AutoCodes – GMC – P16F3 2015 GMC Sierra

P16F3 2015 GMC Sierra Code - Control Module Redundant Memory Performance

Quick Answer

This diagnostic applies to internal microprocessor integrity conditions within the Engine Control Module (ECM). Common causes include Low battery voltage, Reprogram Engine Control Module (ECM), Faulty Engine 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
P16F3 2015 GMC Sierra indicates Control Module Redundant Memory Performance.
Common causes
Common causes include Low battery voltage, Reprogram Engine Control Module (ECM), Faulty Engine 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 Popularity 296
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Mar 29, 2024
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Code P16F3 2015 GMC Sierra Description

This diagnostic applies to internal microprocessor integrity conditions within the Engine Control Module (ECM). This diagnostic also addresses if the ECM is not programmed. The ECM monitors its ability to read and write to the memory. It also monitors a timing function. No external circuits are involved. The Diagnostic Trouble Code (DTC) will be set when the ECM detects an internal failure or incomplete programming for more than 10 s.
OBDII Code P16F3 2015 GMC Sierra - Control Module Redundant Memory Performance - AutoCodes.com
P16F3 2015 GMC Sierra Code - Control Module Redundant Memory Performance

What are the Possible Causes of the DTC P16F3 2015 GMC Sierra?

  • Low battery voltage
  • Reprogram Engine Control Module (ECM)
  • Faulty Engine Control Module
  • Engine Control Module harness is open or shorted
  • Engine Control Module circuit poor electrical connection

How to Fix the DTC P16F3 2015 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.

Code Tech Notes

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P16F3 2015 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 P16F3 2015 GMC Sierra code?

Need more information on how to fix the P16F3 2015 GMC Sierra code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P16F3 2015 GMC Sierra code diagnosed by a professional: Find a repair shop in your area

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 P16F3 2015 GMC Sierra Code

1. What are the common symptoms of OBDII code P16F3 in a 2015 GMC Sierra?

- Common symptoms include engine performance issues, reduced fuel efficiency, and the illumination of the check engine light.

2. What are the possible causes of OBDII code P16F3 in a 2015 GMC Sierra?

- The code P16F3 typically indicates an issue with the Control Module Redundant Memory Performance, which can be caused by faulty wiring, a defective control module, or software glitches.

3. How serious is OBDII code P16F3 in a 2015 GMC Sierra?

- While the code itself may not cause immediate harm to the vehicle, ignoring it can lead to further performance issues and potentially affect other systems in the long run.

4. Can I continue driving my 2015 GMC Sierra with OBDII code P16F3?

- It is generally not recommended to continue driving the vehicle with an unresolved OBDII code, as it can lead to more severe problems and potential safety risks.

5. How can I diagnose and repair OBDII code P16F3 in my 2015 GMC Sierra?

- Diagnosing and repairing this code typically involves using a professional OBDII scanner to read the code, checking for any associated codes, inspecting the wiring and connections, and potentially replacing the control module if necessary.

6. Is it possible to reset the OBDII code P16F3 in a 2015 GMC Sierra without fixing the underlying issue?

- While clearing the code may temporarily turn off the check engine light, the underlying issue causing the code will persist until properly diagnosed and repaired.

7. Are there any DIY repair tips for OBDII code P16F3 in a 2015 GMC Sierra?

- DIY repair options for this code may be limited due to the need for specialized diagnostic equipment and technical expertise. It is recommended to consult a professional mechanic for proper diagnosis and repair.

8. How much does it typically cost to fix OBDII code P16F3 in a 2015 GMC Sierra?

- The cost of fixing this code can vary depending on the specific cause of the issue, but it may involve expenses for diagnostic services, parts replacement, and labor, which can range from a few hundred to over a thousand dollars.

9. Can extreme weather conditions or rough driving habits trigger OBDII code P16F3 in a 2015 GMC Sierra?

- While extreme conditions may not directly cause this code, they can potentially exacerbate existing issues with the control module or wiring, leading to the code being triggered.

10. How can I prevent OBDII code P16F3 from reoccurring in my 2015 GMC Sierra?

- To prevent the code from reoccurring, it's important to address the root cause of the issue by ensuring proper maintenance, regular inspections, and prompt repairs as needed to keep the vehicle in good operating condition.

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