B0085 2016 GMC Sierra Code - Left Front Side Impact Sensor
Quick Answer
The B0085 diagnostic trouble code for a 2016 GMC Sierra specifically refers to an issue with the Left Front Side Impact Sensor. Common causes include Impact or collision that damages the Left Front Side Impact Sensor, Electrical issues such as a short circuit or wiring damage, Corrosion or water damage to the sensor. 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 2016 GMC Sierra indicates Left Front Side Impact Sensor.
- Common causes
- Common causes include Impact or collision that damages the Left Front Side Impact Sensor, Electrical issues such as a short circuit or wiring damage, Corrosion or water damage to the sensor.
- 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 B0085 2016 GMC Sierra Description
The B0085 diagnostic trouble code for a 2016 GMC Sierra specifically refers to an issue with the Left Front Side Impact Sensor. This sensor is a crucial component of the vehicle's safety system, designed to detect impacts or collisions on the left front side of the vehicle. When this sensor malfunctions or fails to operate properly, it can have serious implications for the vehicle's safety features and overall performance.
Common Causes of B0085 2016 GMC Sierra
- Impact or collision that damages the Left Front Side Impact Sensor.
- Electrical issues such as a short circuit or wiring damage.
- Corrosion or water damage to the sensor.
- Faulty sensor due to manufacturing defects.
- General wear and tear over time.
Symptoms of B0085 2016 GMC Sierra
- Airbag warning light illuminated on the dashboard.
- Inaccurate or delayed deployment of airbags in a collision.
- Malfunctioning seat belt pretensioners.
- Diagnostic trouble code B0085 stored in the vehicle's computer system.
How to Fix B0085 2016 GMC Sierra
- Begin by disconnecting the vehicle's battery to prevent any electrical mishaps.
- Locate the Left Front Side Impact Sensor, typically located in the front bumper area.
- Inspect the sensor for any physical damage, corrosion, or water intrusion.
- Replace the sensor if any issues are detected, ensuring the new sensor is properly installed and secured.
- Clear the diagnostic trouble code from the vehicle's computer system and test the sensor to ensure proper functionality.
Cost to Fix B0085 2016 GMC Sierra
The cost of repairing a Left Front Side Impact Sensor can vary depending on the make and model of the vehicle, as well as the labor rates in your area. On average, the parts for this repair can range from $100 to $300, with additional costs for labor. Including labor costs, the total repair bill may fall between $200 and $500. It is advisable to contact local auto repair shops for a more accurate estimate based on your specific vehicle and location. Labor rates typically range from $80 to $150 per hour, but can vary based on the shop's location and expertise.
Tech Notes for B0085 2016 GMC Sierra
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
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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.
Frequently Asked Questions about B0085 2016 GMC Sierra Code
1. What does the OBDII code B0085 for a 2016 GMC Sierra indicate?
This code refers to a problem with the Left Front Side Impact Sensor in the vehicle.
2. What are common symptoms of a faulty Left Front Side Impact Sensor?
Common symptoms include the airbag warning light illuminating on the dashboard and potential issues with the airbag system's functionality.
3. What are possible causes of the B0085 code on a 2016 GMC Sierra?
Potential causes include a malfunctioning impact sensor, wiring issues, or a problem with the airbag control module.
4. How can I diagnose the issue with the Left Front Side Impact Sensor?
Diagnosis typically involves using a scan tool to retrieve the specific fault code, inspecting the sensor and its wiring for damage, and testing the sensor's functionality.
5. Can a DIY enthusiast repair the Left Front Side Impact Sensor issue?
While some basic troubleshooting can be done by DIY enthusiasts, repairing or replacing the impact sensor may require specialized tools and expertise best handled by a professional technician.
6. Is it safe to continue driving with the B0085 code present?
It is not recommended to drive the vehicle with the B0085 code active, as it indicates a potential problem with the airbag system that could affect its performance in the event of a collision.
7. How much does it typically cost to repair a faulty Left Front Side Impact Sensor?
The cost of repairs can vary depending on the exact cause of the issue, but it may involve replacing the sensor, addressing wiring issues, or reprogramming the airbag control module.
8. Can resetting the OBDII code B0085 temporarily fix the issue?
Resetting the code may temporarily clear the warning light, but if the underlying problem with the Left Front Side Impact Sensor is not addressed, the code is likely to reappear.
9. Are there any recalls or service bulletins related to the B0085 code on the 2016 GMC Sierra?
It's recommended to check with a GMC dealership or the National Highway Traffic Safety Administration (NHTSA) to inquire about any recalls or service bulletins related to this specific OBDII code.
10. How important is it to address the B0085 code promptly?
Promptly addressing the B0085 code related to the Left Front Side Impact Sensor is crucial for ensuring the proper functioning of the vehicle's airbag system and overall safety in the event of a collision.
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