C1595 2017 GMC Sierra Code - Trailer Brake Signal to Trailer Brake Power Control Module Circuit Malfunction
Quick Answer
The C1595 diagnostic trouble code (DTC) for a 2017 GMC Sierra indicates a Trailer Brake Signal to Trailer Brake Power Control Module Circuit Malfunction. Common causes include Damaged or corroded wiring in the trailer brake system, Faulty connectors or connections between the trailer brake system and power control module, Malfunctioning power control module. 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 2017 GMC Sierra indicates Trailer Brake Signal to Trailer Brake Power Control Module Circuit Malfunction.
- Common causes
- Common causes include Damaged or corroded wiring in the trailer brake system, Faulty connectors or connections between the trailer brake system and power control module, Malfunctioning power control module.
- 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 C1595 2017 GMC Sierra Description
The C1595 diagnostic trouble code (DTC) for a 2017 GMC Sierra indicates a Trailer Brake Signal to Trailer Brake Power Control Module Circuit Malfunction. This code is specifically related to the communication between the trailer brake system and the power control module in the vehicle. The trailer brake system is designed to provide additional braking power when towing a trailer, ensuring safe and efficient braking performance. When this code is triggered, it means that there is a malfunction in the circuit that transmits the signal from the trailer brake system to the power control module, impacting the ability of the vehicle to effectively control the trailer brakes.
Common Causes of C1595 2017 GMC Sierra
- Damaged or corroded wiring in the trailer brake system.
- Faulty connectors or connections between the trailer brake system and power control module.
- Malfunctioning power control module.
- Issues with the trailer brake system components, such as the brake controller or brake actuators.
- Water or debris intrusion in the electrical connections affecting the signal transmission.
Symptoms of C1595 2017 GMC Sierra
- Illumination of the trailer brake warning light on the dashboard.
- Inconsistent or weak braking response when towing a trailer.
- ABS system activation or pulsation during braking.
- Trailer brakes not engaging or engaging too aggressively.
- Difficulty maintaining control while towing a trailer, especially during braking.
How to Fix C1595 2017 GMC Sierra
- Begin by inspecting the wiring and connectors in the trailer brake system for any visible damage or corrosion. Repair or replace any damaged components.
- Check the connections between the trailer brake system and the power control module for proper contact and functionality. Clean or replace any faulty connectors.
- Test the power control module for proper operation and communication with the trailer brake system. Replace the module if necessary.
- Verify the functionality of the trailer brake system components, such as the brake controller and actuators. Repair or replace any faulty parts.
- Clear the DTC from the vehicle's system and test the trailer brake system to ensure proper operation and communication with the power control module.
Cost to Fix C1595 2017 GMC Sierra
The typical repair costs for addressing a Trailer Brake Signal to Trailer Brake Power Control Module Circuit Malfunction can vary depending on the specific cause of the issue and the extent of the repairs needed. In general, the cost of parts for this repair could range from $100 to $500, with labor costs adding an additional $100 to $300. Overall, the total cost of addressing this issue could fall between $200 and $800. It's important to note that these are rough estimates, and actual costs may vary based on factors such as the location of the repair, the make and model of the vehicle, and the rates charged by the auto repair shop. It's recommended to obtain a detailed quote from a qualified mechanic or dealership to get a more accurate cost estimate for this repair.
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Frequently Asked Questions about C1595 2017 GMC Sierra Code
1. What are the common symptoms of OBDII code C1595 in a 2017 GMC Sierra related to the Trailer Brake Signal to Trailer Brake Power Control Module Circuit Malfunction?
- Common symptoms include trailer brake system failure, warning lights on the dashboard, and potential issues with trailer braking performance.
2. What are the possible causes of OBDII code C1595 in a 2017 GMC Sierra?
- Possible causes include damaged wiring or connectors in the trailer brake system, a malfunctioning trailer brake power control module, or a faulty trailer brake switch.
3. How can I diagnose the issue causing OBDII code C1595 in my 2017 GMC Sierra?
- To diagnose the problem, you can start by inspecting the trailer brake wiring, connectors, and components for any visible damage or corrosion. Using a multimeter to test for continuity and proper voltage can also help pinpoint the issue.
4. Can I still safely drive my 2017 GMC Sierra with OBDII code C1595 present?
- It is not recommended to drive the vehicle with this code active, as it indicates a malfunction in the trailer brake system that can affect braking performance when towing a trailer.
5. How can I reset OBDII code C1595 in my 2017 GMC Sierra after making repairs?
- After repairing the underlying issue causing the code, you can reset it using an OBDII scanner or by disconnecting the vehicle's battery for a few minutes to clear the code.
6. Is it possible to repair OBDII code C1595 in a 2017 GMC Sierra myself, or should I seek professional help?
- Depending on your experience and expertise in automotive repairs, you may be able to address the issue yourself by inspecting and repairing the trailer brake system components. However, if you are unsure or uncomfortable with the task, it is advisable to seek professional assistance.
7. Are there any preventive measures I can take to avoid encountering OBDII code C1595 in my 2017 GMC Sierra in the future?
- Regularly inspecting and maintaining the trailer brake system, ensuring proper wiring connections, and using compatible trailers and accessories can help prevent issues that may trigger this OBDII code.
8. Can extreme weather conditions or rough road conditions contribute to triggering OBDII code C1595 in a 2017 GMC Sierra?
- Yes, extreme weather conditions, such as heavy rain or snow, as well as rough road conditions can potentially damage the trailer brake system components and wiring, leading to the malfunction indicated by this OBDII code.
9. Will fixing OBDII code C1595 in my 2017 GMC Sierra require replacement parts, or can it be resolved through simple repairs?
- The resolution of this code may vary depending on the root cause. In some cases, simple repairs like fixing wiring connections may suffice, while in other instances, replacement parts such as the trailer brake power control module may be necessary.
10. How crucial is it to address OBDII code C1595 promptly in a 2017 GMC Sierra to ensure safe towing operations?
- It is essential to address this code promptly to maintain the safe operation of the trailer brake system while towing. Ignoring the issue can lead to potential brake failures and compromise safety on the road.
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