AutoCodesGMC – B0086 2016 GMC Sierra

B0086 2016 GMC Sierra Code - Right Front Side Impact Sensor

Quick Answer

The impact sensors are equipped on vehicles to supplement the supplemental inflatable restraint (SIR) system performance. Common causes include Faulty Right Front Side Impact Sensor, Right Front Side Impact Sensor harness is open or shorted, Right Front Side Impact Sensor circuit poor electrical connection. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means
B0086 2016 GMC Sierra indicates Right Front Side Impact Sensor.
Common causes
Common causes include Faulty Right Front Side Impact Sensor, Right Front Side Impact Sensor harness is open or shorted, Right Front Side Impact Sensor circuit poor electrical connection.
Severity
High - diagnose this code as soon as possible.
Can I drive?
Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
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Code Popularity 368
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Oct 24, 2022
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Code B0086 2016 GMC Sierra Description

The impact sensors are equipped on vehicles to supplement the supplemental inflatable restraint (SIR) system performance. The impact sensors are electronic and are not part of the deployment loops, but instead provide inputs to the Inflatable Restraint Sensing and Diagnostic Module (SDM). The impact sensors can assist in determining the severity of some frontal and side collisions. The Inflatable Restraint Sensing and Diagnostic Module use the input from the impact sensors to assist in determining the severity of a collision, further supporting air bag deployment. If the Inflatable Restraint Sensing and Diagnostic Module determines a deployment is warranted, the Inflatable Restraint Sensing and Diagnostic Module will cause current to flow through the deployment loops deploying the air bags.
OBDII Code B0086 2016 GMC Sierra - Right Front Side Impact Sensor - AutoCodes.com
B0086 2016 GMC Sierra Code - Right Front Side Impact Sensor

What are the Possible Causes of the DTC B0086 2016 GMC Sierra?

  • Faulty Right Front Side Impact Sensor
  • Right Front Side Impact Sensor harness is open or shorted
  • Right Front Side Impact Sensor circuit poor electrical connection
  • Faulty Inflatable Restraint Sensing and Diagnostic Module (SDM)

How to Fix the DTC B0086 2016 GMC Sierra?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

Code Tech Notes

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B0086 2016 GMC Sierra code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the B0086 2016 GMC Sierra code?

Need more information on how to fix the B0086 2016 GMC Sierra code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B0086 2016 GMC Sierra code diagnosed by a professional: Find a repair shop in your area

Precautions for SRS “AIR BAG” and “SEAT BELT PRE-TENSIONER” Service

  • Never probe the electrical connectors on air bag, side air curtain modules or seat belts.
  • Never disassemble or tamper with safety belt buckle/retractor pretensioners, adaptive load limiting retractors, safety belt inflators, or probe the electrical connectors.
  • Do not use electrical test equipment to check SRS circuits unless instructed to in this Service Manual.
  • Before servicing the SRS, turn ignition switch OFF, disconnect both battery cables and wait at least 3 minutes. For approximately 3 minutes after the cables are removed, it is still possible for the air bag and seat belt pre-tensioner to deploy. Therefore, do not work on any SRS connectors or wires until at least 3 minutes have passed.

Failure to follow this instruction may result in the accidental deployment of these modules, which increases the risk of serious personal injury or death.

About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about B0086 2016 GMC Sierra Code

1. What does OBDII code B0086 for a 2016 GMC Sierra mean?

The B0086 code specifically relates to the Right Front Side Impact Sensor on a 2016 GMC Sierra.

2. What are common symptoms of a Right Front Side Impact Sensor issue?

Common symptoms may include the airbag warning light illuminating on the dashboard and potential issues with the airbag system's functionality.

3. What are possible causes of OBDII code B0086 in a 2016 GMC Sierra?

Possible causes include a malfunctioning or damaged Right Front Side Impact Sensor, wiring issues, or a problem with the airbag control module.

4. How can I diagnose a B0086 trouble code in my 2016 GMC Sierra?

Diagnosis typically involves using a scan tool to read the code, checking the sensor and its wiring for damage or corrosion, and testing the sensor's functionality.

5. Can I drive my GMC Sierra with an active B0086 trouble code?

It is not recommended to drive the vehicle with an active B0086 code, as it indicates a potential issue with the airbag system's safety features.

6. How can I reset the B0086 trouble code in my 2016 GMC Sierra?

Resetting the code usually involves using an OBDII scanner to clear the code after addressing the underlying issue with the Right Front Side Impact Sensor.

7. Is it safe to repair a B0086 code on my GMC Sierra myself?

Repairing a B0086 code may involve working with the airbag system, which can be dangerous if not done correctly. It's recommended to have a professional mechanic handle the repair.

8. What are the potential risks of ignoring a B0086 trouble code in my 2016 GMC Sierra?

Ignoring a B0086 code could result in the airbag system not deploying properly in the event of a collision, potentially leading to increased injury risk for occupants.

9. How much does it typically cost to repair a B0086 trouble code on a 2016 GMC Sierra?

The cost of repairing a B0086 code can vary depending on the underlying issue, but it may involve replacing the Right Front Side Impact Sensor, addressing wiring problems, or resetting the airbag system.

10. Can a B0086 trouble code on a 2016 GMC Sierra be a false alarm?

While rare, false alarms can occur with OBDII trouble codes. It's still essential to diagnose and address the issue to ensure the airbag system's proper functioning and safety.

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