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Code B0080

Quick reference

B0080 at a glance

Plain-language meaning
This code means there's a problem with the part of the car that controls the seat belt's special safety feature. This feature helps to make sure the seat belt doesn't hurt you if you stop suddenly.
Urgency
High – This is a safety-related issue and should be addressed promptly.
Difficulty
Moderate
System
Safety System Issue
Tools mentioned
OBD-II scanner, Multimeter, Basic hand tools

This summary uses the existing diagnostic information shown in full below.

Laymans terms

This code means there's a problem with the part of the car that controls the seat belt's special safety feature. This feature helps to make sure the seat belt doesn't hurt you if you stop suddenly.

Explanation

The B0080 code indicates an issue with the driver's seat belt load limiter, which is a device that helps control the force of the seat belt during a crash.

Technical description

The driver's seat belt load limiter is a component of the Supplemental Restraint System (SRS) that reduces the belt's force on the occupant during a collision. The deployment control monitors and adjusts the limiter's function. A fault in this system may trigger the B0080 code.

Symptoms

• SRS warning light on

• Seat belt may not function properly

• Possible error code stored in the vehicle's computer

Common Causes

• Faulty seat belt load limiter

• Damaged wiring or connectors

• Faulty SRS control module

Glossary

SRS: Supplemental Restraint System

OBD-II: On-Board Diagnostics, Second Generation

Diagnosis steps

• Use an OBD-II scanner to confirm the B0080 code.

• Inspect the seat belt load limiter for physical damage.

• Check wiring and connectors for damage or disconnection.

Repair procedures

• Replace the faulty seat belt load limiter.

• Repair or replace damaged wiring or connectors.

• Reset the SRS system and clear the code.

Tools required

• OBD-II scanner

• Multimeter

• Basic hand tools

Estimated repair cost

$150 - $400

Difficulty level

Moderate

Commonly affected vehicles

• Chevrolet Malibu

• GMC Sierra

• Cadillac Escalade

Preventive measures

• Regularly inspect seat belt components.

• Ensure proper maintenance of the SRS system.

• Avoid tampering with seat belt mechanisms.

Error code type

Safety System Issue

User experience recommendations

• Do not ignore the SRS warning light.

• Seek professional help to diagnose and fix the issue.

• Ensure all seat belts function properly before driving.

Warranty information

Check with the vehicle manufacturer for warranty coverage on safety systems.

Historical data

This code has been associated with issues in vehicles equipped with advanced seat belt systems since the early 2000s.

Urgency level

High – This is a safety-related issue and should be addressed promptly.

Testing conditions

• Vehicle stationary

• Ignition on

Component location

The seat belt load limiter is typically located within the seat belt retractor assembly on the driver's side.

FAQs

Q: Can I drive with a B0080 code?
A: It's not recommended to drive with this code active as it indicates a potential safety issue with the seat belt system.

Q: How do I reset the SRS light?
A: After repairs, use an OBD-II scanner to clear the code and reset the SRS light.

Optional diagnostic gear

Tools that may help diagnose B0080

FOXWELL Multi-System Scanner diagnostic tool illustration

Pro · Four-system diagnostics

FOXWELL Multi-System Scanner

A handheld scanner aimed at engine, transmission, ABS, and airbag diagnostic work.

Body and airbag faults often need a scanner that can access more than generic powertrain codes.

View on Amazon
Klein Tools MM325 diagnostic tool illustration

Universal · Digital multimeter

Klein Tools MM325

A solid entry-level multimeter for voltage, continuity, resistance, and basic electrical troubleshooting.

Helpful for checking power, ground, and continuity in body-system circuits.

View on Amazon
Bussmann Fuse Assortment diagnostic tool illustration

Universal · Fuse kit

Bussmann Fuse Assortment

Useful for electrical diagnosis when blown fuses or circuit faults are part of the troubleshooting process.

Useful when body electrical faults trace back to blown fuses or shared circuits.

View on Amazon

These are optional diagnostic tools, not guaranteed fixes. As an Amazon Associate I earn from qualifying purchases.

Source: ezOBD2 diagnostic database
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