AutoCodesGMC – B0080 2015 GMC Sierra

B0080 2015 GMC Sierra Code - Passenger Seat Position Sensor Circuit

Quick Answer

The seat position sensor is used to determine the proximity of the front driver or passenger seat position with respect to the front air bag. Common causes include Faulty Passenger Seat Position Sensor, Passenger Seat Position Sensor harness is open or shorted, Passenger Seat Position 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
B0080 2015 GMC Sierra indicates Passenger Seat Position Sensor Circuit.
Common causes
Common causes include Faulty Passenger Seat Position Sensor, Passenger Seat Position Sensor harness is open or shorted, Passenger Seat Position 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 285
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Oct 17, 2022
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Code B0080 2015 GMC Sierra Description

The seat position sensor is used to determine the proximity of the front driver or passenger seat position with respect to the front air bag. There are two states of seat position, forward and rearward. The seat position sensor interfaces with the Inflatable Restraint Sensing and Diagnostic Module (SDM) and allows the inflatable restraint sensing and diagnostic module to disable stage 2 of the air bag for a front seat that is forward of the forward/rearward point in seat track. The seat position sensor provides two current ranges, one range for the forward seat position and one for the rearward seat position. When the Inflatable Restraint Sensing and Diagnostic Module receives input from a seat position sensor that the seat is rearward, and the inflatable restraint sensing and diagnostic module will not disable stage 2 deployment. When the seat is forward, the Inflatable Restraint Sensing and Diagnostic Module will disable stage 2 deployment. The inflatable restraint sensing and diagnostic module monitors the seat position sensor circuit and if a fault is detected, the Inflatable Restraint Sensing and Diagnostic Module will set Diagnostic Trouble Code (DTC) B0080 and disable stage 2 frontal deployment.
OBDII Code B0080 2015 GMC Sierra - Passenger Seat Position Sensor Circuit - AutoCodes.com
B0080 2015 GMC Sierra Code - Passenger Seat Position Sensor Circuit

What are the Possible Causes of the DTC B0080 2015 GMC Sierra?

  • Faulty Passenger Seat Position Sensor
  • Passenger Seat Position Sensor harness is open or shorted
  • Passenger Seat Position Sensor circuit poor electrical connection
  • Faulty Inflatable Restraint Sensing and Diagnostic Module (SDM)

How to Fix the DTC B0080 2015 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 B0080 2015 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 B0080 2015 GMC Sierra code?

Need more information on how to fix the B0080 2015 GMC Sierra code? Get Access to Factory Service Manuals

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Get the B0080 2015 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 B0080 2015 GMC Sierra Code

1. What are the common symptoms of OBDII code B0080 in a 2015 GMC Sierra related to the passenger seat position sensor circuit?

- The common symptoms include the airbag light turning on, the passenger airbag system being disabled, and potential issues with the seatbelt reminder.

2. What are some possible causes of OBDII code B0080 in a 2015 GMC Sierra?

- The code B0080 can be triggered by a faulty passenger seat position sensor, damaged wiring or connectors in the sensor circuit, or a malfunction in the airbag control module.

3. How can I diagnose the issue causing OBDII code B0080 in my 2015 GMC Sierra?

- Diagnosing the issue involves using a diagnostic scanner to retrieve the specific fault codes, conducting visual inspections of the sensor and its wiring, and performing continuity and resistance tests to pinpoint the fault.

4. Can I still drive my 2015 GMC Sierra with OBDII code B0080 present?

- While the vehicle may still be operable, it is recommended to address the issue promptly to ensure the proper functioning of the passenger airbag system in case of an accident.

5. Are there any DIY repair tips for fixing OBDII code B0080 in a 2015 GMC Sierra?

- DIY repair tips include checking and securing the wiring connections, inspecting the sensor for damage, and resetting the airbag system using a diagnostic scanner after making any necessary repairs.

6. Is it safe to reset the OBDII code B0080 in my 2015 GMC Sierra without fixing the underlying issue?

- It is not recommended to reset the code without addressing the root cause, as it may lead to a recurrence of the problem and compromise the safety features of the airbag system.

7. How much does it typically cost to repair OBDII code B0080 in a 2015 GMC Sierra at a dealership or mechanic?

- The cost of repair can vary depending on the specific issue, but it may range from $100 to $500, including parts and labor.

8. Can a faulty passenger seat position sensor impact the overall safety of my 2015 GMC Sierra?

- Yes, a faulty sensor can affect the proper deployment of the passenger airbag in the event of a collision, potentially compromising the safety of the vehicle occupants.

9. Are there any recalls or technical service bulletins related to OBDII code B0080 in a 2015 GMC Sierra?

- It's recommended to check with a GMC dealership or visit the National Highway Traffic Safety Administration (NHTSA) website for any relevant recalls or bulletins related to this issue.

10. How long does it take to repair the passenger seat position sensor circuit issue causing OBDII code B0080 in a 2015 GMC Sierra?

- The repair time can vary based on the extent of the issue and the availability of parts, but it typically takes a few hours to half a day for a qualified mechanic to diagnose and fix the problem.

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