AutoCodes – Chevrolet – P2808 2016 Chevrolet Silverado

P2808 2016 Chevrolet Silverado Code - Transmission Control Solenoid Valve 7 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: P2808 2016 Chevrolet Silverado indicates Transmission Control Solenoid Valve 7 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.

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Code Popularity 319

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Mar 25, 2024

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P2808 2016 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 P2808 2016 Chevrolet Silverado - Transmission Control Solenoid Valve 7 Stuck Off - AutoCodes.com — P2808 2016 Chevrolet Silverado Code - Transmission Control Solenoid Valve 7 Stuck Off

What does this mean?

What are the Possible Causes of the DTC P2808 2016 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 P2808 2016 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 P2808 2016 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 P2808 2016 Chevrolet Silverado code?

Need more information on how to fix the P2808 2016 Chevrolet Silverado code? Get Access to Factory Service Manuals

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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 P2808 2016 Chevrolet Silverado Code

1. What does OBDII code P2808 on a 2016 Chevrolet Silverado indicate?

The code P2808 indicates a Transmission Control Solenoid Valve 7 Stuck Off issue in the vehicle's transmission system.

2. What are the common symptoms of a Transmission Control Solenoid Valve 7 Stuck Off problem?

Common symptoms include harsh shifting, transmission slipping, poor acceleration, and the vehicle may get stuck in a particular gear.

3. What causes the Transmission Control Solenoid Valve 7 to get stuck off in a 2016 Chevrolet Silverado?

Possible causes include a faulty solenoid valve, electrical issues, a damaged wiring harness, or internal transmission problems.

4. How serious is the P2808 OBDII code in a 2016 Chevrolet Silverado?

Ignoring this code can lead to further damage to the transmission system, affecting the vehicle's performance and drivability over time.

5. Can I continue driving my 2016 Chevrolet Silverado with the P2808 code present?

It is not recommended to continue driving with the P2808 code active, as it can cause more significant transmission issues and potentially leave you stranded.

6. How can I diagnose a Transmission Control Solenoid Valve 7 Stuck Off issue in my 2016 Chevrolet Silverado?

A professional diagnosis using an OBDII scanner and further transmission testing is recommended to pinpoint the exact cause of the problem.

7. Is it possible to repair the Transmission Control Solenoid Valve 7 Stuck Off issue myself?

While some DIY enthusiasts may attempt the repair, it is best to consult a qualified mechanic or transmission specialist for proper diagnosis and repair.

8. What is the typical cost to fix the P2808 OBDII code in a 2016 Chevrolet Silverado?

The cost of repairing a Transmission Control Solenoid Valve 7 Stuck Off issue can vary depending on the exact cause, but expect to pay for parts and labor.

9. Can resetting the OBDII code P2808 temporarily solve the issue in my 2016 Chevrolet Silverado?

Resetting the code may temporarily clear the warning light, but the underlying issue causing the code will persist until properly addressed.

10. How can I prevent the recurrence of the P2808 OBDII code in my 2016 Chevrolet Silverado?

Regular maintenance, timely transmission fluid changes, and addressing any transmission-related symptoms promptly can help prevent the reoccurrence of this code.