P0960 Cadillac Code - Line Pressure Control Solenoid Valve Control Circuit Open
Quick Answer
The line pressure control solenoid 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
- P0960 Cadillac indicates Line Pressure Control Solenoid Valve 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 P0960 Cadillac Description
The Diagnostic Trouble Code (DTC) will be set when the Transmission Control Module detects an open circuit on the line pressure control solenoid valve control circuit for 1 s.
What are the Possible Causes of the DTC P0960 Cadillac?
- 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 P0960 Cadillac?
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 P0960 Cadillac 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 P0960 Cadillac Code
1. What does the OBDII code P0960 mean on a Cadillac?
P0960 indicates an open circuit in the line pressure control solenoid valve, which is responsible for regulating hydraulic pressure in the transmission.
2. What are the common symptoms of a P0960 code on a Cadillac?
Symptoms may include harsh or delayed shifting, transmission slipping, poor acceleration, and the check engine light being illuminated.
3. What causes the P0960 code to appear on a Cadillac?
Common causes include a faulty line pressure control solenoid, damaged wiring or connectors, a blown fuse, or a malfunctioning transmission control module (TCM).
4. Can I drive my Cadillac with a P0960 code?
Driving with a P0960 code is not recommended, as it can lead to further transmission damage and performance issues.
5. How is a P0960 code diagnosed on a Cadillac?
A mechanic will use a scan tool to read the code, inspect the wiring and connectors for damage, test the solenoid’s electrical resistance, and check the TCM for faults.
6. How do you fix the P0960 code on a Cadillac?
Repairs may involve replacing the line pressure control solenoid, repairing damaged wiring or connectors, replacing a blown fuse, or reprogramming or replacing the TCM.
7. What is the cost to repair a P0960 code on a Cadillac?
Repair costs can vary widely, ranging from $100 to $400 for wiring or solenoid replacement, and higher if the TCM needs repair or replacement.
8. Can a dirty transmission fluid cause the P0960 code on a Cadillac?
While not a primary cause, contaminated or old transmission fluid can contribute to solenoid performance issues and should be checked during diagnosis.
9. How can I prevent the P0960 code from occurring again on my Cadillac?
Regular maintenance, such as changing transmission fluid and inspecting wiring and connectors, can help prevent the issue.
10. Will clearing the P0960 code fix the problem on a Cadillac?
Clearing the code will turn off the check engine light temporarily, but the underlying issue must be repaired to prevent the code from returning.
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