C1114 2014 GMC Sierra Code - Trailer Brake Control Solenoids Control Circuit Malfunction
Quick Answer
The Chassis Control Module-Auxiliary receives inputs from the Trailer Brake Power Control Module; these inputs are used to determine trailer connection and the amount of voltage supplied to the trailer brakes. Common causes include Faulty Trailer Brake Power Control Module, Trailer Brake Power Control Module harness is open or shorted, Trailer Brake Power Control Module circuit poor electrical connection. 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
- C1114 2014 GMC Sierra indicates Trailer Brake Control Solenoids Control Circuit Malfunction.
- Common causes
- Common causes include Faulty Trailer Brake Power Control Module, Trailer Brake Power Control Module harness is open or shorted, Trailer Brake Power Control Module circuit poor electrical connection.
- 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.
Code C1114 2014 GMC Sierra Description
What are the Possible Causes of the DTC C1114 2014 GMC Sierra?
- Faulty Trailer Brake Power Control Module
- Trailer Brake Power Control Module harness is open or shorted
- Trailer Brake Power Control Module circuit poor electrical connection
- Faulty Chassis Control Module-Auxiliary
How to Fix the DTC C1114 2014 GMC Sierra?
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 C1114 2014 GMC Sierra 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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Frequently Asked Questions about C1114 2014 GMC Sierra Code
1. What does the OBDII code C1114 mean on a 2014 GMC Sierra?
C1114 indicates a malfunction in the trailer brake control solenoids control circuit, which affects the operation of the trailer braking system.
2. What are the common symptoms of code C1114 in a 2014 GMC Sierra?
Common symptoms include trailer brakes not functioning properly, a warning message or light on the dash, and possible loss of trailer braking power.
3. What causes the C1114 code to appear on a 2014 GMC Sierra?
The code can be triggered by a faulty trailer brake control module, damaged wiring or connectors, a blown fuse, or a malfunctioning trailer brake solenoid.
4. Can I still drive my 2014 GMC Sierra with the C1114 code?
Yes, but you may lose trailer braking capability, which can be hazardous when towing. It’s important to address the issue before towing again.
5. How do I diagnose code C1114 on a 2014 GMC Sierra?
Diagnose by checking for damaged wiring or connections in the trailer brake control circuit, inspecting the solenoids, and testing the trailer brake control module using a scan tool.
6. How can I fix the C1114 code on a 2014 GMC Sierra?
Repairs may include replacing damaged wiring, repairing or replacing the trailer brake solenoid, or replacing the trailer brake control module.
7. Is the C1114 code specific to the 2014 GMC Sierra?
No, this code can appear on other vehicles with trailer brake systems, but the exact diagnosis and repair steps may vary.
8. How much does it cost to fix the C1114 code on a 2014 GMC Sierra?
Repair costs can range from $100 to $600 depending on whether wiring repairs, solenoid replacement, or a new control module is required.
9. Can a faulty trailer cause the C1114 code on a 2014 GMC Sierra?
Yes, issues with the trailer’s brake wiring or its brake system components can trigger the code. Always inspect the trailer in addition to the truck.
10. Do I need special tools to fix the C1114 code on a 2014 GMC Sierra?
A multimeter and an advanced scan tool capable of reading trailer brake system data are commonly used for diagnosing and repairing this issue.
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