Engine-CodesGMC – P14CD GMC

P14CD GMC Code - Fuel Pump Driver Control Module Configuration Command Signal 1 Message Counter Incorrect

Quick Answer

The P14CD GMC code indicates a problem with the Fuel Pump Driver Control Module Configuration Command Signal 1 Message Counter being incorrect. Common causes include Faulty Fuel Pump Driver Control Module, Wiring or connection issues, ECM software glitch. 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
P14CD GMC indicates Fuel Pump Driver Control Module Configuration Command Signal 1 Message Counter Incorrect.
Common causes
Common causes include Faulty Fuel Pump Driver Control Module, Wiring or connection issues, ECM software glitch.
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 07, 2024
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Code P14CD GMC Description

The P14CD GMC code indicates a problem with the Fuel Pump Driver Control Module Configuration Command Signal 1 Message Counter being incorrect. This module is responsible for controlling the fuel pump operation in the vehicle. When this code is triggered, it means that the signal counter for the configuration command sent to the fuel pump driver control module is not matching the expected value. This discrepancy can lead to issues with the fuel pump operation, affecting the vehicle's performance and potentially causing long-term damage if not addressed promptly.

OBDII Code P14CD GMC - Fuel Pump Driver Control Module Configuration Command Signal 1 Message Counter Incorrect
P14CD GMC Code - Fuel Pump Driver Control Module Configuration Command Signal 1 Message Counter Incorrect

Common Causes of P14CD GMC

  1. Faulty Fuel Pump Driver Control Module
  2. Wiring or connection issues
  3. ECM software glitch
  4. Electrical interference or corrosion
  5. Incorrect module configuration

Symptoms of P14CD GMC

  1. Engine misfires or runs rough
  2. Reduced fuel efficiency
  3. Difficulty starting the vehicle
  4. Stalling or hesitation during acceleration
  5. Check Engine Light illuminated

How to Fix P14CD GMC

  1. Use a diagnostic scanner to retrieve the trouble codes and identify the specific issue.
  2. Inspect the wiring and connections related to the Fuel Pump Driver Control Module for any damage or corrosion.
  3. Check for any software updates for the ECM that may address communication issues.
  4. Test the Fuel Pump Driver Control Module for proper function and replace if necessary.
  5. Clear the trouble codes and perform a test drive to ensure the issue has been resolved.

Cost to Fix P14CD GMC

The cost of repairing a P14CD GMC code can vary depending on the specific cause of the issue and the labor rates at the auto repair shop. In general, replacing a faulty Fuel Pump Driver Control Module can range from $200 to $500, including parts and labor. Additional costs may apply if wiring repairs or software updates are needed. It's advisable to consult with a trusted mechanic or dealership for a more accurate estimate based on your vehicle's make and model.

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Information for Specific GMC Models

  • P14CD 2014 GMC Sierra — Fuel Pump Driver Control Module Configuration Command Signal 1 Message Counter Incorrect
  • P14CD 2015 GMC Sierra — Fuel Pump Driver Control Module Configuration Command Signal 1 Message Counter Incorrect
  • P14CD 2016 GMC Sierra — Fuel Pump Driver Control Module Configuration Command Signal 1 Message Counter Incorrect
  • P14CD 2017 GMC Sierra — Fuel Pump Driver Control Module Configuration Command Signal 1 Message Counter Incorrect
  • P14CD 2018 GMC Sierra — Fuel Pump Driver Control Module Configuration Command Signal 1 Message Counter Incorrect
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 P14CD GMC Code

1. What are the common symptoms of OBDII code P14CD GMC?

- Common symptoms include engine misfires, rough idling, stalling, reduced engine performance, and illuminated Check Engine Light.

2. What causes the OBDII code P14CD GMC to appear?

- This code typically indicates a communication error between the fuel pump driver control module and the vehicle's computer, often due to a fault in the wiring or the control module itself.

3. Can a faulty fuel pump driver control module trigger code P14CD GMC?

- Yes, a malfunctioning fuel pump driver control module can lead to the appearance of code P14CD GMC as it affects the communication with the vehicle's computer.

4. How can I diagnose the issue related to the Fuel Pump Driver Control Module Configuration Command Signal 1 Message Counter Incorrect code?

- Diagnosis often involves checking the wiring harness for any damage, ensuring proper connections, and using a diagnostic scanner to further analyze the communication between the control module and the vehicle's computer.

5. Is it safe to continue driving with OBDII code P14CD GMC present?

- It is not recommended to drive with this code present, as it can lead to potential fuel delivery issues that may affect engine performance and reliability.

6. What are some repair tips for resolving OBDII code P14CD GMC?

- Repair tips may include checking and repairing any damaged wiring, replacing the fuel pump driver control module if necessary, and clearing the code with a diagnostic scanner.

7. Can a DIY enthusiast fix OBDII code P14CD GMC?

- While some basic troubleshooting steps can be performed by a DIY enthusiast, resolving this code may require advanced diagnostic tools and expertise, so it is advisable to consult a professional mechanic.

8. How much does it typically cost to repair OBDII code P14CD GMC?

- Repair costs can vary depending on the root cause of the issue, but they may range from a few hundred to over a thousand dollars, including parts and labor.

9. Will resetting the Check Engine Light resolve the OBDII code P14CD GMC?

- Simply resetting the Check Engine Light without addressing the underlying issue will not resolve the code. It is essential to diagnose and fix the root cause of the problem.

10. Are there any recalls or technical service bulletins related to OBDII code P14CD GMC?

- It is advisable to check with GMC or visit the National Highway Traffic Safety Administration (NHTSA) website to see if there are any recalls or technical service bulletins related to this specific OBDII code.

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