Engine-CodesGMC – P2723 2016 GMC Sierra

P2723 2016 GMC Sierra Code - Pressure Control Solenoid Valve 5 Stuck Off

Quick Answer

The P2723 diagnostic trouble code (DTC) for a 2016 GMC Sierra indicates that the Pressure Control Solenoid Valve 5 is stuck off. Common causes include Faulty solenoid: The Pressure Control Solenoid Valve 5 may be defective or damaged, causing it to get stuck in the off position, Electrical issues: Wiring harness problems, loose connections, or a malfunctioning TCM can affect the operation of the solenoid, Low transmission fluid: Insufficient fluid levels or contaminated fluid can impact the solenoid's performance. 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
P2723 2016 GMC Sierra indicates Pressure Control Solenoid Valve 5 Stuck Off.
Common causes
Common causes include Faulty solenoid: The Pressure Control Solenoid Valve 5 may be defective or damaged, causing it to get stuck in the off position, Electrical issues: Wiring harness problems, loose connections, or a malfunctioning TCM can affect the operation of the solenoid, Low transmission fluid: Insufficient fluid levels or contaminated fluid can impact the solenoid's performance.
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 11, 2024
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Code P2723 2016 GMC Sierra Description

The P2723 diagnostic trouble code (DTC) for a 2016 GMC Sierra indicates that the Pressure Control Solenoid Valve 5 is stuck off. This code typically points to an issue with the transmission system, specifically the solenoid responsible for regulating hydraulic pressure within the transmission. When the solenoid is stuck in the off position, it can lead to improper shifting, harsh or delayed gear changes, and decreased fuel efficiency. The Pressure Control Solenoid Valve plays a crucial role in ensuring smooth and efficient operation of the transmission, so addressing this issue promptly is essential.

OBDII Code P2723 2016 GMC Sierra - Pressure Control Solenoid Valve 5 Stuck Off
P2723 2016 GMC Sierra Code - Pressure Control Solenoid Valve 5 Stuck Off

Common Causes of P2723 2016 GMC Sierra

  1. Faulty solenoid: The Pressure Control Solenoid Valve 5 may be defective or damaged, causing it to get stuck in the off position.
  2. Electrical issues: Wiring harness problems, loose connections, or a malfunctioning TCM can affect the operation of the solenoid.
  3. Low transmission fluid: Insufficient fluid levels or contaminated fluid can impact the solenoid's performance.
  4. Mechanical issues: Internal transmission problems, such as a clogged filter or a failing pump, can also contribute to the solenoid getting stuck off.

Symptoms of P2723 2016 GMC Sierra

  1. Harsh or delayed shifting: The transmission may exhibit rough or delayed gear changes, particularly when accelerating or decelerating.
  2. Slipping gears: The vehicle may struggle to maintain consistent speed or may slip out of gear unexpectedly.
  3. Decreased fuel efficiency: A malfunctioning solenoid can cause the transmission to work harder than necessary, leading to decreased fuel economy.
  4. Illuminated Check Engine Light: The P2723 DTC is likely to trigger the Check Engine Light on the dashboard, indicating a problem with the transmission system.

How to Fix P2723 2016 GMC Sierra

  1. Diagnose the issue: Use a scan tool to retrieve the trouble code and perform a thorough inspection of the transmission system to pinpoint the exact cause of the problem.
  2. Test the solenoid: Check the operation of the Pressure Control Solenoid Valve 5 to determine if it is functioning correctly or if it needs to be replaced.
  3. Check wiring and connections: Inspect the wiring harness and connectors for any signs of damage or corrosion, ensuring that the electrical components are in good working order.
  4. Replace the solenoid: If the solenoid is confirmed to be faulty, replace it with a new unit and ensure proper installation and calibration.
  5. Test drive and recheck: After the repair is completed, test drive the vehicle to confirm that the issue has been resolved and recheck for any remaining trouble codes.

Cost to Fix P2723 2016 GMC Sierra

The cost of repairing a Pressure Control Solenoid Valve 5 that is stuck off can vary depending on the extent of the damage and the specific components that need to be replaced. On average, the parts for this repair can range from $150 to $300, while labor costs typically fall between $200 and $400. Additional costs may apply if other transmission components require attention. Keep in mind that the final cost can be influenced by factors such as the location of the repair shop, the vehicle's make and model, and the expertise of the technician. It is recommended to obtain a personalized estimate from a qualified mechanic to determine the exact cost for your specific situation.

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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 P2723 2016 GMC Sierra Code

1. What are the common symptoms of OBDII code P2723 in a 2016 GMC Sierra?

The common symptoms of OBDII code P2723 in a 2016 GMC Sierra include harsh shifting, transmission slippage, decreased fuel efficiency, and the transmission going into limp mode.

2. What does the OBDII code P2723 "Pressure Control Solenoid Valve 5 Stuck Off" mean for a 2016 GMC Sierra?

The code P2723 indicates that the Pressure Control Solenoid Valve 5 is stuck in the off position, causing issues with the transmission's hydraulic pressure regulation.

3. What are the possible causes of OBDII code P2723 in a 2016 GMC Sierra?

Possible causes of OBDII code P2723 in a 2016 GMC Sierra include a faulty pressure control solenoid valve, low transmission fluid levels, a malfunctioning transmission control module, or wiring/connectivity issues.

4. How serious is OBDII code P2723 in a 2016 GMC Sierra?

OBDII code P2723 should be addressed promptly as it can lead to more severe transmission problems if left unresolved. Continued driving with this code present can cause further damage to the transmission system.

5. How can I diagnose OBDII code P2723 in a 2016 GMC Sierra?

To diagnose OBDII code P2723, a professional mechanic can use a scan tool to read the code, inspect the transmission fluid level and condition, test the pressure control solenoid valve, and check for any wiring or connection issues.

6. Can I drive my 2016 GMC Sierra with OBDII code P2723 present?

It is not recommended to drive your 2016 GMC Sierra with OBDII code P2723 present, as it can lead to transmission issues and potential safety hazards. It's best to have the vehicle inspected and repaired as soon as possible.

7. How much does it typically cost to repair OBDII code P2723 in a 2016 GMC Sierra?

The cost to repair OBDII code P2723 in a 2016 GMC Sierra can vary depending on the exact cause of the issue. Repairs may range from a few hundred dollars for a simple fix to over a thousand dollars for more complex repairs involving the transmission system.

8. Can I reset OBDII code P2723 in a 2016 GMC Sierra on my own?

While you can clear the code using an OBDII scanner, it is important to address the underlying issue causing the code to prevent further damage. Clearing the code without fixing the root problem may lead to recurring issues.

9. How long does it take to fix OBDII code P2723 in a 2016 GMC Sierra?

The time to fix OBDII code P2723 in a 2016 GMC Sierra can vary based on the exact cause of the issue and the complexity of the repair. Simple fixes may take a few hours, while more involved repairs could take a day or more.

10. What are some tips for preventing OBDII code P2723 in a 2016 GMC Sierra?

To prevent OBDII code P2723 in a 2016 GMC Sierra, it's essential to maintain regular transmission fluid checks and changes, address any transmission issues promptly, and follow the manufacturer's recommended maintenance schedule.

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