AutoCodes – Buick – B3623 Buick

B3623 Buick Code - Steering Wheel Controls Distance Sensing Cruise Control Gap Up/Down Signal Circuit

Quick Answer

The adaptive cruise control gap switch is used to select a following gap time (or distance) setting for the adaptive cruise control of far, medium, or near. Common causes include Faulty Steering Wheel Controls Switch-Left, Steering Wheel Controls Switch-Left harness is open or shorted, Steering Wheel Controls Switch-Left 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
B3623 Buick indicates Steering Wheel Controls Distance Sensing Cruise Control Gap Up/Down Signal Circuit.
Common causes
Common causes include Faulty Steering Wheel Controls Switch-Left, Steering Wheel Controls Switch-Left harness is open or shorted, Steering Wheel Controls Switch-Left 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 1,331
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Mar 09, 2020
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Code B3623 Buick Description

The adaptive cruise control gap switch is used to select a following gap time (or distance) setting for the adaptive cruise control of far, medium, or near. The Body Control Module (BCM) detects an invalid voltage signal on the adaptive cruise control gap switch signal circuit for 1 s.
OBDII Code B3623 Buick - Steering Wheel Controls Distance Sensing Cruise Control Gap Up/Down Signal Circuit - AutoCodes.com
B3623 Buick Code - Steering Wheel Controls Distance Sensing Cruise Control Gap Up/Down Signal Circuit

What are the Possible Causes of the DTC B3623 Buick?

  • Faulty Steering Wheel Controls Switch-Left
  • Steering Wheel Controls Switch-Left harness is open or shorted
  • Steering Wheel Controls Switch-Left circuit poor electrical connection
  • Faulty Body Control Module (BCM)

How to Fix the DTC B3623 Buick?

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 is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B3623 Buick 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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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 B3623 Buick Code

1. What are the common symptoms of OBDII code B3623 in a Buick related to the Steering Wheel Controls Distance Sensing Cruise Control Gap Up/Down Signal Circuit?

- Common symptoms may include malfunctioning cruise control, unresponsive steering wheel controls for adjusting the cruise control gap, and possibly an illuminated warning light on the dashboard.

2. What are some possible causes of OBDII code B3623 in a Buick related to the Steering Wheel Controls Distance Sensing Cruise Control Gap Up/Down Signal Circuit?

- Potential causes could include a faulty steering wheel control module, damaged wiring or connectors in the cruise control system, or a malfunctioning distance sensing cruise control module.

3. How can I diagnose the issue causing OBDII code B3623 in my Buick related to the Steering Wheel Controls Distance Sensing Cruise Control Gap Up/Down Signal Circuit?

- Diagnosing the issue may involve conducting a thorough inspection of the cruise control system components, checking for loose connections or damaged wiring, and using a diagnostic tool to read stored fault codes.

4. Is it safe to drive my Buick with OBDII code B3623 related to the Steering Wheel Controls Distance Sensing Cruise Control Gap Up/Down Signal Circuit?

- It is not recommended to drive the vehicle with this code present, as it may affect the proper functioning of the cruise control system, potentially leading to unsafe driving conditions.

5. Can I repair OBDII code B3623 in my Buick related to the Steering Wheel Controls Distance Sensing Cruise Control Gap Up/Down Signal Circuit myself?

- Repairing this code may require advanced automotive diagnostic and repair skills, so it is advisable to seek professional assistance to accurately diagnose and fix the issue.

6. How much does it typically cost to repair OBDII code B3623 in a Buick related to the Steering Wheel Controls Distance Sensing Cruise Control Gap Up/Down Signal Circuit?

- The cost of repair can vary depending on the specific cause of the code, but it may involve replacing components like the steering wheel control module or repairing damaged wiring, which can range from a few hundred to over a thousand dollars.

7. Are there any preventive maintenance tips to avoid encountering OBDII code B3623 in a Buick related to the Steering Wheel Controls Distance Sensing Cruise Control Gap Up/Down Signal Circuit?

- Regularly inspecting and maintaining the cruise control system, checking for loose connections, and addressing any issues promptly can help prevent the occurrence of this OBDII code.

8. Can a reset or clearing of the OBDII code B3623 related to the Steering Wheel Controls Distance Sensing Cruise Control Gap Up/Down Signal Circuit fix the issue temporarily?

- Clearing the code may temporarily turn off the warning light, but if the underlying issue causing the code is not addressed and repaired, it is likely to reoccur.

9. Will driving in rainy or wet conditions affect OBDII code B3623 in a Buick related to the Steering Wheel Controls Distance Sensing Cruise Control Gap Up/Down Signal Circuit?

- Wet conditions may exacerbate underlying issues like water damage to wiring or connectors, potentially leading to the activation of this OBDII code.

10. How long does it typically take to repair OBDII code B3623 in a Buick related to the Steering Wheel Controls Distance Sensing Cruise Control Gap Up/Down Signal Circuit?

- The repair time can vary depending on the complexity of the issue and the availability of parts, but it may take a few hours to a full day for a professional technician to diagnose and fix the problem.

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