P0762 GMC Code - Shift Solenoid Valve 3 Performance Stuck On
Quick Answer
The transmission fluid pressure switch, also known as the pressure switch manifold, is a multiple switch assembly made up of 3 normally open pressure switches and 1 normally closed pressure switch. 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
- P0762 GMC indicates Shift Solenoid Valve 3 Performance Stuck On.
- 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.
Code P0762 GMC Description
What are the Possible Causes of the DTC P0762 GMC?
- 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
- Faulty Transmission Control Module (TCM)
How to Fix the DTC P0762 GMC?
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 P0762 GMC 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.
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Information for Specific GMC Models
- P0762 2014 GMC Sierra — Shift Solenoid Valve 3 Performance Stuck On
- P0762 2015 GMC Sierra — Shift Solenoid Valve 3 Performance Stuck On
- P0762 2016 GMC Sierra — Shift Solenoid Valve 3 Performance Stuck On
- P0762 2017 GMC Sierra — Shift Solenoid Valve 3 Performance Stuck On
- P0762 2018 GMC Sierra — Shift Solenoid Valve 3 Performance Stuck On
Frequently Asked Questions about P0762 GMC Code
1. What does the OBDII code P0762 mean for a GMC vehicle?
P0762 indicates that the Shift Solenoid Valve 3 is stuck in the "On" position, which affects the transmission's ability to shift gears properly.
2. What are the common symptoms of a P0762 code on a GMC?
Common symptoms include harsh or delayed shifting, transmission stuck in one gear, decreased fuel efficiency, and possible activation of the Check Engine Light.
3. What causes the P0762 code in GMC vehicles?
Possible causes include a malfunctioning shift solenoid, low or dirty transmission fluid, damaged wiring or connectors, or internal transmission mechanical issues.
4. Can I drive my GMC with a P0762 code?
Driving with a P0762 code is not recommended as it can lead to further transmission damage and unsafe driving conditions.
5. How can I fix a P0762 code on my GMC?
Repairs may involve replacing the faulty shift solenoid, cleaning or replacing transmission fluid, repairing damaged wiring, or addressing internal transmission issues.
6. How do I diagnose the P0762 code on a GMC?
Diagnosis involves checking transmission fluid levels and condition, inspecting wiring and connectors, and testing the shift solenoid for proper operation using a scan tool.
7. How much does it cost to repair a P0762 code on a GMC?
Repair costs can range from $150 to $400 for solenoid replacement, but internal transmission repairs may cost significantly more.
8. Can low transmission fluid cause a P0762 code on a GMC?
Yes, low or dirty transmission fluid can lead to solenoid performance issues and trigger the P0762 code.
9. How do I prevent a P0762 code from occurring on my GMC?
Regular maintenance, including timely transmission fluid changes and inspections, can help prevent issues with shift solenoids.
10. Is the P0762 code specific to GMC vehicles?
No, the P0762 code can occur in other vehicles, but the specific symptoms and repair steps may vary depending on the make and model.
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