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Code B0013

Symptoms

• Airbag warning light is on

• Airbag system may not function in a crash

• Possible error messages on dashboard

Common Causes

• Faulty airbag clock spring

• Damaged wiring or connectors

• Faulty airbag module

Glossary

Airbag: A safety device in vehicles designed to inflate rapidly in the event of a collision.

Clock Spring: A spiral-wound special rotary electrical connector which allows a vehicle's steering wheel to turn while maintaining an electrical connection to the airbag and other devices.

Related Codes

• B0012

• B0014

Laymans terms

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

Explanation

The B0013 code indicates an issue with the airbag system, specifically related to the driver's side airbag circuit.

Technical description

B0013 is a diagnostic trouble code (DTC) for 'Driver's Airbag Deployment Loop Open'. This means the car's computer has detected an open circuit in the airbag deployment loop on the driver's side, which could prevent the airbag from deploying in the event of a collision.

Diagnosis steps

• Scan the vehicle for codes using an OBD-II scanner.

• Inspect the airbag clock spring for damage.

• Check the wiring and connectors for continuity and damage.

Repair procedures

• Replace the airbag clock spring if faulty.

• Repair or replace damaged wiring or connectors.

• Replace the airbag module if necessary.

Tools required

• OBD-II scanner

• Multimeter

• Screwdriver set

Estimated repair cost

$200 - $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.

• Ensure proper maintenance of the vehicle's electrical system.

Error code type

Safety System Issue

User experience recommendations

• Do not ignore the airbag warning light.

• Have the vehicle inspected by a professional as soon as possible.

Warranty information

Airbag system components may be covered under a vehicle's safety warranty. Check with the manufacturer.

Historical data

This code has been associated with issues in vehicles with high mileage or those involved in previous accidents.

Urgency level

High – This issue affects the safety system of the vehicle and should be addressed immediately.

Legal and safety notice

Driving with a malfunctioning airbag system can be dangerous. Ensure repairs are done by a certified technician.

Testing conditions

• Vehicle ignition is on.

• Airbag system self-check is performed.

Component location

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

FAQs

Q: Can I drive with the B0013 code?
A: It's not recommended to drive with this code as it indicates a problem with the airbag system, which is a critical safety feature.

Q: How do I reset the airbag light?
A: The airbag light can be reset by fixing the underlying issue and using an OBD-II scanner to clear the code.

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