Engine-CodesGMC – P054E 2017 GMC Sierra

P054E 2017 GMC Sierra Code - Idle Control Fuel Quantity Lower Than Expected

Quick Answer

The P054E diagnostic trouble code (DTC) for a 2017 GMC Sierra indicates that the idle control fuel quantity is lower than expected. Common causes include Faulty fuel injector, Clogged fuel filter, Vacuum leak. 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
P054E 2017 GMC Sierra indicates Idle Control Fuel Quantity Lower Than Expected.
Common causes
Common causes include Faulty fuel injector, Clogged fuel filter, Vacuum leak.
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 18, 2024
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Code P054E 2017 GMC Sierra Description

The P054E diagnostic trouble code (DTC) for a 2017 GMC Sierra indicates that the idle control fuel quantity is lower than expected. This means that the engine control module (ECM) has detected a discrepancy between the amount of fuel being delivered to the engine during idle and the amount that is actually required for optimal performance. This issue can have a significant impact on the vehicle's overall performance, fuel efficiency, and emissions output.

OBDII Code P054E 2017 GMC Sierra - Idle Control Fuel Quantity Lower Than Expected
P054E 2017 GMC Sierra Code - Idle Control Fuel Quantity Lower Than Expected

Common Causes of P054E 2017 GMC Sierra

  1. Faulty fuel injector
  2. Clogged fuel filter
  3. Vacuum leak
  4. Malfunctioning fuel pressure regulator
  5. ECM malfunction

Symptoms of P054E 2017 GMC Sierra

  1. Rough idling
  2. Stalling
  3. Hesitation during acceleration
  4. Difficulty starting
  5. Decreased fuel efficiency

How to Fix P054E 2017 GMC Sierra

  1. Diagnose the issue by using a scan tool to retrieve the trouble code and check for any related codes or data parameters.
  2. Inspect the fuel injectors, fuel filter, vacuum lines, and fuel pressure regulator for any signs of damage or clogging.
  3. Test the fuel pressure to ensure it is within the manufacturer's specifications.
  4. Replace any faulty components, such as a defective fuel injector or clogged fuel filter.
  5. Clear the trouble code from the ECM's memory and perform a road test to verify that the issue has been resolved.

Cost to Fix P054E 2017 GMC Sierra

The cost of repairing a P054E code on a 2017 GMC Sierra can vary depending on the specific cause of the issue and the cost of parts and labor. In general, the repair costs for this type of issue can range from $200 to $500 or more. It is important to note that the actual cost may be higher or lower depending on the location, the vehicle's make and model, and the specific diagnosis time and labor rates at the auto repair shop. It is recommended to obtain a detailed estimate from a qualified mechanic before proceeding with the repair.

Tech Notes for P054E 2017 GMC Sierra

Contaminated or improper fuel quality may cause this Diagnostic Trouble Code (DTC) to set.

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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.

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