Controls Signal Circuit, which affects communication between the steering wheel buttons and the vehicle's systems.
2. What are the symptoms of code B3622 on a 2017 GMC Sierra?
Symptoms may include non-functional steering wheel buttons, such as audio controls, cruise control, or phone buttons, and potential malfunctions in related systems.
3. What causes the B3622 code on a 2017 GMC Sierra?
Common causes include a faulty clock spring, damaged wiring or connectors in the steering wheel circuit, or a malfunctioning steering wheel control module.
4. Can I drive my 2017 GMC Sierra with a B3622 code?
Yes, the vehicle is still drivable, but safety and convenience features like cruise control or audio controls may not work correctly.
5. How do you diagnose the B3622 code on a 2017 GMC Sierra?
Diagnosis involves inspecting the steering wheel control wiring, clock spring, and connectors for damage or disconnection. A scan tool can also be used to confirm the fault.
6. What is the clock spring, and how does it relate to code B3622?
The clock spring is a coiled wire assembly in the steering column that maintains electrical connection to the steering wheel controls. A damaged clock spring is a common cause of the B3622 code.
7. How do you fix the B3622 code on a 2017 GMC Sierra?
Repairs may include replacing the clock spring, repairing damaged wiring or connectors, or replacing the steering wheel control module if it is faulty.
8. What tools are needed to troubleshoot the B3622 code?
You may need a multimeter to check wiring continuity, a diagnostic scan tool to read and clear codes, and basic hand tools to access the steering column.
9. How much does it cost to repair the B3622 code on a 2017 GMC Sierra?
Repair costs can range from $150 to $500, depending on whether the issue is with the clock spring, wiring, or control module.
10. Can a B3622 code trigger other warning lights on the dash?
Yes, it may cause additional warning lights, such as the airbag light, if the clock spring or related circuits are also linked to the airbag system.
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