P2720 2017 Chevrolet Silverado Code - Pressure Control Solenoid 4 Control Circuit Low Voltage
Quick Answer
The pressure control solenoid 4 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
- P2720 2017 Chevrolet Silverado indicates Pressure Control Solenoid 4 Control Circuit Low 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.
Code P2720 2017 Chevrolet Silverado Description
The Diagnostic Trouble Code (DTC) will be set when the Transmission Control Module detects a short to ground on the pressure control solenoid 4 control circuit for 1 s.
What are the Possible Causes of the DTC P2720 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 P2720 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 P2720 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.
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Frequently Asked Questions about P2720 2017 Chevrolet Silverado Code
What does the OBDII code P2720 mean on a 2017 Chevrolet Silverado?
1. The P2720 code indicates a "Pressure Control Solenoid 4 Control Circuit Low Voltage," meaning there’s an electrical issue in the circuit controlling the transmission's pressure solenoid 4. 2.
What are the common symptoms of code P2720 in a 2017 Chevrolet Silverado?
Symptoms may include harsh or delayed shifting, slipping transmission, reduced fuel efficiency, or the transmission going into limp mode. 3.
What causes the P2720 code to appear on my Silverado?
Causes can include a faulty pressure control solenoid, damaged wiring or connectors in the solenoid circuit, low transmission fluid, or a failing transmission control module (TCM). 4.
Can I drive my 2017 Chevrolet Silverado with a P2720 code?
It’s not recommended to drive with this code active, as it can cause further damage to the transmission and affect drivability. 5.
How is the P2720 code diagnosed?
A mechanic will scan the vehicle with an OBDII scanner, inspect the wiring and connectors, test the pressure control solenoid, and check the TCM for faults. 6.
What repairs are needed to fix a P2720 code?
Repairs may involve replacing the pressure control solenoid, repairing or replacing damaged wiring or connectors, topping off or replacing transmission fluid, or reprogramming or replacing the TCM. 7.
How much does it cost to fix a P2720 code on a 2017 Silverado?
Repair costs can vary but may range from $200 to $500 for solenoid replacement, while more extensive electrical or TCM repairs could cost upwards of $1,000. 8.
Can low transmission fluid cause the P2720 code?
Yes, low or dirty transmission fluid can affect solenoid performance and trigger the P2720 code. 9.
How can I prevent the P2720 code from occurring again?
Regularly maintain your transmission by checking fluid levels, using the correct fluid type, and addressing issues like wiring wear or corrosion promptly. 10.
Will clearing the P2720 code fix the problem on my Silverado?
Clearing the code may temporarily turn off the check engine light, but the underlying issue must be repaired to prevent the code from returning.
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