AutoCodes – Chevrolet – P2817 2015 Chevrolet Silverado

P2817 2015 Chevrolet Silverado Code - Transmission Control Solenoid Valve 8 Stuck Off

Quick Answer

The Transmission Control Module (TCM) uses the vehicle speed signal to determine the actual gear position (1st, 2nd, 3rd, 4th. Common causes include Faulty Transfer Case Shift Control Switch, Transfer Case Shift Control Switch harness is open or shorted, Transfer Case Shift Control Switch circuit poor electrical connection. 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
P2817 2015 Chevrolet Silverado indicates Transmission Control Solenoid Valve 8 Stuck Off.
Common causes
Common causes include Faulty Transfer Case Shift Control Switch, Transfer Case Shift Control Switch harness is open or shorted, Transfer Case Shift Control Switch circuit poor electrical connection.
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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 305
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 P2817 2015 Chevrolet Silverado Description

The Transmission Control Module (TCM) uses the vehicle speed signal to determine the actual gear position (1st, 2nd, 3rd, 4th. 5th or 6th gear). The solenoid valve controls the flow of transmission fluid to the hydraulic valve that controls the system pressure in the transmission. Then the TCM compares the actual gear with the shift schedule in the TCM memory to detect shift solenoid valves and valve body mechanical problems.
OBDII Code P2817 2015 Chevrolet Silverado - Transmission Control Solenoid Valve 8 Stuck Off - AutoCodes.com
P2817 2015 Chevrolet Silverado Code - Transmission Control Solenoid Valve 8 Stuck Off

What are the Possible Causes of the DTC P2817 2015 Chevrolet Silverado?

  • Faulty Transfer Case Shift Control Switch
  • Transfer Case Shift Control Switch harness is open or shorted
  • Transfer Case Shift Control Switch circuit poor electrical connection

How to Fix the DTC P2817 2015 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 P2817 2015 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 P2817 2015 Chevrolet Silverado code?

Need more information on how to fix the P2817 2015 Chevrolet Silverado code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P2817 2015 Chevrolet Silverado code diagnosed by a professional: Find a repair shop in your area

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 P2817 2015 Chevrolet Silverado Code

1. What are the common symptoms of OBDII code P2817 in a 2015 Chevrolet Silverado related to Transmission Control Solenoid Valve 8 Stuck Off?

The common symptoms include harsh shifting, transmission slipping, poor fuel economy, and the transmission getting stuck in a specific gear.

2. What are the possible causes of OBDII code P2817 in a 2015 Chevrolet Silverado?

The possible causes include a faulty transmission control solenoid valve, damaged wiring or connectors, low transmission fluid levels, or internal transmission issues.

3. How can I diagnose OBDII code P2817 in a 2015 Chevrolet Silverado?

Proper diagnosis involves using a scan tool to retrieve the trouble codes, checking the transmission fluid level and condition, inspecting the wiring and connectors related to the solenoid valve, and testing the solenoid valve itself.

4. Can I continue driving my 2015 Chevrolet Silverado with OBDII code P2817 present?

It is not recommended to continue driving with this code active, as it can lead to further damage to the transmission and potentially cause safety hazards.

5. How serious is OBDII code P2817 in a 2015 Chevrolet Silverado?

This code indicates a problem with the Transmission Control Solenoid Valve 8 being stuck off, which can affect the transmission's performance and longevity if not addressed promptly.

6. How can I repair OBDII code P2817 in a 2015 Chevrolet Silverado?

Repair options may include replacing the faulty transmission control solenoid valve, repairing damaged wiring or connectors, ensuring proper transmission fluid levels, or seeking professional help for more complex transmission issues.

7. Is it possible to reset OBDII code P2817 in a 2015 Chevrolet Silverado without fixing the underlying issue?

Resetting the code without addressing the underlying problem will only temporarily clear the error code. The issue will likely resurface, and proper repair is necessary for a long-term solution.

8. What are some DIY tips for addressing OBDII code P2817 in a 2015 Chevrolet Silverado?

If you are experienced and confident working on vehicle systems, you can attempt to inspect and replace the transmission control solenoid valve yourself. However, it's recommended to consult a professional if you're unsure.

9. How much does it typically cost to repair OBDII code P2817 in a 2015 Chevrolet Silverado?

The cost of repairing this code can vary depending on the root cause of the issue, the parts needed for replacement, and whether you choose to do the repair yourself or seek professional help. Costs can range from a few hundred to over a thousand dollars.

10. Can OBDII code P2817 in a 2015 Chevrolet Silverado be prevented?

Regular maintenance, including checking and changing transmission fluid as recommended, can help prevent issues that may lead to this code. Additionally, addressing any transmission-related symptoms promptly can help prevent more significant problems down the line.

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