AutoCodes – Chevrolet – P0962 2017 Chevrolet Silverado

P0962 2017 Chevrolet Silverado Code - Line Pressure Control Solenoid Valve Control Circuit Low Voltage

Quick Answer

The line pressure control solenoid is part of the control solenoid valve assembly which has no serviceable parts. Common causes include Low transmission fluid, Faulty Control Solenoid Valve Assembly, Control Solenoid Valve Assembly harness is open or shorted. 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
P0962 2017 Chevrolet Silverado indicates Line Pressure Control Solenoid Valve Control Circuit Low Voltage.
Common causes
Common causes include Low transmission fluid, Faulty Control Solenoid Valve Assembly, Control Solenoid Valve Assembly harness is open or shorted.
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 464
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 P0962 2017 Chevrolet Silverado Description

The line pressure control solenoid is part of the control solenoid valve assembly which has no serviceable parts. The normally high line pressure control solenoid regulates and directs the pressure control solenoid oil pressure to the isolator/pressure regulator valve. Increasing pressure control solenoid line pressure increases transmission line pressure. The Transmission Control Module (TCM) varies the current to the line pressure control solenoid through a low side driver. Decreasing the current to the line pressure control solenoid increases line pressure control solenoid oil pressure by closing OFF the solenoid exhaust port. Increasing the current to the line pressure control solenoid decreases line pressure control oil pressure by opening the solenoid exhaust port. Line pressure control solenoid power is supplied by the Transmission Control Module through a high-side driver. The high-side driver protects the circuit and components from excessive current flow. If the excessive current flow is detected, the high side driver will turn OFF. When the fault is corrected the high-side driver will reset.
The Diagnostic Trouble Code (DTC) will be set when the Transmission Control Module detects a short to ground or an open/high resistance on the line pressure control solenoid control circuit for 2 s.
OBDII Code P0962 2017 Chevrolet Silverado - Line Pressure Control Solenoid Valve Control Circuit Low Voltage - AutoCodes.com
P0962 2017 Chevrolet Silverado Code - Line Pressure Control Solenoid Valve Control Circuit Low Voltage

What are the Possible Causes of the DTC P0962 2017 Chevrolet Silverado?

  • Low transmission fluid
  • Faulty Control Solenoid Valve Assembly
  • Control Solenoid Valve Assembly harness is open or shorted
  • Control Solenoid Valve Assembly circuit poor electrical connection

How to Fix the DTC P0962 2017 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 P0962 2017 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 P0962 2017 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 P0962 2017 Chevrolet Silverado Code

1. What does the OBDII code P0962 mean on a 2017 Chevrolet Silverado?

P0962 indicates a "Line Pressure Control Solenoid Valve Control Circuit Low Voltage," meaning the transmission control module (TCM) has detected an issue with the electrical circuit controlling the line pressure solenoid.

2. What are common symptoms of code P0962 in a 2017 Chevrolet Silverado?

Symptoms may include harsh or delayed shifting, erratic transmission behavior, a check engine light, and reduced fuel efficiency.

3. What causes the P0962 code in a 2017 Chevrolet Silverado?

Common causes include a faulty line pressure control solenoid, damaged wiring or connectors, low transmission fluid, or a malfunctioning transmission control module (TCM).

4. Can driving with a P0962 code damage my 2017 Chevrolet Silverado?

Yes, continued driving with this code can lead to further transmission damage, as improper line pressure can cause excessive wear on internal components.

5. How can I diagnose the P0962 code in my 2017 Chevrolet Silverado?

Start by checking the transmission fluid level and condition. Then inspect the wiring and connectors for damage or corrosion, and test the solenoid and TCM for proper function using a multimeter.

6. Is low transmission fluid a possible cause of the P0962 code?

Yes, low or contaminated transmission fluid can lead to improper solenoid operation and trigger the P0962 code.

7. How do I fix the P0962 code on a 2017 Chevrolet Silverado?

Repairs may involve replacing the line pressure control solenoid, repairing damaged wiring or connectors, ensuring proper transmission fluid levels, or replacing the TCM if necessary.

8. What tools are needed to troubleshoot the P0962 code?

You'll need a diagnostic scan tool, a multimeter to test electrical circuits, and possibly basic hand tools for removing and inspecting components.

9. How much does it cost to repair the P0962 code on a 2017 Chevrolet Silverado?

Repair costs vary depending on the issue. Replacing a solenoid may cost $200-$400, while TCM replacement or wiring repairs could cost more.

10. Can a faulty TCM be the reason for the P0962 code?

Yes, a malfunctioning TCM can fail to properly control the line pressure solenoid, leading to the P0962 code.

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