AutoCodes – GMC – P2727 2016 GMC Sierra

P2727 2016 GMC Sierra Code - Pressure Control Solenoid Valve 5 Circuit Open

Quick Answer

The pressure control solenoid 5 is part of the control solenoid valve assembly which has no serviceable parts. Common causes include Low transmission fluid level, Dirty transmission fluid, Faulty Control Solenoid Valve Assembly. 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
P2727 2016 GMC Sierra indicates Pressure Control Solenoid Valve 5 Circuit Open.
Common causes
Common causes include Low transmission fluid level, Dirty transmission fluid, Faulty Control Solenoid Valve Assembly.
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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 167
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Mar 25, 2024
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Code P2727 2016 GMC Sierra Description

The pressure control solenoid 5 is part of the control solenoid valve assembly which has no serviceable parts. The normally low-pressure control solenoid 5 regulates and directs oil pressure to the 1-2-3-4 clutch regulator valve and 1-2-3-4 clutch boost valve. Increasing pressure control solenoid 5 pressure increases pressure to the 1-2-3-4 clutch. The Transmission Control Module varies the current to the pressure control solenoid 5 through a low-side driver. Increasing the current to pressure control solenoid 5 increases oil pressure by closing OFF the solenoid exhaust port. Decreasing the current to pressure control solenoid 5 decreases oil pressure by opening the exhaust port. Pressure control solenoid 5 power is supplied by the Transmission Control Module through a high side driver. The high-side driver protects the circuit and components from excessive current flow. If excessive current flow is detected, the high side driver will turn OFF. When the fault is corrected, the high-side driver will reset.
OBDII Code P2727 2016 GMC Sierra - Pressure Control Solenoid Valve 5 Circuit Open - AutoCodes.com
P2727 2016 GMC Sierra Code - Pressure Control Solenoid Valve 5 Circuit Open

What are the Possible Causes of the DTC P2727 2016 GMC Sierra?

  • Low transmission fluid level
  • Dirty transmission fluid
  • Faulty Control Solenoid Valve Assembly
  • Control Solenoid Valve Assembly harness or connectors
  • Control Solenoid Valve Assembly circuit is open or shorted

How to Fix the DTC P2727 2016 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 P2727 2016 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 P2727 2016 GMC Sierra code?

Need more information on how to fix the P2727 2016 GMC Sierra code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P2727 2016 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 P2727 2016 GMC Sierra Code

1. What are the common symptoms of OBDII code P2727 in a 2016 GMC Sierra?

- Common symptoms include harsh shifting, transmission slippage, decreased fuel efficiency, and illuminated Check Engine light.

2. What does the OBDII code P2727 "Pressure Control Solenoid Valve 5 Circuit Open" mean in a 2016 GMC Sierra?

- The code indicates a malfunction in the electrical circuit of the pressure control solenoid valve 5 in the transmission.

3. What are the possible causes of OBDII code P2727 in a 2016 GMC Sierra?

- Possible causes include a faulty pressure control solenoid valve, damaged wiring or connectors, low transmission fluid levels, or a defective transmission control module.

4. How can I diagnose the issue causing OBDII code P2727 in my 2016 GMC Sierra?

- Diagnosing the problem involves checking the condition of the pressure control solenoid valve, inspecting the wiring and connectors for damage, verifying transmission fluid levels, and conducting a thorough scan with an OBDII scanner.

5. Can I continue driving my 2016 GMC Sierra with OBDII code P2727 present?

- It is not recommended to drive the vehicle with this code present, as it can lead to further transmission damage and potentially unsafe driving conditions.

6. How can I repair OBDII code P2727 in a 2016 GMC Sierra?

- Repair options include replacing the pressure control solenoid valve 5, repairing or replacing damaged wiring or connectors, ensuring proper transmission fluid levels, and resetting the trouble codes.

7. Is it possible to clear OBDII code P2727 in a 2016 GMC Sierra without fixing the issue?

- Clearing the code without addressing the underlying problem may temporarily turn off the Check Engine light, but the issue will likely reoccur if not properly repaired.

8. Can a DIY enthusiast fix OBDII code P2727 in a 2016 GMC Sierra?

- Depending on the DIYer's skill level and access to tools, some repairs related to this code, such as replacing the pressure control solenoid valve or checking wiring connections, may be possible.

9. How much does it cost to repair OBDII code P2727 in a 2016 GMC Sierra at a mechanic or dealership?

- Repair costs can vary depending on the exact cause of the issue, but expect to pay anywhere from $200 to $600 for parts and labor at a mechanic or dealership.

10. What are the long-term effects of ignoring OBDII code P2727 in a 2016 GMC Sierra?

- Ignoring the code can lead to more severe transmission problems, potential vehicle breakdowns, and increased repair costs over time.

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