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Code B0011

Symptoms

• Airbag warning light on

• Airbag system not functioning

• Possible chime or alert sound

Common Causes

• Faulty airbag clock spring

• Damaged airbag module

• Poor electrical connection in the airbag circuit

Glossary

Airbag Module: A component of the airbag system that contains the airbag and inflator.

Clock Spring: A coil in the steering wheel that maintains an electrical connection to the airbag.

Related Codes

• B0010

• B0012

Laymans terms

This code means there's a problem with the airbag system in your car. It might not work right if you get into an accident.

Explanation

The B0011 code indicates an issue with the airbag deployment circuit on the driver's side.

Technical description

B0011 is a diagnostic trouble code (DTC) for a malfunction in the driver frontal deployment loop, which is part of the Supplemental Restraint System (SRS). This code is triggered when the control module detects a fault in the airbag circuit, such as an open or short circuit.

Diagnosis steps

• Check the airbag system for any stored codes.

• Inspect the airbag clock spring for damage.

• Examine the wiring and connectors for any signs of wear or damage.

Repair procedures

• Replace the faulty airbag clock spring.

• Repair or replace damaged wiring or connectors.

• Replace the airbag module if necessary.

Tools required

• OBD-II scanner

• Multimeter

• Screwdriver set

Estimated repair cost

$150 - $600

Difficulty level

Moderate

Commonly affected vehicles

• Chevrolet Silverado

• GMC Sierra

• Cadillac Escalade

Preventive measures

• Regularly inspect airbag system components.

• Avoid tampering with airbag wiring.

• Have the airbag system checked during routine maintenance.

Error code type

Safety System Issue

User experience recommendations

• Do not ignore the airbag light.

• Have the vehicle inspected by a professional.

• Avoid DIY repairs if unsure about the airbag system.

Warranty information

Airbag systems may be covered under extended warranty or recall. Check with the manufacturer.

Historical data

This code has been associated with airbag system recalls and TSBs in certain models.

Urgency level

High – The airbag may not deploy in an accident, posing a safety risk.

Legal and safety notice

Driving with a malfunctioning airbag system can be dangerous and may violate vehicle safety regulations.

Testing conditions

• Vehicle must be turned on.

• Airbag system self-check must be completed.

Component location

The airbag clock spring is located in the steering column behind the steering wheel.

FAQs

Q: Can I drive with a B0011 code?
A: It's not recommended to drive with this code because the airbag may not work in an accident.

Q: How do I reset the airbag light?
A: The airbag light can be reset with an OBD-II scanner after the issue is fixed.

Last updated: Oct 28, 2025 • Source: internal database
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