C1117 2014 GMC Sierra Code - Manual Trailer Brake Apply Request Signal 2 Malfunction
Quick Answer
The trailer brake control system has a control panel with the trailer gain and manual apply switches. Common causes include Faulty Trailer Brake Control Switch, Trailer Brake Control Switch harness is open or shorted, Trailer Brake Control Switch 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
- C1117 2014 GMC Sierra indicates Manual Trailer Brake Apply Request Signal 2 Malfunction.
- Common causes
- Common causes include Faulty Trailer Brake Control Switch, Trailer Brake Control Switch harness is open or shorted, Trailer Brake Control Switch 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 C1117 2014 GMC Sierra Description
What are the Possible Causes of the DTC C1117 2014 GMC Sierra?
- Faulty Trailer Brake Control Switch
- Trailer Brake Control Switch harness is open or shorted
- Trailer Brake Control Switch circuit poor electrical connection
- Faulty Chassis Control Module-Auxiliary
How to Fix the DTC C1117 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 C1117 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 C1117 2014 GMC Sierra Code
1. What are the common symptoms of OBDII code C1117 in a 2014 GMC Sierra?
- Common symptoms include the trailer brake system not working properly, the trailer brakes not engaging when manually applied, and a warning light on the dashboard.
2. What does the OBDII code C1117 for a 2014 GMC Sierra mean?
- The code C1117 indicates a Manual Trailer Brake Apply Request Signal 2 Malfunction in the vehicle's trailer brake system.
3. What are the possible causes of the C1117 code in a 2014 GMC Sierra?
- Possible causes include faulty wiring connections in the trailer brake system, a malfunctioning trailer brake controller, or issues with the brake switch.
4. How can I diagnose the C1117 code in my 2014 GMC Sierra?
- To diagnose the code, you can start by checking the wiring connections in the trailer brake system, testing the trailer brake controller, and inspecting the brake switch for proper operation.
5. Can I still safely tow a trailer with the C1117 code present in my 2014 GMC Sierra?
- It is not recommended to tow a trailer with the C1117 code present, as it indicates a malfunction in the trailer brake system that can affect braking performance.
6. How can I reset the C1117 code in my 2014 GMC Sierra?
- You can reset the code by using an OBDII scanner to clear the code after addressing the underlying issue in the trailer brake system.
7. Is it necessary to take my 2014 GMC Sierra to a mechanic for the C1117 code?
- While you can attempt to diagnose and repair the issue causing the C1117 code yourself, it is recommended to consult a professional mechanic for accurate diagnosis and proper repair.
8. How much does it typically cost to repair the C1117 code in a 2014 GMC Sierra?
- The cost of repairing the C1117 code can vary depending on the underlying issue, but it may involve replacing faulty wiring, the trailer brake controller, or the brake switch, which can range from $100 to $500 or more.
9. Can the C1117 code in a 2014 GMC Sierra cause other problems if left unaddressed?
- If left unaddressed, the C1117 code can potentially lead to unsafe towing conditions, compromised trailer brake performance, and increased risk of accidents, so it is important to address the issue promptly.
10. How can I prevent the C1117 code from reoccurring in my 2014 GMC Sierra?
- To prevent the C1117 code from reoccurring, ensure regular maintenance of the trailer brake system, check wiring connections periodically, and address any issues promptly to maintain proper functionality.
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