Engine-CodesChevrolet – B0085 2015 Chevrolet Silverado

B0085 2015 Chevrolet Silverado Code - Left Front Side Impact Sensor

Quick Answer

The B0085 code on a 2015 Chevrolet Silverado indicates a problem with the left front side impact sensor. Common causes include Sensor wiring or connector damage, Corrosion or moisture intrusion in the sensor, Impact or damage to the sensor itself. 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
B0085 2015 Chevrolet Silverado indicates Left Front Side Impact Sensor.
Common causes
Common causes include Sensor wiring or connector damage, Corrosion or moisture intrusion in the sensor, Impact or damage to the sensor itself.
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.
Table of contents Created and updated by William Orellana on Sep 14, 2024
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Code B0085 2015 Chevrolet Silverado Description

The B0085 code on a 2015 Chevrolet Silverado indicates a problem with the left front side impact sensor. This sensor is a crucial component of the vehicle's safety system, designed to detect impacts on the left front side of the vehicle and trigger the deployment of the airbags if necessary. When this sensor malfunctions or fails, it can compromise the vehicle's ability to accurately detect and respond to side impacts, potentially putting occupants at risk in the event of a collision.

OBDII Code B0085 2015 Chevrolet Silverado - Left Front Side Impact Sensor
B0085 2015 Chevrolet Silverado Code - Left Front Side Impact Sensor

Common Causes of B0085 2015 Chevrolet Silverado

  1. Sensor wiring or connector damage
  2. Corrosion or moisture intrusion in the sensor
  3. Impact or damage to the sensor itself
  4. Faulty airbag control module
  5. Electrical issues in the circuit connecting the sensor to the airbag system

Symptoms of B0085 2015 Chevrolet Silverado

  1. Airbag warning light illuminated on the dashboard
  2. Airbags not deploying in a collision
  3. False deployment of airbags
  4. Inaccurate deployment of airbags
  5. Issues with other safety systems like seat belt pretensioners

How to Fix B0085 2015 Chevrolet Silverado

  1. Diagnose the specific cause of the B0085 code using a scan tool to pinpoint the issue.
  2. Inspect the sensor, wiring, and connectors for any visible damage or corrosion.
  3. Replace the left front side impact sensor if it is found to be faulty.
  4. Repair or replace any damaged wiring or connectors.
  5. Clear the code from the vehicle's computer system and test the airbag system to ensure proper functionality.

Cost to Fix B0085 2015 Chevrolet Silverado

The cost of repairing a left front side impact sensor on a 2015 Chevrolet Silverado can vary depending on the specific cause of the issue and the cost of parts and labor in your area. On average, you can expect to pay anywhere from $200 to $500 for parts and labor. Keep in mind that diagnostic time and labor rates at auto repair shops can vary, so it's a good idea to get quotes from multiple shops to find the best price.

Tech Notes for B0085 2015 Chevrolet Silverado

B0085:02 Left Front Side Impact Sensor Short to Ground

B0085:05 Left Front Side Impact Sensor High Voltage/Open

B0085:0F Left Front Side Impact Sensor Signal Erratic

B0085:39 Left Front Side Impact Sensor Internal Malfunction

B0085:3A Left Front Side Impact Sensor Incorrect Component Installed

B0085:71 Left Front Side Impact Sensor Invalid Data

Need more information about the B0085 2015 Chevrolet Silverado code?

Need more information on how to fix the B0085 2015 Chevrolet Silverado code? Get Access to Factory Service Manuals

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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 B0085 2015 Chevrolet Silverado Code

1. What does OBDII code B0085 for a 2015 Chevrolet Silverado indicate?

The code B0085 in a 2015 Chevrolet Silverado relates to the Left Front Side Impact Sensor.

2. What are common symptoms associated with OBDII code B0085 in a 2015 Chevrolet Silverado?

Common symptoms include the airbag warning light being illuminated on the dashboard and potential issues with the airbag system deployment.

3. What are the possible causes of OBDII code B0085 in a 2015 Chevrolet Silverado?

Potential causes of this code may include a faulty left front side impact sensor, wiring issues, or a poor connection.

4. How can I diagnose the OBDII code B0085 in my 2015 Chevrolet Silverado?

Diagnosis typically involves using an OBDII scanner to read the code, inspecting the left front side impact sensor and its wiring for any visible damage, and conducting a thorough visual inspection.

5. Can I continue to drive my 2015 Chevrolet Silverado with OBDII code B0085?

It is not recommended to drive the vehicle with an unresolved B0085 code, as it may affect the proper functioning of the airbag system in case of an accident.

6. Is it safe to reset the OBDII code B0085 in my 2015 Chevrolet Silverado?

While you can reset the code temporarily, it is crucial to address the underlying issue causing the B0085 code to ensure your safety in case of a collision.

7. How can I repair OBDII code B0085 in my 2015 Chevrolet Silverado?

Repairing the B0085 code may involve replacing the left front side impact sensor, repairing any damaged wiring, or addressing any loose connections in the system.

8. Can I fix OBDII code B0085 in my 2015 Chevrolet Silverado myself?

If you have experience with automotive repairs and access to the necessary tools, you may be able to address the B0085 code yourself. However, it is recommended to consult a professional if you are unsure.

9. Are there any recalls related to OBDII code B0085 in the 2015 Chevrolet Silverado?

It's essential to check with the manufacturer or authorized dealerships for any recalls or service bulletins related to the B0085 code in your specific vehicle.

10. How much does it typically cost to repair OBDII code B0085 in a 2015 Chevrolet Silverado?

The cost of repairing the B0085 code can vary depending on the extent of the issue, parts needed, and labor costs. It's advisable to obtain quotes from local mechanics or dealerships for an accurate estimate.

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