AutoCodes – GMC – C0287 2015 GMC Sierra

C0287 2015 GMC Sierra Code - Longitudinal Acceleration Sensor Signal

Quick Answer

The Yaw Rate, Lateral Acceleration, and Longitudinal Acceleration Sensors are combined into one Multi-Axis Acceleration Sensor, internal to the Inflatable Restraint Sensing and Diagnostic Module. Common causes include Faulty Longitudinal Acceleration Sensor (Internal to the Inflatable Restraint Sensing and Diagnostic Module), Longitudinal Acceleration Sensor harness is open or shorted, Longitudinal Acceleration 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
C0287 2015 GMC Sierra indicates Longitudinal Acceleration Sensor Signal.
Common causes
Common causes include Faulty Longitudinal Acceleration Sensor (Internal to the Inflatable Restraint Sensing and Diagnostic Module), Longitudinal Acceleration Sensor harness is open or shorted, Longitudinal Acceleration 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 209
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jun 28, 2023
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Code C0287 2015 GMC Sierra Description

The Yaw Rate, Lateral Acceleration, and Longitudinal Acceleration Sensors are combined into one Multi-Axis Acceleration Sensor, internal to the Inflatable Restraint Sensing and Diagnostic Module. The Multi-Axis Acceleration Sensor communicates via serial data with the Electronic Brake Control Module (EBCM). The Electronic Brake Control Module activates the stability control function depending on the Multi-Axis Acceleration Sensor input. The Inflatable Restraint Sensing and Diagnostic Module uses the Multi-Axis Acceleration Sensor to determine if the vehicle is in a rollover or near collision incident. The Diagnostic Trouble Code (DTC) will be set if the Longitudinal Acceleration Sensor signal is out of the specified range.
OBDII Code C0287 2015 GMC Sierra - Longitudinal Acceleration Sensor Signal - AutoCodes.com
C0287 2015 GMC Sierra Code - Longitudinal Acceleration Sensor Signal

What are the Possible Causes of the DTC C0287 2015 GMC Sierra?

  • Faulty Longitudinal Acceleration Sensor (Internal to the Inflatable Restraint Sensing and Diagnostic Module)
  • Longitudinal Acceleration Sensor harness is open or shorted
  • Longitudinal Acceleration Sensor circuit poor electrical connection
  • Faulty Electronic Brake Control Module (EBCM)

How to Fix the DTC C0287 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.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the C0287 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 C0287 2015 GMC Sierra code?

Need more information on how to fix the C0287 2015 GMC Sierra code? Get Access to Factory Service Manuals

Need Help with the Code?

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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 C0287 2015 GMC Sierra Code

1. What are the common symptoms of OBDII code C0287 in a 2015 GMC Sierra?

- Common symptoms include the illumination of the Check Engine Light, stability control system malfunctions, and potential issues with the vehicle's traction control system.

2. What does the OBDII code C0287 indicating "Longitudinal Acceleration Sensor Signal" mean for a 2015 GMC Sierra?

- This code indicates a problem with the longitudinal acceleration sensor signal, which is crucial for the vehicle's stability control system to function properly.

3. What are the possible causes of OBDII code C0287 in a 2015 GMC Sierra?

- Possible causes include a faulty longitudinal acceleration sensor, damaged wiring or connectors related to the sensor, or issues with the stability control module.

4. How can I diagnose the root cause of OBDII code C0287 in my 2015 GMC Sierra?

- A thorough diagnostic process involving checking the sensor's wiring, connectors, and sensor itself with a multimeter and scanner is recommended to pinpoint the exact cause of the issue.

5. Can I continue driving my 2015 GMC Sierra with OBDII code C0287?

- It is not advisable to continue driving the vehicle with this code present, as it can affect the stability and control systems, potentially compromising the vehicle's safety.

6. How can I repair OBDII code C0287 in my 2015 GMC Sierra?

- Repair involves addressing the root cause, which may include replacing the faulty longitudinal acceleration sensor, repairing damaged wiring or connectors, or reprogramming the stability control module.

7. Is it possible to reset OBDII code C0287 in a 2015 GMC Sierra without fixing the underlying issue?

- While you can clear the code temporarily, it is crucial to address the underlying problem to prevent the issue from reoccurring and ensure the proper functioning of the vehicle's safety systems.

8. Can extreme weather conditions cause OBDII code C0287 to trigger in a 2015 GMC Sierra?

- Yes, extreme temperatures or environmental conditions can sometimes affect the longitudinal acceleration sensor's signal, leading to the activation of this trouble code.

9. Will disconnecting the battery reset OBDII code C0287 in a 2015 GMC Sierra?

- Disconnecting the battery may clear the code temporarily, but it is essential to diagnose and fix the root cause to prevent the code from reappearing.

10. How much can I expect to pay for repairing OBDII code C0287 in my 2015 GMC Sierra?

- The cost of repair can vary depending on the exact cause of the issue, but it typically ranges from $200 to $500, including parts and labor.

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