P0796 2015 GMC Sierra Code - Pressure Control Solenoid Valve 3 Stuck Off
Quick Answer
The P0796 diagnostic trouble code (DTC) for a 2015 GMC Sierra specifically indicates an issue with the Pressure Control Solenoid Valve 3 being stuck off. Common causes include Faulty Pressure Control Solenoid Valve 3, Electrical issues such as wiring problems or a faulty TCM, Mechanical blockages within the solenoid valve. 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
- P0796 2015 GMC Sierra indicates Pressure Control Solenoid Valve 3 Stuck Off.
- Common causes
- Common causes include Faulty Pressure Control Solenoid Valve 3, Electrical issues such as wiring problems or a faulty TCM, Mechanical blockages within the solenoid valve.
- 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.
Fix Your Car Smarter
Try the New AutoCodes App!
Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.
Code P0796 2015 GMC Sierra Description
The P0796 diagnostic trouble code (DTC) for a 2015 GMC Sierra specifically indicates an issue with the Pressure Control Solenoid Valve 3 being stuck off. This valve is a crucial component of the transmission system, responsible for regulating hydraulic pressure within the transmission. When the solenoid valve is stuck in the off position, it can lead to a variety of transmission-related issues that can impact the vehicle's performance and drivability.
Common Causes of P0796 2015 GMC Sierra
- Faulty Pressure Control Solenoid Valve 3
- Electrical issues such as wiring problems or a faulty TCM
- Mechanical blockages within the solenoid valve
- Low transmission fluid levels or contaminated fluid
- General wear and tear on transmission components
Symptoms of P0796 2015 GMC Sierra
- Harsh or delayed shifting
- Transmission slipping
- Decreased fuel efficiency
- Overheating transmission
- Illumination of the Check Engine Light
How to Fix P0796 2015 GMC Sierra
- Begin by diagnosing the specific cause of the issue using a scan tool to confirm the P0796 code and conducting a visual inspection of the transmission system.
- Replace the Pressure Control Solenoid Valve 3 if it is found to be faulty, ensuring that the new part is compatible with the vehicle's make and model.
- Check and potentially replace the transmission fluid if it is low or contaminated, as clean and adequate fluid levels are essential for proper transmission function.
- Inspect the wiring and connections related to the solenoid valve and TCM, repairing or replacing any damaged components as needed.
- Clear the DTC and test drive the vehicle to ensure that the issue has been successfully resolved and that the transmission is operating correctly.
Cost to Fix P0796 2015 GMC Sierra
The typical repair costs for addressing a P0796 code on a 2015 GMC Sierra can vary depending on the specific cause of the issue and the extent of the repairs needed. In general, replacing a Pressure Control Solenoid Valve 3 can cost between $150 and $300 for the part alone, with additional labor costs ranging from $100 to $200. Overall, the total repair cost for this issue could range from $250 to $500, not including any diagnostic fees or additional repairs that may be necessary.
Need more information about the P0796 2015 GMC Sierra code?
Need more information on how to fix the P0796 2015 GMC Sierra code? Get Access to Factory Service Manuals
Need Help with the Code?
Get the P0796 2015 GMC Sierra code diagnosed by a professional: Find a repair shop in your area
Frequently Asked Questions about P0796 2015 GMC Sierra Code
1. What does the OBDII code P0796 mean on a 2015 GMC Sierra?
P0796 indicates that the Pressure Control Solenoid Valve 3 in the transmission is stuck in the "off" position, causing improper fluid pressure regulation.
2. What are common symptoms of the P0796 code in a 2015 GMC Sierra?
Symptoms may include harsh or delayed shifting, transmission slipping, reduced fuel efficiency, and the vehicle going into limp mode.
3. What causes the P0796 code on a GMC Sierra?
Common causes include a faulty pressure control solenoid, transmission fluid that is dirty or low, internal transmission issues, or electrical problems like damaged wiring or connectors.
4. Can you drive a 2015 GMC Sierra with a P0796 code?
It is not recommended to drive for an extended period with this code, as it can lead to further transmission damage or unsafe driving conditions.
5. How do you fix the P0796 code on a GMC Sierra?
Repairs may involve replacing the pressure control solenoid, flushing and refilling the transmission fluid, repairing damaged wiring or connectors, or addressing internal transmission issues.
6. How much does it cost to fix the P0796 code on a 2015 GMC Sierra?
Repair costs can vary depending on the issue, ranging from $150–$400 for solenoid replacement to $2,000 or more for internal transmission repairs.
7. How can I diagnose the P0796 code on my GMC Sierra?
Diagnosis involves scanning for codes, inspecting transmission fluid condition, checking the pressure control solenoid for functionality, and testing wiring and connectors for damage.
8. Will changing the transmission fluid fix the P0796 code?
If the issue is caused by dirty or low fluid, changing or refilling the fluid may resolve the code. However, if the solenoid or internal components are faulty, additional repairs will be needed.
9. What tools are needed to troubleshoot the P0796 code?
A scan tool or OBDII scanner, a multimeter for electrical testing, and basic mechanical tools for inspecting and replacing components are typically required.
10. Is the P0796 code covered under warranty on a 2015 GMC Sierra?
If the vehicle is still under powertrain warranty, the repair may be covered. Check with your dealership or warranty provider for confirmation.
Discuss the causes and fixes for P0796 2015 GMC Sierra OBDII Code
Code P0796 2015 GMC Sierra comments
No comments found for this page.
Fix Your Car Smarter
Try the New AutoCodes App!
Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.