Chevrolet B0012
OD and/or B0013-OD set (depends on the vehicle model). Cause The cause of the condition may be a poorly seated airbag inflator connector ca
Quick answer
For certain 2024–2025 Chevrolet Blazer vehicles in the US, DTC B0012-OD may be associated with an airbag malfunction indicator/message. Chevrolet bulletin 25-NA-119 states the condition may be caused by a poorly seated airbag inflator connector.
This page separates verified manufacturer/regulator evidence from supporting material. Unsupported causes, repairs or safety conclusions are not guessed.
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1. What does B0012 mean?
For certain 2024–2025 Chevrolet Blazer vehicles in the US, DTC B0012-OD may be associated with an airbag malfunction indicator/message. Chevrolet bulletin 25-NA-119 states the condition may be caused by a poorly seated airbag inflator connector.
2. Technical explanation
Verified evidence identifies B0012-OD as a diagnostic code that may be set, depending on vehicle model, alongside B0013-OD. The cited manufacturer communication says that during diagnosis a technician may find B0012-OD and/or B0013-OD, and that the cause of the condition may be a poorly seated airbag inflator connector.
3. What system is affected?
Airbag system / airbag inflator connector, based on the cited manufacturer communication.
4. How serious is this code?
Not yet established by verified evidence.
5. Symptoms you may notice
- Airbag malfunction indicator illuminated.
- Driver Information Center (DIC) airbag malfunction message/displayed warning, as described in the manufacturer communication.
6. Possible causes
- A poorly seated airbag inflator connector may cause the condition, according to Chevrolet bulletin 25-NA-119.
7. Can I still drive the vehicle?
Not yet established by verified evidence.
8. Can I charge the vehicle?
Not yet established by verified evidence.
9. What you can safely do
- Do not attempt high-voltage or airbag-system repairs yourself.
- Have the vehicle diagnosed by a qualified Chevrolet service facility or other qualified automotive service professional.
10. Step-by-step troubleshooting
- A technician may diagnose the airbag system and check for DTC B0012-OD and/or B0013-OD, depending on vehicle model.
- The cited bulletin identifies a poorly seated airbag inflator connector as a possible cause. Specific diagnostic and repair procedures are not established by the supplied verified evidence.
11. When to contact service
Contact a Chevrolet dealer or qualified service facility for diagnosis, particularly if the airbag malfunction indicator or DIC airbag warning is illuminated.
12. What the service center may check
- Check for DTC B0012-OD and/or B0013-OD, depending on vehicle model.
- Inspect the airbag inflator connector seating as part of qualified diagnosis, consistent with the possible cause identified in bulletin 25-NA-119.
13. Possible repair or resolution
- Not yet established by verified evidence. The supplied bulletin excerpt identifies a poorly seated airbag inflator connector as a possible cause but does not provide the complete repair resolution.
14. Affected vehicles
- Chevrolet Blazer · 2024–2025 · US
15. Related TSBs / service bulletins
- Chevrolet bulletin 25-NA-119, published by NHTSA as Manufacturer Communication PDF 11024500 on May 9, 2025. It applies in the supplied evidence to 2024–2025 Chevrolet Blazer vehicles in the US and discusses airbag malfunction indication with B0012-OD and/or B0013-OD, depending on vehicle model.
16. Recall information
- Not yet established by verified evidence.
17. Official manufacturer information
Official source: NHTSA Manufacturer Communication PDF 11024500, Chevrolet bulletin 25-NA-119: https://static.nhtsa.gov/odi/tsbs/2025/MC-11024500-0001.pdf
19. Frequently asked questions
What does B0012-OD mean on an applicable Chevrolet Blazer?
The supplied manufacturer communication identifies B0012-OD as a code that may be found during diagnosis of an airbag malfunction condition. B0013-OD may also be set, depending on vehicle model.
What can cause B0012-OD?
Chevrolet bulletin 25-NA-119 states that the condition may be caused by a poorly seated airbag inflator connector.
Which vehicles are established as applicable?
The supplied applicability evidence covers US-market 2024–2025 Chevrolet Blazer vehicles.
Is the vehicle safe to drive or charge?
Not yet established by verified evidence.