AutoCodesChevrolet – P2730 2017 Chevrolet Silverado

P2730 2017 Chevrolet Silverado Code - Pressure Control Solenoid Valve 5 Control Circuit High Voltage

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
P2730 2017 Chevrolet Silverado indicates Pressure Control Solenoid Valve 5 Control Circuit High Voltage.
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.
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Code Popularity 394
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 P2730 2017 Chevrolet Silverado 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.
The Diagnostic Trouble Code (DTC) will be set when the Transmission Control Module detects an open or short to voltage on the clutch pressure control solenoid valve 5 control circuit for 1 s.
OBDII Code P2730 2017 Chevrolet Silverado - Pressure Control Solenoid Valve 5 Control Circuit High Voltage - AutoCodes.com
P2730 2017 Chevrolet Silverado Code - Pressure Control Solenoid Valve 5 Control Circuit High Voltage

What are the Possible Causes of the DTC P2730 2017 Chevrolet Silverado?

  • 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 P2730 2017 Chevrolet Silverado?

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 P2730 2017 Chevrolet Silverado 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 P2730 2017 Chevrolet Silverado code?

Need more information on how to fix the P2730 2017 Chevrolet Silverado code? Get Access to Factory Service Manuals

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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 P2730 2017 Chevrolet Silverado Code

1. What does the OBDII code P2730 mean on a 2017 Chevrolet Silverado?

The P2730 code indicates a high voltage issue in the control circuit of Pressure Control Solenoid Valve 5, which helps regulate hydraulic pressure in the transmission.

2. What are the common symptoms of code P2730 on a 2017 Chevrolet Silverado?

Symptoms may include harsh or delayed shifting, transmission slipping, poor fuel economy, and the check engine light being illuminated.

3. What causes the P2730 code to appear on a Chevrolet Silverado?

Common causes include a faulty pressure control solenoid, damaged wiring or connectors in the solenoid circuit, a short to power, or a malfunctioning transmission control module (TCM).

4. Can I continue driving with a P2730 code on my 2017 Silverado?

It’s not recommended to drive for extended periods with this code as it can lead to further transmission damage and reduced drivability.

5. How do I diagnose the P2730 code on a Chevrolet Silverado?

Diagnosis typically involves checking the transmission fluid level, inspecting the wiring and connectors for damage, and testing the solenoid and circuit for proper voltage and resistance.

6. How can the P2730 code be fixed on a 2017 Chevrolet Silverado?

Repairs may include replacing the faulty pressure control solenoid, repairing damaged wiring, cleaning corroded connectors, or reprogramming or replacing the TCM.

7. How much does it cost to fix a P2730 code on a Chevrolet Silverado?

Repair costs vary but may range from $200 to $800, depending on whether the solenoid, wiring, or TCM needs replacement or repair.

8. Can low transmission fluid cause a P2730 code?

Yes, if the transmission fluid level is too low or dirty, it can affect solenoid operation and trigger the P2730 code.

9. What tools are needed to fix the P2730 code on a Silverado?

Common tools include an OBDII scanner, a multimeter for electrical testing, and basic hand tools to access the transmission components.

10. Will clearing the P2730 code with a scanner fix the issue?

Clearing the code may turn off the check engine light temporarily, but the underlying issue must be addressed to prevent the code from returning.

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