P14D6 2017 GMC Sierra Code - Fuel Pump Driver Control Module Configuration Command Signal 5 Message Counter Incorrect
Quick Answer
The diagnostic trouble code P14D6 for a 2017 GMC Sierra indicates a problem with the Fuel Pump Driver Control Module Configuration Command Signal 5 Message Counter being incorrect. Common causes include Faulty fuel pump driver control module, Wiring or connection issues between the control module and engine control module, Software or programming errors in the control module. 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
- P14D6 2017 GMC Sierra indicates Fuel Pump Driver Control Module Configuration Command Signal 5 Message Counter Incorrect.
- Common causes
- Common causes include Faulty fuel pump driver control module, Wiring or connection issues between the control module and engine control module, Software or programming errors in the control module.
- 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 P14D6 2017 GMC Sierra Description
The diagnostic trouble code P14D6 for a 2017 GMC Sierra indicates a problem with the Fuel Pump Driver Control Module Configuration Command Signal 5 Message Counter being incorrect. This code specifically relates to the communication between the fuel pump driver control module and the vehicle's engine control module. The fuel pump driver control module is responsible for regulating the fuel pump's operation, ensuring the correct amount of fuel is delivered to the engine for optimal performance.
Common Causes of P14D6 2017 GMC Sierra
- Faulty fuel pump driver control module.
- Wiring or connection issues between the control module and engine control module.
- Software or programming errors in the control module.
- Electrical interference or voltage fluctuations.
- Environmental factors such as moisture or corrosion affecting connections.
Symptoms of P14D6 2017 GMC Sierra
- Engine misfires or hesitation during acceleration.
- Reduced fuel efficiency.
- Stalling or difficulty starting the engine.
- Illumination of the check engine light.
- Rough idling or uneven engine performance.
How to Fix P14D6 2017 GMC Sierra
- Begin by conducting a thorough inspection of the wiring and connections between the fuel pump driver control module and the engine control module.
- Check for any signs of damage or corrosion that may be affecting the signal transmission.
- Use diagnostic tools to assess the functionality of the fuel pump driver control module and identify any faults.
- If necessary, replace the fuel pump driver control module with a new unit to ensure proper operation.
- Clear the diagnostic trouble codes and perform a test drive to confirm that the issue has been resolved.
Cost to Fix P14D6 2017 GMC Sierra
The typical repair costs for addressing a P14D6 diagnostic trouble code on a 2017 GMC Sierra can vary depending on the specific cause of the issue and the labor rates in your area. In general, replacing a faulty fuel pump driver control module can range from $200 to $500, including parts and labor. However, additional diagnostic time and potential wiring repairs may increase the overall cost. It is advisable to consult with a qualified mechanic or dealership to obtain an accurate estimate based on your vehicle's specific needs. Labor rates at auto repair shops can vary between $80 and $150 per hour, so it's essential to consider these factors when budgeting for the repair.
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Frequently Asked Questions about P14D6 2017 GMC Sierra Code
1. What does the OBDII code P14D6 mean on a 2017 GMC Sierra?
P14D6 indicates an issue where the Fuel Pump Driver Control Module (FPCM) detects an incorrect message counter for the Configuration Command Signal 5.
2. What are common symptoms of the P14D6 code?
Symptoms may include an illuminated check engine light, difficulty starting, reduced engine performance, or stalling.
3. What causes the P14D6 code to appear?
Possible causes include a faulty Fuel Pump Driver Control Module, wiring issues, poor electrical connections, or a software-related malfunction.
4. Can I drive with the P14D6 code active?
It is not recommended. Driving with this code may lead to fuel delivery problems, which can cause further engine issues or unsafe driving conditions.
5. How is the P14D6 code diagnosed?
A technician will use a scan tool to check for the code, inspect the wiring and connections to the FPCM, and test the module's communication signals.
6. Can a software update fix the P14D6 code?
In some cases, a software update for the Fuel Pump Driver Control Module may resolve the issue if it is caused by a programming error.
7. How do you repair the P14D6 code?
Repairs may include replacing the Fuel Pump Driver Control Module, repairing damaged wiring, or updating the module's software.
8. What tools are needed to fix the P14D6 code?
A diagnostic scan tool, a multimeter for testing wiring, and potentially a programming tool for module reprogramming are typically required.
9. How much does it cost to fix the P14D6 code on a GMC Sierra?
Repair costs vary, but replacing the FPCM can range from $300 to $800, depending on parts and labor rates.
10. Can I reset the P14D6 code without making repairs?
Clearing the code without addressing the underlying issue will not resolve the problem, and the code is likely to return.
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