AutoCodesChevrolet – P2736 2018 Chevrolet Silverado

P2736 2018 Chevrolet Silverado Code - Transmission Control Solenoid Valve 6 Control Circuit Open

Quick Answer

The Transmission Control Solenoid Valve Solenoid Valve is an electronic pressure regulator that controls transmission line pressure based on current flow through its coil windings. Common causes include Low transmission fluid level, Dirty transmission fluid, Faulty Transmission Control Solenoid Valve. 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
P2736 2018 Chevrolet Silverado indicates Transmission Control Solenoid Valve 6 Control Circuit Open.
Common causes
Common causes include Low transmission fluid level, Dirty transmission fluid, Faulty Transmission Control Solenoid Valve.
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 282
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 P2736 2018 Chevrolet Silverado Description

The Transmission Control Solenoid Valve Solenoid Valve is an electronic pressure regulator that controls transmission line pressure based on current flow through its coil windings. As current flow is increased, the magnetic field produced by the coil moves the solenoid’s plunger further away from the exhaust port. Opening the exhaust port decreases the output fluid pressure regulated by the Transmission Control Solenoid Valve, which ultimately decreases line pressure. The line pressure solenoid valve regulates the oil pump discharge pressure to suit the driving condition in response to a signal sent from the Transmission Control Module (TCM). The Diagnostic Trouble Code (DTC) is set when the Transmission Control Solenoid Valve Control Circuit commanded state does not match the actual state for greater than 1 s.
OBDII Code P2736 2018 Chevrolet Silverado - Transmission Control Solenoid Valve 6 Control Circuit Open - AutoCodes.com
P2736 2018 Chevrolet Silverado Code - Transmission Control Solenoid Valve 6 Control Circuit Open

What are the Possible Causes of the DTC P2736 2018 Chevrolet Silverado?

  • Low transmission fluid level
  • Dirty transmission fluid
  • Faulty Transmission Control Solenoid Valve
  • Transmission Control Solenoid Valve harness is open or shorted
  • Transmission Control Solenoid Valve circuit poor electrical connection
  • Faulty Transmission Control Module (TCM)

How to Fix the DTC P2736 2018 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 P2736 2018 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 P2736 2018 Chevrolet Silverado code?

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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 P2736 2018 Chevrolet Silverado Code

1. What does the OBDII code P2736 mean on a 2018 Chevrolet Silverado?

The P2736 code indicates an "Transmission Control Solenoid Valve 6 Control Circuit Open," meaning the control circuit for solenoid valve 6 has an open or disconnected electrical issue.

2. What are the common symptoms of code P2736 in a 2018 Chevrolet Silverado?

Symptoms include harsh or delayed shifting, transmission slipping, poor fuel economy, and the illumination of the check engine light.

3. What causes the P2736 code to appear in a 2018 Chevrolet Silverado?

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

4. Can I drive my 2018 Chevrolet Silverado with the P2736 code?

While the vehicle may still be drivable, continuing to drive with this code could result in further transmission damage and reduced performance.

5. How do I diagnose the P2736 code on my 2018 Chevrolet Silverado?

Start by inspecting the wiring and connectors for damage or corrosion, then test the solenoid for proper operation and check the TCM for faults.

6. How much does it cost to repair the P2736 code on a 2018 Chevrolet Silverado?

Repair costs can vary but typically range from $150 to $400 for solenoid replacement. Wiring or TCM repairs may increase costs.

7. Can a simple reset fix the P2736 code on a 2018 Chevrolet Silverado?

Resetting the code may clear it temporarily, but without addressing the underlying issue, the code and symptoms are likely to return.

8. What tools are needed to fix the P2736 code on a 2018 Chevrolet Silverado?

You’ll need an OBDII scanner, a multimeter to check electrical continuity, and basic hand tools to access and inspect the transmission components.

9. How do I prevent the P2736 code from occurring again?

Regularly inspect and maintain your transmission system, ensuring wiring and connectors are free from damage or corrosion.

10. Could a low transmission fluid level trigger the P2736 code on a 2018 Chevrolet Silverado?

While low transmission fluid is not a direct cause of the P2736 code, it can lead to solenoid issues and other transmission problems, so maintaining proper fluid levels is important.

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