Engine-CodesChevrolet – U135A Chevrolet

U135A Chevrolet Code - Lost Communication With Shift To Park Range Actuator

Quick Answer

The U135A code for Chevrolet vehicles indicates that there is a communication error between the vehicle's control module and the Shift To Park Range Actuator. Common causes include Faulty Shift To Park Range Actuator, Wiring issues or loose connections between the control module and the actuator, Corrosion or damage to the electrical connectors. 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
U135A Chevrolet indicates Lost Communication With Shift To Park Range Actuator.
Common causes
Common causes include Faulty Shift To Park Range Actuator, Wiring issues or loose connections between the control module and the actuator, Corrosion or damage to the electrical connectors.
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.
Table of contents Created and updated by William Orellana on Sep 14, 2024
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Code U135A Chevrolet Description

The U135A code for Chevrolet vehicles indicates that there is a communication error between the vehicle's control module and the Shift To Park Range Actuator. The Shift To Park Range Actuator is responsible for ensuring that the vehicle is in the correct gear position, particularly when shifting into or out of park. When communication is lost with this actuator, it can lead to issues with the vehicle's ability to accurately determine its gear position, potentially causing safety concerns and affecting overall performance.

OBDII Code U135A Chevrolet - Lost Communication With Shift To Park Range Actuator
U135A Chevrolet Code - Lost Communication With Shift To Park Range Actuator

Common Causes of U135A Chevrolet

  1. Faulty Shift To Park Range Actuator
  2. Wiring issues or loose connections between the control module and the actuator
  3. Corrosion or damage to the electrical connectors
  4. Software issues with the control module
  5. Faulty control module

Symptoms of U135A Chevrolet

  1. Difficulty shifting gears
  2. Vehicle not recognizing when it is in park
  3. Inability to start the vehicle
  4. Warning lights related to transmission or gear position on the dashboard

How to Fix U135A Chevrolet

  1. Begin by conducting a thorough inspection of the Shift To Park Range Actuator, wiring, and connectors for any visible damage or corrosion.
  2. Check for any loose connections and ensure they are securely fastened.
  3. Use a diagnostic scanner to reset the code and see if the issue persists.
  4. If the problem continues, consider replacing the Shift To Park Range Actuator or control module, depending on which component is determined to be faulty.
  5. After replacing the necessary components, clear the code and test the vehicle to ensure the issue has been resolved.

Cost to Fix U135A Chevrolet

The typical repair costs for addressing a U135A code on a Chevrolet vehicle can vary depending on the specific cause of the issue and the cost of parts and labor. On average, the repair for this code can range from $200 to $500, including parts and labor. However, it is essential to note that diagnostic time and labor rates at auto repair shops can vary based on location, vehicle make and model, and engine type. It is advisable to check with local auto repair shops for a more accurate estimate based on individual circumstances.

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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 U135A Chevrolet Code

1. What are the common symptoms of OBDII code U135A in a Chevrolet indicating a lost communication with the Shift To Park Range Actuator?

- Common symptoms include the inability to shift gears, warning messages on the dashboard related to the transmission, and issues with the vehicle starting.

2. What could cause the U135A code in a Chevrolet related to lost communication with the Shift To Park Range Actuator?

- The code can be triggered by a faulty Shift To Park Range Actuator, damaged wiring or connectors, software issues, or a malfunction within the transmission control module.

3. How can I diagnose the U135A code in a Chevrolet associated with the Shift To Park Range Actuator communication problem?

- Diagnosing the issue involves using an OBDII scanner to read the code, checking the wiring and connectors for damage, testing the Shift To Park Range Actuator, and inspecting the transmission control module for faults.

4. Is it safe to continue driving my Chevrolet with the U135A code indicating lost communication with the Shift To Park Range Actuator?

- It is not recommended to drive the vehicle with this code present as it can lead to potential safety hazards and further damage to the transmission system.

5. Can I repair the U135A code issue related to the Shift To Park Range Actuator communication problem on my own?

- While some DIY enthusiasts may attempt to address the issue by checking and cleaning connections or replacing the Shift To Park Range Actuator, it is advisable to seek professional help for an accurate diagnosis and proper repair.

6. How much does it typically cost to repair the U135A code in a Chevrolet caused by a lost communication with the Shift To Park Range Actuator?

- The cost of repair can vary depending on the extent of the issue, parts needed for replacement, and labor charges. It is recommended to obtain quotes from reputable mechanics or dealerships.

7. Are there any preventive maintenance tips to avoid encountering the U135A code related to the Shift To Park Range Actuator communication problem?

- Regularly inspecting and maintaining the transmission system, ensuring proper wiring connections, and addressing any warning signs promptly can help prevent issues leading to the U135A code.

8. Can a software update fix the U135A code issue indicating lost communication with the Shift To Park Range Actuator in a Chevrolet?

- In some cases, updating the software in the transmission control module may resolve communication errors and clear the U135A code. Consult with a professional technician for guidance on software updates.

9. Will resetting the OBDII system clear the U135A code linked to the Shift To Park Range Actuator communication issue in a Chevrolet?

- While resetting the system may temporarily clear the code, it is crucial to diagnose and address the root cause of the problem to prevent the code from reoccurring.

10. How long does it typically take to repair the U135A code in a Chevrolet related to a lost communication with the Shift To Park Range Actuator?

- The repair time can vary based on the complexity of the issue, availability of parts, and the mechanic's expertise. It is advisable to inquire about the estimated repair duration before proceeding with the service.

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