AutoCodes – GMC – C1113 GMC

C1113 GMC Code - Trailer Brake Power Control Module Enable Circuit Short to Battery

Quick Answer

The chassis control module 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: C1113 GMC indicates Trailer Brake Power Control Module Enable Circuit Short to Battery.
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.

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Code Popularity 12,043

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Aug 14, 2020

Description
Possible Causes
How To Fix
Tech Notes
Cost to Diagnose
FAQs
Comments
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Code C1113 GMC Description

OBDII Code C1113 GMC - Trailer Brake Power Control Module Enable Circuit Short to Battery - AutoCodes.com — C1113 GMC Code - Trailer Brake Power Control Module Enable Circuit Short to Battery

What does this mean?

What are the Possible Causes of the DTC C1113 GMC?

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

How to Fix the DTC C1113 GMC?

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 does this mean?

Code Tech Notes

- C1113:01 Trailer Brake Power Control Module Enable Circuit - Short to Battery
- C1113:02 Trailer Brake Power Control Module Enable Circuit - Short to Ground

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the C1113 GMC 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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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 C1113 GMC Code

1. What are the common symptoms of OBDII code C1113 GMC?

The common symptoms of code C1113 GMC include the trailer brake system not functioning properly, warning lights illuminated on the dashboard, and potential issues with the power control module.

2. What can cause the Trailer Brake Power Control Module Enable Circuit Short to Battery code C1113 GMC?

This code can be caused by a short circuit in the power control module enabling circuit, damaged wiring, faulty connectors, or a malfunctioning trailer brake power control module.

3. How serious is OBDII code C1113 GMC?

Code C1113 GMC should be addressed promptly as it can affect the proper functioning of the trailer brake system, potentially compromising the safety and performance of the vehicle when towing.

4. How can I diagnose OBDII code C1113 GMC?

Diagnosing code C1113 GMC involves using a diagnostic scanner to retrieve the specific fault code, inspecting the trailer brake system components, checking for damaged wiring or connectors, and testing the power control module.

5. Can I still drive my vehicle with OBDII code C1113 GMC?

It is not recommended to drive the vehicle with code C1113 GMC present, especially if you rely on the trailer brake system for safe towing. Addressing the issue promptly is crucial.

6. How can I repair OBDII code C1113 GMC?

Repairing code C1113 GMC may involve repairing or replacing damaged wiring, connectors, or components in the trailer brake system, as well as addressing any issues with the power control module.

7. Can a DIY enthusiast fix OBDII code C1113 GMC?

While some DIY enthusiasts may be able to diagnose and repair code C1113 GMC if they have the necessary tools and expertise, it is recommended to consult a professional mechanic for accurate diagnosis and repair.

8. Will resetting the OBDII code C1113 GMC make it go away permanently?

Simply resetting the code may temporarily clear the warning lights, but if the underlying issue causing code C1113 GMC is not addressed, the code is likely to reappear.

9. How much does it cost to fix OBDII code C1113 GMC?

The cost to fix code C1113 GMC can vary depending on the extent of the damage, the parts needing replacement, and labor costs. It is advisable to obtain quotes from different mechanics for an accurate estimate.

10. Can code C1113 GMC be triggered by other underlying issues in the vehicle?

While code C1113 GMC specifically relates to the trailer brake power control module, underlying issues such as electrical faults, wiring problems, or module malfunctions in other systems could potentially trigger this code as well.