AutoCodesGMC – P1000 2014 GMC Sierra

P1000 2014 GMC Sierra Code - Fuel Pump Driver Control Module Reset Count Message Counter Incorrect

Quick Answer

Control modules connected to the serial data circuits monitor the communication during normal vehicle operation. Common causes include Faulty Fuel Pump Driver Control Module, Fuel Pump Driver Control Module harness is open or shorted, Fuel Pump Driver Control Module 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
P1000 2014 GMC Sierra indicates Fuel Pump Driver Control Module Reset Count Message Counter Incorrect.
Common causes
Common causes include Faulty Fuel Pump Driver Control Module, Fuel Pump Driver Control Module harness is open or shorted, Fuel Pump Driver Control Module 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 191
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Aug 18, 2022
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Code P1000 2014 GMC Sierra Description

Control modules connected to the serial data circuits monitor the communication during normal vehicle operation. Operating information and commands are exchanged among the control modules. Each module on the serial data circuit maintains a transmit error counter and a receive error counter. The counter values increase with detected errors and decrease with error-free messages. The Diagnostic Trouble Code (DTC) will be set when the Fuel Pump Driver Control Module Reset Count Message Counter is Incorrect.
OBDII Code P1000 2014 GMC Sierra - Fuel Pump Driver Control Module Reset Count Message Counter Incorrect - AutoCodes.com
P1000 2014 GMC Sierra Code - Fuel Pump Driver Control Module Reset Count Message Counter Incorrect

What are the Possible Causes of the DTC P1000 2014 GMC Sierra?

  • Faulty Fuel Pump Driver Control Module
  • Fuel Pump Driver Control Module harness is open or shorted
  • Fuel Pump Driver Control Module circuit poor electrical connection

How to Fix the DTC P1000 2014 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 P1000 2014 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 P1000 2014 GMC Sierra code?

Need more information on how to fix the P1000 2014 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 P1000 2014 GMC Sierra Code

1. What does the OBDII code P1000 mean on a 2014 GMC Sierra?

P1000 on a 2014 GMC Sierra indicates an issue with the Fuel Pump Driver Control Module (FPCM) Reset Count Message Counter being incorrect.

2. What are the common symptoms of code P1000 in a 2014 GMC Sierra?

Common symptoms include difficulty starting, intermittent stalling, reduced engine performance, and a potential check engine light.

3. What causes the P1000 code to appear on my GMC Sierra?

The code can be triggered by a faulty Fuel Pump Driver Control Module (FPCM), wiring issues, a failed reset procedure, or a software glitch in the module.

4. Can a loose wiring connection cause the P1000 code?

Yes, a loose or corroded connection in the wiring related to the Fuel Pump Driver Control Module can cause this issue.

5. How do I fix the P1000 code on my 2014 GMC Sierra?

Inspect the wiring and connectors for damage or corrosion, reset the module using a scan tool, and replace the FPCM if necessary.

6. Does the P1000 code mean the fuel pump itself is failing?

Not necessarily. The issue is more likely related to the control module or its communication rather than the fuel pump itself.

7. Can I drive my 2014 GMC Sierra with the P1000 code active?

While the vehicle may still drive, it’s not recommended, as the issue could lead to stalling or other performance problems.

8. What tools are needed to diagnose and repair the P1000 code?

A professional OBD-II scan tool is required to read and clear the code, and a multimeter may be needed to check wiring and connections.

9. Is reprogramming the Fuel Pump Driver Control Module required for the P1000 code?

In some cases, reprogramming or updating the software in the module may be necessary to resolve the issue.

10. How much does it cost to fix the P1000 code on a 2014 GMC Sierra?

Repair costs can vary but typically range from $100 to $500, depending on whether the module needs replacement or just a reset and wiring repair.

Discuss the causes and fixes for P1000 2014 GMC Sierra OBDII Code

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