AutoCodesGMC – P1000 2017 GMC Sierra

P1000 2017 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 2017 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 180
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 2017 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 2017 GMC Sierra - Fuel Pump Driver Control Module Reset Count Message Counter Incorrect - AutoCodes.com
P1000 2017 GMC Sierra Code - Fuel Pump Driver Control Module Reset Count Message Counter Incorrect

What are the Possible Causes of the DTC P1000 2017 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 2017 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 2017 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 2017 GMC Sierra code?

Need more information on how to fix the P1000 2017 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 2017 GMC Sierra Code

What does the OBDII code P1000 mean on a 2017 GMC Sierra?

1. The P1000 code indicates an issue with the Fuel Pump Driver Control Module (FPCM), specifically that the reset count message counter is incorrect. 2.

What are the common symptoms of the P1000 code on a 2017 GMC Sierra?

Common symptoms include difficulty starting the engine, poor fuel efficiency, stalling, or the Check Engine Light being illuminated. 3.

What causes the P1000 code to appear on a 2017 GMC Sierra?

The code can be triggered by software issues in the FPCM, faulty wiring, a failing fuel pump driver control module, or improper module programming. 4.

Can a loose connection cause the P1000 code on a 2017 GMC Sierra?

Yes, loose or corroded electrical connections to the FPCM can disrupt communication and cause the P1000 code. 5.

How is the P1000 code diagnosed on a 2017 GMC Sierra?

A technician will use a scan tool to verify the code, inspect the FPCM and wiring for damage, and check for proper module programming or calibration. 6.

Is the P1000 code on a 2017 GMC Sierra serious?

While it may not cause immediate damage, it can lead to drivability issues like stalling or poor performance if left unresolved. 7.

Can the P1000 code be fixed by resetting the FPCM?

In some cases, resetting or reprogramming the FPCM using a scan tool may resolve the issue, but further repairs may be needed if the module or wiring is faulty. 8.

Does the fuel pump need to be replaced for a P1000 code on a 2017 GMC Sierra?

Not necessarily. The issue is often related to the FPCM or its communication, not the fuel pump itself, though further diagnosis is needed to confirm. 9.

What tools are needed to fix the P1000 code on a 2017 GMC Sierra?

A scan tool capable of diagnosing and reprogramming modules, along with basic tools for inspecting wiring and connections, are typically required. 10.

Can I drive my 2017 GMC Sierra with the P1000 code?

You may be able to drive the vehicle, but it’s not recommended, as the code can lead to worsening performance or stalling in critical situations.

Discuss the causes and fixes for P1000 2017 GMC Sierra OBDII Code

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