Engine-CodesGMC – P0087 2015 GMC Sierra

P0087 2015 GMC Sierra Code - Fuel Rail Low Pressure

Quick Answer

The P0087 code on a 2015 GMC Sierra indicates that there is a low fuel pressure condition in the fuel rail system. Common causes include Faulty fuel pump, Clogged fuel filter, Fuel pressure regulator malfunction. 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
P0087 2015 GMC Sierra indicates Fuel Rail Low Pressure.
Common causes
Common causes include Faulty fuel pump, Clogged fuel filter, Fuel pressure regulator malfunction.
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 15, 2024
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Code P0087 2015 GMC Sierra Description

The P0087 code on a 2015 GMC Sierra indicates that there is a low fuel pressure condition in the fuel rail system. The fuel rail is responsible for delivering pressurized fuel to the engine's fuel injectors. When the fuel pressure is too low, it can lead to a variety of performance issues and potential long-term damage if not addressed promptly.

OBDII Code P0087 2015 GMC Sierra - Fuel Rail Low Pressure
P0087 2015 GMC Sierra Code - Fuel Rail Low Pressure

Common Causes of P0087 2015 GMC Sierra

  1. Faulty fuel pump
  2. Clogged fuel filter
  3. Fuel pressure regulator malfunction
  4. Leaking fuel injectors
  5. Fuel pressure sensor issue

Symptoms of P0087 2015 GMC Sierra

  1. Hard starting
  2. Rough idling
  3. Hesitation or stumbling during acceleration
  4. Decreased power and fuel efficiency
  5. Stalling

How to Fix P0087 2015 GMC Sierra

  1. Begin by performing a fuel pressure test to determine the exact cause of the low pressure condition.
  2. Inspect the fuel pump, fuel filter, and fuel pressure regulator for any signs of damage or malfunction.
  3. Check for any leaks in the fuel system, particularly around the fuel injectors.
  4. Replace any faulty components, such as the fuel pump, fuel filter, fuel pressure regulator, or fuel injectors, as needed.
  5. Clear the diagnostic trouble codes and test drive the vehicle to ensure the issue has been resolved.

Cost to Fix P0087 2015 GMC Sierra

The cost of repairing a P0087 code on a 2015 GMC Sierra can vary depending on the specific cause of the low fuel pressure condition. In general, the cost of parts such as a fuel pump, fuel filter, fuel pressure regulator, or fuel injectors can range from $200 to $800. Labor costs at auto repair shops typically range from $80 to $150 per hour. Overall, the total repair cost for this issue could range from $300 to $1500, depending on the extent of the repairs needed. It is advisable to consult with a qualified mechanic to get an accurate estimate based on your specific vehicle and location.

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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 P0087 2015 GMC Sierra Code

1. What are the common symptoms of OBDII code P0087 in a 2015 GMC Sierra related to low fuel rail pressure?

The common symptoms of OBDII code P0087 in a 2015 GMC Sierra include hard starting, rough idling, loss of power, and potential stalling while driving.

2. What are the possible causes of OBDII code P0087 in a 2015 GMC Sierra indicating low fuel rail pressure?

Possible causes of OBDII code P0087 in a 2015 GMC Sierra include a faulty fuel pump, clogged fuel filter, fuel pressure regulator issues, or a malfunctioning fuel pressure sensor.

3. How can I diagnose the root cause of OBDII code P0087 in a 2015 GMC Sierra myself?

To diagnose the root cause of OBDII code P0087, you can start by checking the fuel pressure using a gauge, inspecting the fuel pump operation, examining the fuel lines for blockages, and testing the fuel pressure regulator and sensor.

4. Are there any quick fixes or temporary solutions for OBDII code P0087 in a 2015 GMC Sierra?

While you may be able to temporarily alleviate the symptoms of OBDII code P0087 by ensuring there is enough fuel in the tank and checking for any loose connections, it is crucial to address the root cause promptly to prevent further damage.

5. Can driving with OBDII code P0087 in a 2015 GMC Sierra cause long-term damage to the vehicle?

Continuing to drive with OBDII code P0087 indicating low fuel rail pressure can potentially lead to long-term damage to the fuel system components, reduced engine performance, and increased risk of engine failure.

6. How much does it typically cost to repair OBDII code P0087 in a 2015 GMC Sierra at a professional auto repair shop?

The cost of repairing OBDII code P0087 in a 2015 GMC Sierra can vary depending on the specific underlying issue, but it may range from $200 to $800, including parts and labor.

7. Is it safe to reset the OBDII code P0087 in a 2015 GMC Sierra using a diagnostic tool without addressing the root cause?

Resetting the OBDII code P0087 without fixing the underlying problem may temporarily turn off the check engine light, but the issue will persist, and potential long-term damage to the vehicle can occur.

8. How often should I check the fuel system components to prevent OBDII code P0087 in a 2015 GMC Sierra?

Regular maintenance checks of the fuel system components, including the fuel pump, filter, pressure regulator, and sensor, are recommended as part of routine vehicle maintenance to help prevent OBDII code P0087 occurrences.

9. Can extreme weather conditions or poor fuel quality contribute to triggering OBDII code P0087 in a 2015 GMC Sierra?

Yes, extreme weather conditions, such as extreme cold or heat, as well as poor-quality fuel, can affect the fuel system's performance and potentially lead to triggering OBDII code P0087 indicating low fuel rail pressure.

10. Are there any recalls related to OBDII code P0087 in a 2015 GMC Sierra for fuel system issues?

It is essential to check with the manufacturer or authorized dealerships for any recalls or service bulletins related to OBDII code P0087 in a 2015 GMC Sierra to address potential fuel system issues covered under warranty.

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