Engine-CodesGMC – B0038 GMC

B0038 GMC Code - Second Row Right Side Airbag Deployment Control

Quick Answer

The B0038 code for GMC vehicles specifically relates to the Second Row Right Side Airbag Deployment Control. Common causes include Faulty airbag deployment control module, Wiring issues or a loose connection in the airbag system, Malfunctioning crash sensors that fail to detect a collision. 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
B0038 GMC indicates Second Row Right Side Airbag Deployment Control.
Common causes
Common causes include Faulty airbag deployment control module, Wiring issues or a loose connection in the airbag system, Malfunctioning crash sensors that fail to detect a collision.
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.
Table of contents Created and updated by William Orellana on Sep 09, 2024
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Code B0038 GMC Description

The B0038 code for GMC vehicles specifically relates to the Second Row Right Side Airbag Deployment Control. When this code appears, it indicates a problem with the airbag system in the second row on the right side of the vehicle. The airbag deployment control system is responsible for managing the deployment of the airbags in the event of a crash, ensuring the safety of the occupants.

OBDII Code B0038 GMC - Second Row Right Side Airbag Deployment Control
B0038 GMC Code - Second Row Right Side Airbag Deployment Control

Common Causes of B0038 GMC

  1. Faulty airbag deployment control module.
  2. Wiring issues or a loose connection in the airbag system.
  3. Malfunctioning crash sensors that fail to detect a collision.
  4. Damage to the airbag deployment control circuit.
  5. Software glitches in the airbag system's programming.

Symptoms of B0038 GMC

  1. Airbag warning light illuminated on the dashboard.
  2. Error code B0038 displayed on the vehicle's diagnostic system.
  3. Second-row right side airbag may not deploy in a crash.
  4. Inconsistent or unpredictable airbag deployment behavior.

How to Fix B0038 GMC

  1. Diagnostic Scan: Use a diagnostic scanner to retrieve the specific error code and pinpoint the cause of the issue.
  2. Visual Inspection: Check the wiring, connections, and sensors in the second-row right side airbag system for any signs of damage or wear.
  3. Replace Faulty Components: Replace the malfunctioning airbag deployment control module, wiring, or sensors as needed.
  4. Clear Error Codes: After completing the repairs, clear the error codes from the vehicle's system to reset the airbag system and ensure proper functionality.
  5. Test Airbag System: Conduct a thorough test of the airbag system to verify that the issue has been resolved and that the airbag will deploy correctly in a crash.

Cost to Fix B0038 GMC

The cost of repairing the B0038 code for the Second Row Right Side Airbag Deployment Control can vary depending on the specific cause of the issue and the parts needed for the repair. On average, the repair costs for this type of airbag system issue can range from $200 to $500, including parts and labor. However, it is essential to note that the actual cost may be higher or lower based on the location, vehicle make and model, and the extent of the repairs needed. It is recommended to consult with a professional mechanic or auto repair shop to obtain a more accurate estimate based on your specific situation. Additionally, labor rates at auto repair shops can range between $80 and $150 per hour, so it is advisable to inquire about the rates in your area for a more precise cost estimate.

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Precautions for SRS “AIR BAG” and “SEAT BELT PRE-TENSIONER” Service

  • Never probe the electrical connectors on air bag, side air curtain modules or seat belts.
  • Never disassemble or tamper with safety belt buckle/retractor pretensioners, adaptive load limiting retractors, safety belt inflators, or probe the electrical connectors.
  • Do not use electrical test equipment to check SRS circuits unless instructed to in this Service Manual.
  • Before servicing the SRS, turn ignition switch OFF, disconnect both battery cables and wait at least 3 minutes. For approximately 3 minutes after the cables are removed, it is still possible for the air bag and seat belt pre-tensioner to deploy. Therefore, do not work on any SRS connectors or wires until at least 3 minutes have passed.

Failure to follow this instruction may result in the accidental deployment of these modules, which increases the risk of serious personal injury or death.

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 B0038 GMC Code

1. What are the common symptoms of OBDII code B0038 GMC related to the second-row right side airbag deployment control?

- The common symptoms include the airbag warning light illuminated on the dashboard and a potential loss of functionality in the second-row right side airbag.

2. What are the possible causes of OBDII code B0038 GMC for the second-row right side airbag deployment control?

- The code B0038 GMC typically indicates a fault in the deployment control circuit for the second-row right side airbag, which can be caused by wiring issues, a faulty airbag module, or a malfunctioning impact sensor.

3. How can I diagnose the OBDII code B0038 GMC for the second-row right side airbag deployment control?

- Diagnosing code B0038 involves using an OBDII scanner to retrieve the specific fault code, followed by a visual inspection of the airbag system wiring and components, as well as testing the deployment control circuit for continuity and proper operation.

4. Is it safe to drive with OBDII code B0038 GMC triggered for the second-row right side airbag deployment control?

- It is not recommended to drive with an active airbag fault code like B0038, as it indicates a potential issue with the airbag system, which could compromise the safety of the vehicle occupants in the event of a collision.

5. How can I repair OBDII code B0038 GMC for the second-row right side airbag deployment control?

- Repairing code B0038 usually involves addressing the specific cause of the fault, which may require repairing or replacing damaged wiring, replacing a faulty airbag module, or fixing a malfunctioning impact sensor to restore the proper operation of the second-row right side airbag.

6. Can I reset OBDII code B0038 GMC for the second-row right side airbag deployment control without fixing the underlying issue?

- While you can clear the fault code temporarily with an OBDII scanner, it is crucial to address the root cause of code B0038 to ensure the proper functioning of the second-row right side airbag and maintain the safety of the vehicle.

7. Are there any safety precautions to consider when working on OBDII code B0038 GMC for the second-row right side airbag deployment control?

- When working on the airbag system related to code B0038, it is essential to disconnect the vehicle's battery and wait for at least 10 minutes before starting any repairs to avoid accidental airbag deployment.

8. How much does it typically cost to repair OBDII code B0038 GMC for the second-row right side airbag deployment control?

- The cost of repairing code B0038 can vary depending on the specific cause of the fault and the labor rates in your area, but it may range from $100 to $500 or more, including parts and labor.

9. Can a DIY enthusiast with some automotive knowledge repair OBDII code B0038 GMC for the second-row right side airbag deployment control?

- While some DIY enthusiasts may have the skills to diagnose and repair simple wiring issues related to code B0038, working on the airbag system can be dangerous and is best left to experienced professionals to ensure proper repair and safety.

10. Will fixing OBDII code B0038 GMC for the second-row right side airbag deployment control affect the vehicle's warranty?

- If your vehicle is still under warranty, it is advisable to have the airbag system issue related to code B0038 diagnosed and repaired by an authorized dealership or service center to avoid voiding the warranty coverage on the airbag components.

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