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Code B0083

Quick reference

B0083 at a glance

Plain-language meaning
This code means there's a problem with the safety system that controls how tight the seatbelt gets in the back seat on the left side during a crash.
Urgency
High – This issue affects the vehicle's safety system and should be addressed immediately.
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 safety system that controls how tight the seatbelt gets in the back seat on the left side during a crash.

Explanation

The code B0083 indicates an issue with the deployment control of the load limiter for the second row left seat belt. This system is designed to reduce the force on the occupant during a crash by controlling the tension in the seatbelt.

Technical description

The load limiter is a crucial component in modern seatbelt systems, designed to reduce the risk of injury by allowing some of the seatbelt webbing to spool out in a controlled manner during a crash. The B0083 code is triggered when the vehicle's control module detects a fault in the deployment control circuit for the load limiter on the second row left seatbelt.

Symptoms

• Airbag warning light is on

• Seatbelt pretensioner may not work properly

• Possible error message on dashboard

Common Causes

• Faulty seatbelt load limiter

• Damaged wiring or connectors

• Malfunctioning control module

Glossary

Load Limiter: A device that reduces the force exerted by a seatbelt on an occupant during a crash.

Control Module: An electronic component that manages various systems in the vehicle.

Diagnosis steps

• Inspect the seatbelt and load limiter for physical damage.

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

• Use a diagnostic tool to read and clear codes, then test the system.

Repair procedures

• Replace the faulty seatbelt load limiter.

• Repair or replace damaged wiring or connectors.

• Reprogram or replace the control module if necessary.

Tools required

• OBD-II scanner

• Multimeter

• Basic hand tools

Estimated repair cost

$150 - $500

Difficulty level

Moderate

Commonly affected vehicles

• Chevrolet Tahoe

• GMC Yukon

• Cadillac Escalade

Preventive measures

• Regularly inspect seatbelts for wear and tear.

• Ensure all safety recalls are addressed promptly.

• Avoid modifications to the seatbelt 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

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

Historical data

This code has been more prevalent in vehicles with higher mileage where seatbelt components may have worn out.

Urgency level

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

Testing conditions

• Vehicle stationary

• Diagnostic tool connected

Component location

The second row left seatbelt load limiter is located within the seatbelt assembly on the left side of the second row of seats.

FAQs

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

Q: Will this affect my airbags?
A: While this code specifically relates to the seatbelt, it may also indicate a broader issue with the vehicle's safety systems, including airbags.

Optional diagnostic gear

Tools that may help diagnose B0083

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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