Engine-CodesChevrolet – C1595 2015 Chevrolet Silverado

C1595 2015 Chevrolet Silverado Code - Trailer Brake Signal to Trailer Brake Power Control Module Circuit Malfunction

Quick Answer

The C1595 diagnostic trouble code (DTC) for a 2015 Chevrolet Silverado indicates a Trailer Brake Signal to Trailer Brake Power Control Module Circuit Malfunction. Common causes include Faulty trailer brake controller, Damaged wiring or connectors in the trailer brake circuit, Corrosion or poor connections in the trailer brake system. 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
C1595 2015 Chevrolet Silverado indicates Trailer Brake Signal to Trailer Brake Power Control Module Circuit Malfunction.
Common causes
Common causes include Faulty trailer brake controller, Damaged wiring or connectors in the trailer brake circuit, Corrosion or poor connections in the trailer brake system.
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 24, 2024
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Code C1595 2015 Chevrolet Silverado Description

The C1595 diagnostic trouble code (DTC) for a 2015 Chevrolet Silverado indicates a Trailer Brake Signal to Trailer Brake Power Control Module Circuit Malfunction. This code specifically relates to an issue with the communication between the trailer brake signal and the trailer brake power control module. In vehicles equipped with trailer brakes, this system is crucial for ensuring safe towing operations. When this circuit malfunctions, it can lead to a variety of issues that affect the vehicle's performance and safety.

OBDII Code C1595 2015 Chevrolet Silverado - Trailer Brake Signal to Trailer Brake Power Control Module Circuit Malfunction
C1595 2015 Chevrolet Silverado Code - Trailer Brake Signal to Trailer Brake Power Control Module Circuit Malfunction

Common Causes of C1595 2015 Chevrolet Silverado

  1. Faulty trailer brake controller.
  2. Damaged wiring or connectors in the trailer brake circuit.
  3. Corrosion or poor connections in the trailer brake system.
  4. Issues with the trailer brake power control module.
  5. Electrical interference or short circuits affecting the trailer brake signal.

Symptoms of C1595 2015 Chevrolet Silverado

  1. Inconsistent trailer brake response while towing.
  2. Trailer brakes not engaging or engaging too aggressively.
  3. Illumination of the trailer brake warning light on the dashboard.
  4. Decreased braking performance when towing a trailer.

How to Fix C1595 2015 Chevrolet Silverado

  1. Begin by inspecting the trailer brake controller and wiring for any visible damage or corrosion. Replace any damaged components as needed.
  2. Check the connectors in the trailer brake circuit for proper connection and cleanliness. Clean or repair any corroded or loose connections.
  3. Test the trailer brake power control module for proper functionality. Replace the module if it is found to be faulty.
  4. Verify the integrity of the trailer brake signal by testing the electrical connections and circuits. Repair any wiring issues or shorts that are identified.
  5. Clear the DTC from the vehicle's computer system and test the trailer brake system to ensure proper operation.

Cost to Fix C1595 2015 Chevrolet Silverado

The typical repair costs for addressing a C1595 code on a 2015 Chevrolet Silverado can vary depending on the specific cause of the issue and the extent of repairs needed. In general, the cost of parts for replacing components such as the trailer brake controller or power control module can range from $100 to $300 or more. Labor costs at auto repair shops typically range from $80 to $150 per hour, with the total repair time depending on the complexity of the issue.

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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 C1595 2015 Chevrolet Silverado Code

1. What are the common symptoms of OBDII code C1595 on a 2015 Chevrolet Silverado?

- Common symptoms include the trailer brake system not functioning properly, warning lights on the dashboard, and potential issues with the trailer brake power control module.

2. What could cause the OBDII code C1595 to appear on a 2015 Chevrolet Silverado?

- The code C1595 is typically triggered by a malfunction in the circuit between the trailer brake signal and the trailer brake power control module. This can be caused by wiring issues, a faulty module, or a poor connection.

3. How can I diagnose the OBDII code C1595 on my 2015 Chevrolet Silverado?

- To diagnose the code C1595, it is recommended to check the wiring connections between the trailer brake signal and the power control module, inspect the module for any visible damage, and use a diagnostic scanner to read and clear the code.

4. What are the repair options for OBDII code C1595 on a 2015 Chevrolet Silverado?

- Repair options include fixing any wiring issues, replacing the trailer brake power control module if necessary, ensuring proper connections are secure, and clearing the code to see if the issue persists.

5. Can I still safely tow a trailer with the OBDII code C1595 on my 2015 Chevrolet Silverado?

- It is not recommended to tow a trailer if the trailer brake system is not functioning correctly due to the code C1595. It is important to address the issue promptly to ensure safe towing.

6. Is it possible to reset the OBDII code C1595 on a 2015 Chevrolet Silverado without fixing the underlying issue?

- While you can clear the code temporarily, it is crucial to address the root cause of the problem to prevent the code from reappearing and to ensure the trailer brake system operates correctly.

7. How can I prevent OBDII code C1595 from reoccurring on my 2015 Chevrolet Silverado?

- Regularly inspecting and maintaining the trailer brake system, checking for any wiring issues, ensuring proper connections, and addressing any concerns promptly can help prevent the code C1595 from reoccurring.

8. Can a DIY enthusiast fix the OBDII code C1595 on a 2015 Chevrolet Silverado?

- Depending on the individual's skill level and familiarity with automotive electrical systems, a DIY enthusiast may be able to diagnose and address the code C1595. However, it is recommended to seek professional help if unsure.

9. How long does it typically take to repair OBDII code C1595 on a 2015 Chevrolet Silverado?

- The repair time for the code C1595 can vary depending on the severity of the issue and the availability of parts. It may take anywhere from a few hours to a day to address the problem fully.

10. Is OBDII code C1595 a common issue on 2015 Chevrolet Silverado vehicles?

- While not extremely common, OBDII code C1595 related to the trailer brake signal to power control module circuit malfunction can occur on 2015 Chevrolet Silverado vehicles, especially with older or heavily used trailers.

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