Engine-CodesGMC – P1005 2015 GMC Sierra

P1005 2015 GMC Sierra Code - Fuel Pump Driver Control Module Enable Too Many Resets

Quick Answer

The P1005 code for a 2015 GMC Sierra indicates that there is an issue with the Fuel Pump Driver Control Module (FPCM) enabling too many resets. Common causes include Wiring or connector issues, Faulty fuel pump driver module, Malfunctioning fuel pump. 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
P1005 2015 GMC Sierra indicates Fuel Pump Driver Control Module Enable Too Many Resets.
Common causes
Common causes include Wiring or connector issues, Faulty fuel pump driver module, Malfunctioning fuel pump.
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 12, 2024
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Code P1005 2015 GMC Sierra Description

The P1005 code for a 2015 GMC Sierra indicates that there is an issue with the Fuel Pump Driver Control Module (FPCM) enabling too many resets. The FPCM is a crucial component in the fuel system of the vehicle, responsible for controlling the fuel pump and ensuring the correct amount of fuel is delivered to the engine. When the FPCM enables too many resets, it means that there have been multiple instances where the module has had to reset itself, indicating a potential underlying problem that needs to be addressed.

OBDII Code P1005 2015 GMC Sierra - Fuel Pump Driver Control Module Enable Too Many Resets
P1005 2015 GMC Sierra Code - Fuel Pump Driver Control Module Enable Too Many Resets

Common Causes of P1005 2015 GMC Sierra

  1. Wiring or connector issues
  2. Faulty fuel pump driver module
  3. Malfunctioning fuel pump
  4. Power supply issues to the FPCM
  5. Corrosion or damage to FPCM components

Symptoms of P1005 2015 GMC Sierra

  1. Engine stalling or hesitation
  2. Rough idling or misfires
  3. Decreased fuel efficiency
  4. Check Engine Light illuminated
  5. Difficulty starting the vehicle

How to Fix P1005 2015 GMC Sierra

  1. Diagnose the specific cause of the issue using a diagnostic scanner to read the code and pinpoint the underlying problem.
  2. Inspect wiring and connectors for any damage or corrosion, repair or replace as needed.
  3. Test the fuel pump driver module and fuel pump for proper functionality, replace if necessary.
  4. Check the power supply to the FPCM and ensure it is providing the correct voltage.
  5. Clear the code and reset the FPCM, then test drive the vehicle to ensure the issue has been resolved.

Cost to Fix P1005 2015 GMC Sierra

The repair cost for addressing the P1005 code on a 2015 GMC Sierra can vary depending on the specific cause of the issue and the labor rates of the repair shop. On average, the repair cost for this issue could range from $200 to $500, including parts and labor. It's important to keep in mind that diagnostic time and labor rates at auto repair shops can vary, so it's advisable to check with local shops for a more accurate estimate.

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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 P1005 2015 GMC Sierra Code

What does the OBDII code P1005 mean on a 2015 GMC Sierra?

P1005 indicates that the Fuel Pump Driver Control Module (FPCM) has experienced too many resets due to an internal fault or communication issue.

What are the common symptoms of code P1005 in a 2015 GMC Sierra?

Common symptoms include difficulty starting the engine, stalling, poor fuel efficiency, and a check engine light.

What causes code P1005 to be triggered?

The code is often caused by a faulty Fuel Pump Driver Control Module, wiring issues, loose connections, or a failing fuel pump.

Can a weak battery cause the P1005 code on a GMC Sierra?

Yes, a weak or failing battery can cause voltage irregularities that may lead to the FPCM resetting too frequently.

How do you diagnose the P1005 code on a 2015 GMC Sierra?

Diagnosis includes scanning for additional codes, inspecting the FPCM and its wiring for damage or corrosion, and testing the fuel pump for proper operation.

Is it safe to drive a 2015 GMC Sierra with a P1005 code?

Driving with this code is not recommended, as it may result in poor performance, stalling, or further damage to the fuel system.

How do you fix the P1005 code on a 2015 GMC Sierra?

Repairs may involve replacing the Fuel Pump Driver Control Module, repairing damaged wiring, or addressing battery and voltage issues.

What tools are needed to fix the P1005 code?

Basic tools include an OBDII scanner, multimeter for testing voltage, and possibly replacement parts like the FPCM or wiring connectors.

How much does it cost to fix a P1005 code on a GMC Sierra?

Repair costs vary, but replacing the FPCM typically ranges from $200 to $500, including parts and labor.

Can a software update fix the P1005 code on a 2015 GMC Sierra?

In some cases, a software update for the vehicle’s control module may resolve communication issues causing this code. Consult a dealership for more information.

Discuss the causes and fixes for P1005 2015 GMC Sierra OBDII Code

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