P0966 2016 Chevrolet Silverado Code - Pressure Control Solenoid Valve 2 Control Circuit Low Voltage
Quick Answer
The OBD-II trouble code P0966 in a 2016 Chevrolet Silverado specifically pertains to the Pressure Control Solenoid Valve 2 Control Circuit Low Voltage. Common causes include Wiring issues or shorts in the electrical circuit, Faulty pressure control solenoid valve 2, Defective transmission control module (TCM). 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
- P0966 2016 Chevrolet Silverado indicates Pressure Control Solenoid Valve 2 Control Circuit Low Voltage.
- Common causes
- Common causes include Wiring issues or shorts in the electrical circuit, Faulty pressure control solenoid valve 2, Defective transmission control module (TCM).
- 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 P0966 2016 Chevrolet Silverado Description
The OBD-II trouble code P0966 in a 2016 Chevrolet Silverado specifically pertains to the Pressure Control Solenoid Valve 2 Control Circuit Low Voltage. This code indicates that there is an issue with the electrical circuit controlling the pressure control solenoid valve 2, which is responsible for regulating hydraulic pressure within the transmission.
Common Causes of P0966 2016 Chevrolet Silverado
- Wiring issues or shorts in the electrical circuit
- Faulty pressure control solenoid valve 2
- Defective transmission control module (TCM)
- Poor electrical connection
Symptoms of P0966 2016 Chevrolet Silverado
- Erratic shifting or harsh gear changes
- Transmission slipping
- Inability to shift gears
- Illumination of the Check Engine Light
- Decreased fuel efficiency
How to Fix P0966 2016 Chevrolet Silverado
- Begin by diagnosing the specific cause of the issue using a scan tool to retrieve the trouble code and inspecting the electrical connections and wiring related to the pressure control solenoid valve 2.
- Check the voltage at the pressure control solenoid valve 2 to determine if it is within the specified range. If the voltage is low, investigate potential causes such as wiring issues or a faulty valve.
- Test the pressure control solenoid valve 2 to ensure it is functioning correctly. If the valve is found to be defective, it will need to be replaced.
- Inspect the transmission control module (TCM) for any signs of damage or malfunction. If necessary, the TCM may need to be reprogrammed or replaced.
- Once the root cause of the issue has been identified and addressed, clear the trouble code from the vehicle's computer system and test drive the vehicle to ensure that the transmission is functioning properly.
Cost to Fix P0966 2016 Chevrolet Silverado
The typical repair costs for addressing the P0966 trouble code in a 2016 Chevrolet Silverado can vary depending on the specific cause of the issue. Replacement of the pressure control solenoid valve 2 or the transmission control module (TCM) can range from $200 to $600 for parts, with additional costs for labor. Overall, the total repair cost could range from $300 to $1000 or more, depending on the extent of the repairs needed. It is important to note that diagnosis time and labor rates at auto repair shops can vary, so it is advisable to obtain quotes from several reputable shops to get a more accurate estimate.
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Frequently Asked Questions about P0966 2016 Chevrolet Silverado Code
1. What are the common symptoms of OBDII code P0966 in a 2016 Chevrolet Silverado?
The common symptoms include erratic shifting, transmission slippage, poor fuel economy, and the illumination of the Check Engine Light.
2. What does the Pressure Control Solenoid Valve 2 Control Circuit Low Voltage mean for a 2016 Chevrolet Silverado?
This code indicates that the powertrain control module has detected low voltage in the circuit responsible for controlling the pressure control solenoid valve 2 in the transmission.
3. What are some possible causes of OBDII code P0966 in a 2016 Chevrolet Silverado?
Potential causes include a faulty pressure control solenoid valve 2, damaged wiring or connectors in the circuit, low transmission fluid levels, or a malfunctioning powertrain control module.
4. How serious is OBDII code P0966 in a 2016 Chevrolet Silverado?
While the vehicle may still be operational with this code, it is important to address it promptly to prevent further damage to the transmission and maintain optimal performance.
5. Can I continue to drive my 2016 Chevrolet Silverado with OBDII code P0966?
It is not recommended to drive the vehicle extensively with this code present, as it can lead to transmission issues and potential drivability problems. It is advisable to have the issue diagnosed and repaired as soon as possible.
6. How can I diagnose OBDII code P0966 in my 2016 Chevrolet Silverado?
Diagnosis typically involves using a scan tool to retrieve the trouble code, inspecting the wiring and connectors related to the pressure control solenoid valve 2, and testing the solenoid valve itself for proper operation.
7. Can I repair OBDII code P0966 in my 2016 Chevrolet Silverado myself?
Depending on your skill level and access to tools, you may be able to address this issue yourself by replacing the faulty pressure control solenoid valve 2 or repairing any damaged wiring or connectors. However, professional diagnosis and repair are recommended for complex transmission issues.
8. How much does it cost to repair OBDII code P0966 in a 2016 Chevrolet Silverado?
The cost of repair can vary depending on the root cause of the issue, labor rates, and parts prices. It is advisable to obtain estimates from reputable mechanics or repair shops to determine the exact cost.
9. How do I prevent OBDII code P0966 from recurring in my 2016 Chevrolet Silverado?
Regular maintenance, such as checking and maintaining proper transmission fluid levels, can help prevent this code from recurring. Additionally, addressing any underlying issues promptly can help avoid future occurrences.
10. Is OBDII code P0966 covered under any warranties for a 2016 Chevrolet Silverado?
Depending on the vehicle's warranty coverage and mileage, this issue may be covered under the powertrain warranty. It is recommended to check with your dealership or refer to your warranty documentation for specific coverage details.
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