AutoCodesGMC – B0061 GMC

B0061 GMC Code - Left Front/Driver Roof Rail/Head Curtain Bag Deployment Loop Resistance Low

Quick Answer

The driver roof rail deployment loop consists of an inflatable restraint roof rail module - left and the roof rail module high and low circuits. Common causes include Faulty Left Front/Driver Roof Rail/Head Curtain Bag, Left Front/Driver Roof Rail/Head Curtain Bag harness is open or shorted, Left Front/Driver Roof Rail/Head Curtain Bag 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
B0061 GMC indicates Left Front/Driver Roof Rail/Head Curtain Bag Deployment Loop Resistance Low.
Common causes
Common causes include Faulty Left Front/Driver Roof Rail/Head Curtain Bag, Left Front/Driver Roof Rail/Head Curtain Bag harness is open or shorted, Left Front/Driver Roof Rail/Head Curtain Bag 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 1,317
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jun 14, 2020
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Code B0061 GMC Description

The driver roof rail deployment loop consists of an inflatable restraint roof rail module - left and the roof rail module high and low circuits. A shorting bar used within the roof rail module connector shorts together both the roof rail module high and low circuits when the connector is disconnected. This will help to prevent unwanted deployment of the inflator module during servicing. During a side or frontal crash of sufficient force the inflatable restraint Sensing and Diagnostic Module (SDM) will allow current to flow through the deployment loop in order to deploy the roof rail module. The SDM performs continuous diagnostic tests on the deployment loops to check for proper circuit continuity and for shorts to ground or voltage. If a malfunction is detected, a Diagnostic Trouble Code (DTC) will be stored in memory.
OBDII Code B0061 GMC - Left Front/Driver Roof Rail/Head Curtain Bag Deployment Loop Resistance Low - AutoCodes.com
B0061 GMC Code - Left Front/Driver Roof Rail/Head Curtain Bag Deployment Loop Resistance Low

What are the Possible Causes of the DTC B0061 GMC?

  • Faulty Left Front/Driver Roof Rail/Head Curtain Bag
  • Left Front/Driver Roof Rail/Head Curtain Bag harness is open or shorted
  • Left Front/Driver Roof Rail/Head Curtain Bag circuit poor electrical connection
  • Faulty Sensing and Diagnostic Module (SDM)

How to Fix the DTC B0061 GMC?

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 B0061 GMC 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 B0061 GMC code?

Need more information on how to fix the B0061 GMC code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B0061 GMC code diagnosed by a professional: Find a repair shop in your area

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 B0061 GMC Code

1. What are the common symptoms of OBDII code B0061 GMC?

- Common symptoms include the airbag warning light illuminating on the dashboard and a message indicating an issue with the Left Front/Driver Roof Rail/Head Curtain Bag Deployment Loop Resistance.

2. What could cause the OBDII code B0061 GMC to trigger?

- This code is typically triggered by a low resistance in the left front/driver roof rail/head curtain airbag deployment loop.

3. How serious is the OBDII code B0061 GMC?

- This code indicates a potential issue with the driver's side airbag deployment loop, which could affect the proper deployment of the airbag in the event of a collision. It is important to address this issue promptly.

4. Can I still drive my vehicle with the OBDII code B0061 GMC present?

- It is not recommended to drive the vehicle with an active airbag fault code like B0061. The airbag system may not function properly in the event of a collision.

5. How can I diagnose and repair the OBDII code B0061 GMC?

- Diagnosis typically involves inspecting the wiring and connections in the left front/driver roof rail/head curtain airbag deployment loop. Repair may involve repairing or replacing damaged wiring, connectors, or the airbag module.

6. Is it safe to reset the OBDII code B0061 GMC without fixing the underlying issue?

- It is not recommended to simply reset the code without addressing the root cause. The issue may persist and compromise the safety of the airbag system.

7. Are there any DIY repair tips for resolving the OBDII code B0061 GMC?

- DIY repair for this code may involve checking and cleaning the connections in the airbag system, but it is recommended to have a professional handle repairs related to airbag systems for safety reasons.

8. How much does it typically cost to repair the OBDII code B0061 GMC?

- The cost of repairing this code can vary depending on the extent of the issue and the specific repairs needed. It is advisable to consult a mechanic for an accurate estimate.

9. Can a faulty sensor cause the OBDII code B0061 GMC to appear?

- While a faulty sensor is not a common cause of this particular code, it is still important to have the airbag system thoroughly diagnosed to identify the exact issue.

10. How long does it usually take to repair the OBDII code B0061 GMC?

- The repair time for this code can vary depending on the complexity of the issue and the availability of parts. It is best to consult with a professional technician for an accurate timeframe.

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