1. Introduction
This manual provides detailed instructions for the installation, operation, and maintenance of the Ignition Coil Connector Wiring Harnesses. This product is designed to replace original equipment parts and ensure optimal performance of your vehicle's ignition system. Please read this manual thoroughly before installation to ensure proper and safe use.
2. Product Overview and Features
The Ignition Coil Connector Wiring Harnesses are engineered for durability and reliable operation. Key features include:
- Compatibility: Specifically designed for Chevy Cruze 1.4L (2011-2016) and 1.4L Turbo (2011-2016) models.
- Replacement Part Numbers: Replaces 13355825, 19300475, and 19300958.
- Enhanced Performance: Contributes to improved ignition system performance, ensuring efficient engine operation.
- Durable Material: Constructed from premium rubber material, offering excellent durability and reliable function even in challenging driving conditions.

Image: The ignition coil connector wiring harness contributes to improved ignition system performance, ensuring your engine operates efficiently.
3. Package Contents
Upon opening the package, please verify that all components are present and undamaged:
- One (1) Ignition Coil Connector Wiring Harnesses

Image: The complete package contents, including the ignition coil connector wiring harness and heat shrink terminals.
4. Installation Guide
Safety First: Before beginning any automotive repair, ensure the vehicle is turned off, the engine is cool, and the battery is disconnected to prevent accidental starting or electrical shock.
4.1. General Installation Steps
- Turn off the vehicle's ignition switch and ensure the engine is safely stopped.
- Locate the original ignition coil connector. Gently disconnect it, being careful not to exert excessive force on the existing wiring or connector.
- Insert the new ignition coil connector wiring harness into the original harness socket, ensuring a secure and proper alignment.
- Gently press the connector to ensure a firm connection.
- Inspect all harnesses and connectors to confirm a secure installation without any loose parts.
- Reconnect the vehicle's battery.
- Start the engine and observe the ignition system's operation. In case of any abnormalities, cease use immediately and seek professional technical support.

Image: Visual guide for the initial steps of disconnecting the old connector and preparing for the new harness.

Image: Visual guide for inserting the new harness and ensuring a secure connection.
4.2. Using Heat Shrink Terminals (If Applicable)
If your installation requires splicing or extending wires, follow these steps for using heat shrink terminals:
- Prepare the docking terminal and strip off approximately 10mm of insulation from the wires to be connected.
- Insert the stripped cable ends into the wiring terminal, ensuring good contact.
- Crimp the most concave part of the terminal with appropriate pliers to secure the wires.
- Use a lighter or heat gun to apply heat evenly to the heat shrink tube until it shrinks tightly around the connection, providing insulation and strain relief.

Image: Step-by-step visual instructions for properly using heat shrink terminals for secure wire connections.
4.3. Product Showcase Video
For a visual overview of the product, please watch the following video:
Video: A detailed showcase of the Ignition Coil Connector Wiring Harnesses, highlighting its features and components.
5. Operating Instructions
Once the Ignition Coil Connector Wiring Harnesses are correctly installed, the vehicle's ignition system should function as intended. No specific operational steps are required beyond normal vehicle use. The harness facilitates the proper electrical connection for the ignition coils, which are critical for engine combustion.
6. Maintenance
The Ignition Coil Connector Wiring Harnesses are designed for long-term durability with minimal maintenance. However, periodic inspection is recommended:
- Visual Inspection: Periodically check the harness and connections for any signs of wear, fraying, corrosion, or damage.
- Cleanliness: Ensure the connectors remain free from dirt, moisture, or debris, which can interfere with electrical conductivity.
- Secure Connections: Verify that all connections remain tight and secure.
7. Troubleshooting
If you experience issues after installing the ignition coil connector wiring harness, consider the following troubleshooting steps:
- Engine Misfire or Rough Idling: This could indicate a loose or improper connection. Re-check all connections, ensuring they are fully seated and secure.
- Check Engine Light: If the check engine light illuminates, it may be related to an ignition system fault. Use an OBD-II scanner to retrieve diagnostic trouble codes (DTCs) for further diagnosis.
- No Start Condition: Verify that the harness is correctly installed and that there are no breaks in the wiring. Ensure the vehicle's battery is fully charged.
- Incorrect Part: Double-check that the harness is compatible with your specific Chevy Cruze model and year (1.4L and 1.4L Turbo, 2011-2016).
If problems persist after performing these checks, it is recommended to consult a qualified automotive technician for professional diagnosis and repair.
8. Specifications
| Item Model Number | Ignition Coil Connector Wiring Harnesses |
| Brand | Generic |
| Material | Rubber |
| Cable Type | Flat Ribbon |
| Connector Type | IDC |
| Compatible Vehicles | Chevy Cruze 1.4L (2011-2016), 1.4L Turbo (2011-2016) |
| Replacement Part Numbers | 13355825, 19300475, 19300958 |
9. Warranty and Support
For information regarding product warranty, returns, or technical support, please contact the seller or manufacturer directly through your purchase platform. Keep your proof of purchase for any warranty claims.





