AutoCodes – GMC – P2763 2014 GMC Sierra

P2763 2014 GMC Sierra Code - Torque Converter Clutch Pressure Control Solenoid Valve Control Circuit High Voltage

Quick Answer

The Torque Converter Clutch (TCC) pressure control solenoid is part of the control solenoid valve assembly which has no serviceable parts. Common causes include Low transmission fluid level, Dirty transmission fluid, Faulty Control Solenoid Valve Assembly. 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: P2763 2014 GMC Sierra indicates Torque Converter Clutch Pressure Control Solenoid Valve Control Circuit High Voltage.
Common causes: Common causes include Low transmission fluid level, Dirty transmission fluid, Faulty Control Solenoid Valve Assembly.
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 270

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 P2763 2014 GMC Sierra Description

The Torque Converter Clutch (TCC) pressure control solenoid is part of the control solenoid valve assembly which has no serviceable parts. The normally low TCC pressure control solenoid regulates oil pressure to the TCC regulator valve and TCC control valve. Increasing TCC pressure control solenoid oil pressure increases oil pressure to the torque converter to apply the clutch. The Transmission Control Module (TCM) varies the current to the TCC pressure control solenoid through a low-side driver. Increasing current to the TCC pressure control solenoid increases oil pressure by closing OFF the solenoid exhaust port. Decreasing current to the TCC pressure control solenoid decreases oil pressure by opening up the solenoid exhaust port. The TCC 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 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 voltage on the TCC pressure control solenoid valve control circuit for 1 s.

OBDII Code P2763 2014 GMC Sierra - Torque Converter Clutch Pressure Control Solenoid Valve Control Circuit High Voltage - AutoCodes.com — P2763 2014 GMC Sierra Code - Torque Converter Clutch Pressure Control Solenoid Valve Control Circuit High Voltage

What does this mean?

What are the Possible Causes of the DTC P2763 2014 GMC Sierra?

Low transmission fluid level
Dirty transmission fluid
Faulty Control Solenoid Valve Assembly
Control Solenoid Valve Assembly harness or connectors
Control Solenoid Valve Assembly circuit is open or shorted

How to Fix the DTC P2763 2014 GMC Sierra?

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 P2763 2014 GMC Sierra 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 P2763 2014 GMC Sierra code?

Need more information on how to fix the P2763 2014 GMC Sierra code? Get Access to Factory Service Manuals

Need Help with the 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 P2763 2014 GMC Sierra Code

1. What does the OBDII code P2763 mean on a 2014 GMC Sierra?

P2763 indicates a high voltage issue in the torque converter clutch pressure control solenoid valve control circuit, which is part of the transmission system.

2. What are the common symptoms of code P2763 in a 2014 GMC Sierra?

Symptoms may include transmission slipping, poor fuel economy, difficulty shifting gears, the transmission staying in one gear, and the Check Engine Light turning on.

3. What causes the P2763 code to appear on a 2014 GMC Sierra?

Common causes include a faulty torque converter clutch pressure control solenoid, damaged wiring or connectors in the solenoid circuit, transmission fluid issues, or a malfunctioning PCM (Powertrain Control Module).

4. Can driving with code P2763 damage my 2014 GMC Sierra?

Yes, driving with this code can cause further damage to the transmission, torque converter, or other related components if not addressed promptly.

5. How can I diagnose the P2763 code in my 2014 GMC Sierra?

Diagnosis involves using a scan tool to verify the code, inspecting the solenoid wiring and connectors for damage, testing the solenoid's resistance, and checking the transmission fluid condition.

6. How is the P2763 code fixed on a 2014 GMC Sierra?

Repairs may involve replacing the faulty torque converter clutch pressure control solenoid, repairing or replacing damaged wiring or connectors, flushing and refilling the transmission fluid, or reprogramming or replacing the PCM if necessary.

7. What type of transmission fluid should I use if I need to replace it due to a P2763 code?

Always use the transmission fluid specified in your 2014 GMC Sierra ownerâ€™s manual, typically Dexron VI for this model.

8. How much does it cost to fix the P2763 code on a 2014 GMC Sierra?

Repair costs vary but can range from $150 to $500 or more, depending on whether the issue is with the solenoid, wiring, or PCM.

9. Can a weak battery cause the P2763 code on a 2014 GMC Sierra?

While unlikely, electrical issues like a weak or failing battery can sometimes cause abnormal voltage readings in the solenoid circuit, triggering the code.

10. Is it safe to clear the P2763 code without fixing the issue?

Clearing the code without addressing the root cause will not resolve the problem and can lead to further transmission damage or drivability issues.