Engine-CodesChevrolet – P2815 2017 Chevrolet Silverado

P2815 2017 Chevrolet Silverado Code - Transmission Control Solenoid Valve 7 Control Circuit High Voltage

Quick Answer

The P2815 diagnostic trouble code (DTC) for the 2017 Chevrolet Silverado relates to the Transmission Control Solenoid Valve 7 Control Circuit High Voltage. Common causes include Faulty transmission control solenoid valve 7, Damaged wiring or connectors in the control circuit, Malfunctioning transmission control module. 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
P2815 2017 Chevrolet Silverado indicates Transmission Control Solenoid Valve 7 Control Circuit High Voltage.
Common causes
Common causes include Faulty transmission control solenoid valve 7, Damaged wiring or connectors in the control circuit, Malfunctioning transmission control module.
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.
Table of contents Created and updated by William Orellana on Sep 15, 2024
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Code P2815 2017 Chevrolet Silverado Description

The P2815 diagnostic trouble code (DTC) for the 2017 Chevrolet Silverado relates to the Transmission Control Solenoid Valve 7 Control Circuit High Voltage. This code indicates that there is a high voltage condition detected in the control circuit for the transmission control solenoid valve 7. The transmission control solenoid valves are crucial components of the vehicle's transmission system, responsible for regulating the flow of transmission fluid to control gear shifting. Solenoid valve 7 specifically plays a role in controlling a specific gear or function within the transmission.

OBDII Code P2815 2017 Chevrolet Silverado - Transmission Control Solenoid Valve 7 Control Circuit High Voltage
P2815 2017 Chevrolet Silverado Code - Transmission Control Solenoid Valve 7 Control Circuit High Voltage

Common Causes of P2815 2017 Chevrolet Silverado

  1. Faulty transmission control solenoid valve 7
  2. Damaged wiring or connectors in the control circuit
  3. Malfunctioning transmission control module
  4. Electrical issues such as a short circuit or corrosion in the wiring
  5. Software glitches in the transmission control system

Symptoms of P2815 2017 Chevrolet Silverado

  1. Harsh or delayed shifting
  2. Transmission slipping
  3. Stuck in a specific gear
  4. Poor acceleration
  5. Reduced fuel efficiency

How to Fix P2815 2017 Chevrolet Silverado

  1. Diagnose the issue using a scan tool to confirm the P2815 code and identify the specific cause of the high voltage condition.
  2. Inspect the transmission control solenoid valve 7, wiring, and connectors for any visible damage or corrosion.
  3. Test the transmission control solenoid valve 7 and control circuit for proper operation using a multimeter.
  4. Replace the faulty transmission control solenoid valve 7, repair any damaged wiring or connectors, and clear the DTC from the vehicle's computer.
  5. Perform a test drive to ensure that the transmission is operating correctly and that the symptoms associated with the P2815 code have been resolved.

Cost to Fix P2815 2017 Chevrolet Silverado

The typical repair costs for addressing the P2815 code on a 2017 Chevrolet Silverado can vary depending on the specific cause of the issue and the extent of the repairs needed. In general, the cost of replacing a transmission control solenoid valve can range from $150 to $300, while addressing wiring or connector issues may add to the total repair cost. Labor rates at auto repair shops typically range from $80 to $150 per hour, and the total repair bill can increase if additional diagnostic time or parts are required. It is advisable to consult with a local auto repair shop for a more accurate estimate based on the specific circumstances of the vehicle.

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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 P2815 2017 Chevrolet Silverado Code

1. What does the OBDII code P2815 mean on a 2017 Chevrolet Silverado?

P2815 indicates a problem with the Transmission Control Solenoid Valve 7 Control Circuit, specifically a high voltage issue.

2. What are common symptoms of the P2815 code?

Symptoms may include harsh shifting, transmission slipping, poor fuel economy, or the vehicle entering limp mode.

3. What causes the P2815 code to appear?

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

4. Can driving with the P2815 code damage my 2017 Chevrolet Silverado?

Yes, continuing to drive with this code can lead to further damage to the transmission and more expensive repairs.

5. How do I diagnose the P2815 code?

Start by inspecting the wiring and connectors for damage, check the transmission control solenoid, and test the voltage in the circuit using a multimeter.

6. How is the P2815 code typically fixed?

Repairs may include replacing the faulty solenoid, repairing damaged wiring or connectors, or reprogramming or replacing the TCM if necessary.

7. Can a low transmission fluid level trigger the P2815 code?

Low or contaminated transmission fluid is unlikely to directly cause P2815 but can contribute to transmission performance issues if not addressed.

8. Is the P2815 code specific to Chevrolet Silverados?

No, P2815 can appear on other vehicles, but the exact cause and repair steps may vary depending on the make and model.

9. How much does it cost to repair the P2815 code on a 2017 Silverado?

Repair costs can vary widely but may range from $200 to $800 depending on whether the solenoid, wiring, or TCM is at fault.

10. Can I fix the P2815 code on my Silverado myself?

If you have automotive repair experience, you might be able to fix it by inspecting and repairing wiring or replacing the solenoid. Otherwise, it’s best to consult a professional mechanic.

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