B0083 GMC Code - Left Front Impact Sensor
Quick Answer
The B0083 diagnostic trouble code for GMC vehicles refers to an issue with the left front impact sensor. Common causes include Faulty left front impact sensor, Wiring or connection issues with the impact sensor, Corrosion or damage to the impact 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
- B0083 GMC indicates Left Front Impact Sensor.
- Common causes
- Common causes include Faulty left front impact sensor, Wiring or connection issues with the impact sensor, Corrosion or damage to the impact 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 B0083 GMC Description
The B0083 diagnostic trouble code for GMC vehicles refers to an issue with the left front impact sensor. Impact sensors are crucial components of a vehicle's safety system, designed to detect collisions and deploy airbags to protect occupants in the event of an accident. The left front impact sensor specifically monitors impact forces on the front left side of the vehicle and communicates this information to the airbag control module.
Common Causes of B0083 GMC
- Faulty left front impact sensor
- Wiring or connection issues with the impact sensor
- Corrosion or damage to the impact sensor
- Impact sensor calibration error
- Vehicle collision or impact causing damage to the sensor
Symptoms of B0083 GMC
- Airbag warning light illuminated on the dashboard
- Airbag system warning message displayed on the instrument cluster
- Inability to turn off the airbag system warning light
- Airbags not deploying in a collision
How to Fix B0083 GMC
- Diagnose the issue by using a scan tool to retrieve the specific trouble code and inspect the left front impact sensor for any visible damage or wiring issues.
- Replace the left front impact sensor if it is found to be faulty or damaged. This typically involves removing the sensor from its mounting location, disconnecting the wiring harness, and installing the new sensor.
- Check and repair any wiring or connection issues related to the impact sensor to ensure proper functionality.
- Clear the diagnostic trouble code from the vehicle's computer system using a scan tool to reset the airbag system and turn off the warning light.
- Perform a system check to ensure that the airbag system is functioning correctly after the repair.
Cost to Fix B0083 GMC
The typical repair costs for addressing a B0083 code related to the left front impact sensor can range from $200 to $500, including parts and labor. However, the actual cost may vary depending on the specific vehicle make and model, the location of the repair shop, and any additional components that may need to be replaced. It is advisable to consult with a certified mechanic or auto repair shop for a more accurate cost estimate based on the individual circumstances of the vehicle. Keep in mind that diagnosis time and labor rates can also impact the overall cost of the repair.
Tech Notes for B0083 GMC
B0083:05 Left Front Impact Sensor Short to Battery or Open
B0083:08 Left Front Impact Sensor Signal Invalid
B0083:0F Left Front Impact Sensor Erratic
B0083:39 Left Front Impact Sensor Internal Electronic Failure
B0083:3A Left Front Impact Sensor Incorrect Component Installed
B0083:71 Left Front Impact Sensor Invalid Serial Data Received
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Information for Specific GMC Models
- B0083 2014 GMC Sierra — Left Front Impact Sensor
- B0083 2015 GMC Sierra — Left Front Impact Sensor
- B0083 2016 GMC Sierra — Left Front Impact Sensor
- B0083 2017 GMC Sierra — Left Front Impact Sensor
- B0083 2018 GMC Sierra — Left Front Impact Sensor
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 B0083 GMC Code
1. What are the common symptoms of OBDII code B0083 GMC (Left Front Impact Sensor)?
The common symptoms of code B0083 GMC may include the airbag warning light illuminating on the dashboard, a message indicating issues with the airbag system, or the airbags not deploying in the event of a collision.
2. What are the possible causes of OBDII code B0083 GMC (Left Front Impact Sensor)?
The code B0083 GMC is typically triggered by a malfunction in the left front impact sensor, which could be due to wiring issues, sensor damage, or a faulty connection.
3. How can I diagnose the OBDII code B0083 GMC (Left Front Impact Sensor)?
Diagnosing the code B0083 GMC involves using a scan tool to retrieve the specific trouble code, conducting a visual inspection of the left front impact sensor and its wiring, and testing the sensor for proper functionality.
4. Can I drive my vehicle with OBDII code B0083 GMC (Left Front Impact Sensor) present?
It is not recommended to drive your vehicle with the code B0083 GMC active, as it indicates a potential issue with the airbag system, which may compromise your safety in the event of a collision.
5. How can I repair OBDII code B0083 GMC (Left Front Impact Sensor)?
Repairing the code B0083 GMC involves addressing the root cause of the issue, which may include repairing or replacing the left front impact sensor, fixing any wiring issues, or ensuring a proper connection.
6. Is it possible to reset OBDII code B0083 GMC (Left Front Impact Sensor) without fixing the underlying problem?
Resetting the code B0083 GMC without fixing the underlying issue will only temporarily clear the fault code, but the problem will likely reoccur until the root cause is properly addressed.
7. Are there any safety concerns associated with OBDII code B0083 GMC (Left Front Impact Sensor)?
Yes, there are safety concerns associated with the code B0083 GMC, as it indicates a potential malfunction in the airbag system, which is designed to protect occupants in the event of a collision.
8. How much does it typically cost to repair OBDII code B0083 GMC (Left Front Impact Sensor)?
The cost of repairing the code B0083 GMC can vary depending on the specific cause of the issue, but it may involve sensor replacement, wiring repairs, or professional diagnostic fees.
9. Can a DIY enthusiast fix OBDII code B0083 GMC (Left Front Impact Sensor)?
While some DIY enthusiasts may have the skills to address simple wiring issues or sensor replacements, diagnosing and repairing the code B0083 GMC may require specialized tools and expertise best handled by a professional mechanic.
10. How long does it take to repair OBDII code B0083 GMC (Left Front Impact Sensor)?
The repair time for the code B0083 GMC can vary based on the complexity of the issue and the availability of parts, but it typically ranges from a few hours to a full day, depending on the extent of the repairs needed.
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