AutoCodesBuick – P2737 Buick

P2737 Buick Code - Transmission Control Solenoid Valve 6 Performance

Quick Answer

The Transmission Control Solenoid Valve Solenoid Valve is an electronic pressure regulator that controls transmission line pressure based on current flow through its coil windings. Common causes include Low transmission fluid level, Dirty transmission fluid, Faulty Transmission Control 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
P2737 Buick indicates Transmission Control Solenoid Valve 6 Performance.
Common causes
Common causes include Low transmission fluid level, Dirty transmission fluid, Faulty Transmission Control 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.
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Code Popularity 258
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Mar 25, 2024
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Code P2737 Buick Description

The Transmission Control Solenoid Valve Solenoid Valve is an electronic pressure regulator that controls transmission line pressure based on current flow through its coil windings. As current flow is increased, the magnetic field produced by the coil moves the solenoid’s plunger further away from the exhaust port. Opening the exhaust port decreases the output fluid pressure regulated by the Transmission Control Solenoid Valve, which ultimately decreases line pressure. The line pressure solenoid valve regulates the oil pump discharge pressure to suit the driving condition in response to a signal sent from the Transmission Control Module (TCM). The Diagnostic Trouble Code (DTC) is set when the Transmission Control Solenoid Valve Control Circuit commanded state does not match the actual state for greater than 1 s.
OBDII Code P2737 Buick - Transmission Control Solenoid Valve 6 Performance - AutoCodes.com
P2737 Buick Code - Transmission Control Solenoid Valve 6 Performance

What are the Possible Causes of the DTC P2737 Buick?

  • Low transmission fluid level
  • Dirty transmission fluid
  • Faulty Transmission Control Solenoid Valve
  • Transmission Control Solenoid Valve harness is open or shorted
  • Transmission Control Solenoid Valve circuit poor electrical connection
  • Faulty Transmission Control Module (TCM)

How to Fix the DTC P2737 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 P2737 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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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P2737 Buick Code

1. What does the OBDII code P2737 mean for a Buick?

The code P2737 indicates a performance issue with Transmission Control Solenoid Valve 6, which is responsible for regulating fluid flow in the transmission.

2. What are common symptoms of the P2737 code in a Buick?

Symptoms may include difficulty shifting gears, transmission slipping, poor acceleration, reduced fuel efficiency, and the Check Engine Light being illuminated.

3. What causes the P2737 code to appear in a Buick?

Common causes include a faulty solenoid, low or dirty transmission fluid, damaged wiring or connectors, or internal transmission issues.

4. Can I drive my Buick with a P2737 code?

Driving with a P2737 code is not recommended, as it can lead to further transmission damage or unsafe driving conditions.

5. How is the P2737 code diagnosed in a Buick?

A mechanic will typically check the transmission fluid, inspect wiring and connectors, test the solenoid's operation, and use a scan tool to monitor transmission performance.

6. How do I fix the P2737 code on my Buick?

Repairs may include replacing the faulty solenoid, cleaning or replacing transmission fluid, repairing damaged wiring, or addressing internal transmission problems.

7. Can low transmission fluid cause the P2737 code?

Yes, low or contaminated transmission fluid can cause the solenoid to perform poorly and trigger the P2737 code.

8. How much does it cost to repair a P2737 code in a Buick?

Repair costs vary but may range from $150 to $400 for solenoid replacement, plus additional costs if other transmission repairs are needed.

9. Will resetting the Check Engine Light fix the P2737 code?

Resetting the light will clear the code temporarily, but the underlying issue must be addressed to prevent the code from returning.

10. How can I prevent the P2737 code from occurring in my Buick?

Regularly maintain your transmission by checking fluid levels, using the correct fluid type, and addressing transmission issues promptly.

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