P0964 Buick Code - Pressure Control Solenoid Valve 2 Control Circuit Open
Quick Answer
The pressure control solenoid 2 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
- P0964 Buick indicates Pressure Control Solenoid Valve 2 Control Circuit Open.
- 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.
Code P0964 Buick Description
The Diagnostic Trouble Code (DTC) will be set when the Transmission Control Module detects an open on the pressure control solenoid valve 2 control circuit for 1 s.
What are the Possible Causes of the DTC P0964 Buick?
- 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 P0964 Buick?
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 P0964 Buick 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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Frequently Asked Questions about P0964 Buick Code
1. What does the OBDII code P0964 mean for a Buick?
P0964 indicates an electrical issue in the pressure control solenoid valve 2 control circuit, typically meaning the circuit is open or disconnected.
2. What are the common symptoms of a P0964 code in a Buick?
Symptoms may include harsh or erratic shifting, transmission slipping, reduced fuel efficiency, or the vehicle going into limp mode.
3. What causes the P0964 code to appear?
Common causes include a damaged or disconnected wiring harness, a faulty pressure control solenoid, a blown fuse, or a malfunctioning transmission control module (TCM).
4. Can I drive my Buick with a P0964 code?
Driving with a P0964 code may cause further damage to the transmission. It's best to address the issue as soon as possible.
5. How do I diagnose a P0964 code on a Buick?
Start by checking the wiring and connectors for damage or corrosion, test the pressure control solenoid for proper function, and inspect the TCM for faults.
6. How much does it cost to fix a P0964 code in a Buick?
Repair costs can vary depending on the issue, ranging from $100 to $400 for wiring repairs or solenoid replacement, with higher costs if the TCM needs replacement or reprogramming.
7. What tools are needed to diagnose a P0964 code?
Tools may include an OBDII scanner, a multimeter for testing electrical circuits, and potentially specialized tools for accessing the transmission.
8. How do I reset the P0964 code after repairs?
Use an OBDII scanner to clear the code after the issue is resolved. Drive the vehicle to ensure the code does not return.
9. What happens if I ignore the P0964 code in my Buick?
Ignoring the code can lead to worsening transmission performance, increased wear, and potentially costly repairs.
10. Can a bad battery cause a P0964 code in a Buick?
Yes, a weak or failing battery can cause voltage issues that may affect the pressure control solenoid circuit, triggering the code.
Discuss the causes and fixes for P0964 Buick OBDII Code
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