P2739 2018 Chevrolet Silverado Code - Transmission Control Solenoid Valve 6 Control Circuit High Voltage
Quick Answer
The P2739 diagnostic trouble code (DTC) for a 2018 Chevrolet Silverado relates to the Transmission Control Solenoid Valve 6 Control Circuit High Voltage. Common causes include Faulty wiring or connectors in the transmission control solenoid valve 6 circuit, Malfunctioning transmission control module (TCM), Defective transmission control solenoid valve 6. 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
- P2739 2018 Chevrolet Silverado indicates Transmission Control Solenoid Valve 6 Control Circuit High Voltage.
- Common causes
- Common causes include Faulty wiring or connectors in the transmission control solenoid valve 6 circuit, Malfunctioning transmission control module (TCM), Defective transmission control solenoid valve 6.
- 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 P2739 2018 Chevrolet Silverado Description
The P2739 diagnostic trouble code (DTC) for a 2018 Chevrolet Silverado relates to the Transmission Control Solenoid Valve 6 Control Circuit High Voltage. This code indicates that there is a problem with the electrical circuit controlling the transmission control solenoid valve 6, resulting in a higher voltage than expected. The transmission control solenoid valves play a crucial role in regulating the flow of transmission fluid within the transmission system, which is essential for smooth gear shifting and overall transmission performance.
Common Causes of P2739 2018 Chevrolet Silverado
- Faulty wiring or connectors in the transmission control solenoid valve 6 circuit
- Malfunctioning transmission control module (TCM)
- Defective transmission control solenoid valve 6
- Issues with the power supply to the solenoid valve
- Corrosion or damage to electrical connections
Symptoms of P2739 2018 Chevrolet Silverado
- Erratic shifting behavior
- Harsh gear changes
- Transmission slipping
- Transmission getting stuck in a particular gear
- Illumination of the Check Engine Light
How to Fix P2739 2018 Chevrolet Silverado
- Begin by conducting a thorough inspection of the wiring and connectors in the transmission control solenoid valve 6 circuit to identify any damage or corrosion.
- Test the transmission control solenoid valve 6 and the transmission control module (TCM) to determine if they are functioning correctly.
- Replace any faulty wiring, connectors, or damaged components as needed.
- Clear the DTC from the vehicle's computer memory using a diagnostic scan tool.
- Test drive the vehicle to ensure that the transmission is operating smoothly and that the issue has been resolved.
Cost to Fix P2739 2018 Chevrolet Silverado
The typical repair costs for addressing the P2739 code on a 2018 Chevrolet Silverado can vary depending on the specific cause of the issue and the extent of the repairs needed. In general, the cost of parts for this repair can range from $100 to $300, while labor costs can range from $150 to $400. Overall, the total repair cost for resolving this issue may fall between $250 and $700. It is important to note that these estimates are approximate, and actual costs may vary based on factors such as location, labor rates, and the availability of parts. It is recommended to consult with a qualified mechanic or auto repair shop for a more accurate cost estimate tailored to your specific situation.
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Frequently Asked Questions about P2739 2018 Chevrolet Silverado Code
1. What does the OBDII code P2739 mean on a 2018 Chevrolet Silverado?
P2739 indicates a high voltage issue in the control circuit of Transmission Control Solenoid Valve 6, which is responsible for regulating hydraulic pressure in the transmission.
2. What are the symptoms of code P2739 in a 2018 Chevrolet Silverado?
Common symptoms include harsh or delayed shifting, slipping gears, transmission overheating, or the vehicle entering limp mode.
3. What causes the P2739 code to appear?
Causes may include a faulty transmission control solenoid, damaged wiring or connectors in the circuit, a failed powertrain control module (PCM), or low transmission fluid.
4. Can I drive my 2018 Chevrolet Silverado with code P2739?
Driving with this code is not recommended, as it may lead to further transmission damage or unsafe driving conditions due to poor shifting performance.
5. How do I diagnose the P2739 code on my Silverado?
Start by inspecting the wiring and connectors for damage or corrosion, checking the solenoid's resistance, and verifying the transmission fluid level and condition.
6. How do I fix the P2739 code on a 2018 Chevrolet Silverado?
Repairs may involve replacing the faulty solenoid, repairing or replacing damaged wiring, cleaning corroded connections, or reprogramming or replacing the PCM.
7. What tools do I need to troubleshoot the P2739 code?
You’ll need an OBDII scanner, a multimeter to test electrical circuits, and possibly a transmission pressure gauge for further diagnosis.
8. How much does it cost to fix the P2739 code on a Silverado?
Repair costs can range from $150 to $500 or more, depending on whether the issue is with the solenoid, wiring, or PCM.
9. Can a low transmission fluid level cause the P2739 code?
Yes, low or dirty transmission fluid can affect the solenoid's operation and lead to this code.
10. Do I need to reset the code after fixing the issue?
Yes, after completing repairs, use an OBDII scanner to clear the code and verify that it does not return.
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