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P0758 Oldsmobile Code - 2-3 Shift Solenoid Circuit Electrical

Quick Answer

The P0758 code for Oldsmobile vehicles indicates a problem with the 2-3 shift solenoid circuit's electrical signal. Common causes include Faulty 2-3 shift solenoid, Wiring issues or shorts in the circuit, Malfunctioning 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
P0758 Oldsmobile indicates 2-3 Shift Solenoid Circuit Electrical.
Common causes
Common causes include Faulty 2-3 shift solenoid, Wiring issues or shorts in the circuit, Malfunctioning 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.
What is this?
Table of contents Created and updated by William Orellana on Sep 11, 2024
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Code P0758 Oldsmobile Description

The P0758 code for Oldsmobile vehicles indicates a problem with the 2-3 shift solenoid circuit's electrical signal. The 2-3 shift solenoid is a crucial component in the transmission system that controls the shifting between second and third gears. When this solenoid malfunctions or fails to operate properly, it can lead to issues with gear shifting, causing erratic or delayed shifting between these gears.

OBDII Code P0758 Oldsmobile - 2-3 Shift Solenoid Circuit Electrical
P0758 Oldsmobile Code - 2-3 Shift Solenoid Circuit Electrical

Common Causes of P0758 Oldsmobile

  1. Faulty 2-3 shift solenoid
  2. Wiring issues or shorts in the circuit
  3. Malfunctioning transmission control module (TCM)
  4. Low transmission fluid level or dirty fluid
  5. Electrical connection problems

Symptoms of P0758 Oldsmobile

  1. Erratic shifting between second and third gears
  2. Delayed or harsh shifting
  3. Transmission slipping
  4. Decreased fuel efficiency
  5. Illumination of the Check Engine Light

How to Fix P0758 Oldsmobile

  1. Begin by diagnosing the exact cause of the P0758 code using a diagnostic scanner to read the trouble codes and identify the specific issue.
  2. Inspect the wiring harness and connections related to the 2-3 shift solenoid circuit for any signs of damage, corrosion, or loose connections.
  3. Test the 2-3 shift solenoid for proper operation and replace it if necessary.
  4. Check the transmission fluid level and condition, topping up or replacing it as needed.
  5. Clear the trouble codes from the TCM's memory and test drive the vehicle to ensure the issue has been resolved.

Cost to Fix P0758 Oldsmobile

The typical repair costs for addressing the P0758 code in an Oldsmobile vehicle can vary depending on the specific cause of the issue. In general, replacing a faulty shift solenoid can range from $150 to $300, including parts and labor. However, if the problem is related to wiring issues or the TCM, the repair costs could be higher. It is recommended to consult with a professional mechanic or automotive technician to get an accurate estimate based on the specific circumstances of your vehicle. Keep in mind that diagnostic time and labor rates can vary, so it's advisable to inquire about local rates before proceeding with the repair.

What does this mean?

Tech Notes for P0758 Oldsmobile

There is a factory service bulletin for the following Oldsmobile models:

2000-2002 Oldsmobile Intrigue

2000-2003 Oldsmobile Aurora

2000-2004 Oldsmobile Alero

2000-2004 Oldsmobile Silhouette

Oldsmobile Factory Service Bulletin OBDII Code P0758

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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 P0758 Oldsmobile Code

1. What are the common symptoms of OBDII code P0758 in an Oldsmobile related to the 2-3 Shift Solenoid Circuit Electrical issue?

- Common symptoms include harsh shifting between gears, delayed or erratic shifting, transmission slipping, and the transmission getting stuck in a particular gear.

2. What are the possible causes of OBDII code P0758 in an Oldsmobile indicating a problem with the 2-3 Shift Solenoid Circuit Electrical?

- Potential causes include a faulty shift solenoid, damaged wiring or connectors in the solenoid circuit, low transmission fluid level, or internal transmission issues.

3. How can I diagnose the OBDII code P0758 in my Oldsmobile with the 2-3 Shift Solenoid Circuit Electrical problem?

- Diagnosis involves using a scan tool to retrieve the trouble codes, checking the transmission fluid level and condition, inspecting the wiring and connectors of the shift solenoid, and performing a thorough transmission test.

4. What are the recommended repair tips for resolving OBDII code P0758 in an Oldsmobile related to the 2-3 Shift Solenoid Circuit Electrical issue?

- Repair tips include replacing the faulty shift solenoid, repairing or replacing damaged wiring or connectors, ensuring the transmission fluid is at the correct level, and performing a complete transmission flush and refill.

5. Can I drive my Oldsmobile with OBDII code P0758 indicating a problem with the 2-3 Shift Solenoid Circuit Electrical?

- It is not recommended to drive the vehicle with this issue as it can lead to further damage to the transmission. It's best to address the problem promptly to prevent more severe issues.

6. How much does it typically cost to repair OBDII code P0758 in an Oldsmobile due to the 2-3 Shift Solenoid Circuit Electrical problem?

- The cost of repair can vary depending on the exact cause of the issue, but it typically ranges from $200 to $600 for parts and labor.

7. Is it possible to reset or clear OBDII code P0758 related to the 2-3 Shift Solenoid Circuit Electrical on my Oldsmobile without fixing the underlying problem?

- While you can clear the code temporarily, it will likely reappear until the root cause of the issue is addressed. It's essential to diagnose and repair the problem to prevent further transmission damage.

8. Are there any preventive maintenance steps I can take to avoid OBDII code P0758 in my Oldsmobile due to the 2-3 Shift Solenoid Circuit Electrical malfunction?

- Regularly checking and maintaining the transmission fluid level and condition, addressing any leaks promptly, and following the manufacturer's recommended service intervals can help prevent this issue.

9. Can a DIY enthusiast with some automotive experience repair OBDII code P0758 in an Oldsmobile related to the 2-3 Shift Solenoid Circuit Electrical problem?

- Depending on the exact cause of the issue, some DIY repairs may be possible, such as replacing the shift solenoid. However, more complex diagnostics and repairs may require professional expertise.

10. How long does it take to repair OBDII code P0758 on an Oldsmobile caused by the 2-3 Shift Solenoid Circuit Electrical issue?

- The repair time can vary based on the specific problem and the expertise of the technician. In general, it can take anywhere from a few hours to a full day to diagnose and fix the issue.

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