Found Better Price?...
We offer price Match plus 10% off the price different
Serving Canadian Since 2015
Couldn't load pickup availability
The CURT 56427 is a custom-fitted trailer wiring harness designed specifically for select Cadillac XT4 models equipped with a factory tow package. This unit provides a standard 4-way flat trailer connector to power your trailer's lights and signals without complex wiring modifications.
CURT custom wiring connectors are designed for a seamless, stress-free installation. By utilizing your vehicle’s existing OEM-compatible socket, this T-connector eliminates the need to cut, splice, or solder into your Cadillac XT4's electrical system. It provides a reliable 4-way flat socket to connect your trailer’s tail lights, brake lights, and turn signals. Built with SMT circuitry for improved durability and performance, this unit ensures a stable connection for your towing needs. Please note that this part is intended for specific Cadillac XT4 models that come equipped with a factory tow package.
| Feature | Details |
| Brand | CURT |
| Part Number | 56427 |
| SKU | BKDK_56427 |
| Product Type | Trailer Connector Kit |
| End Type | 4 Flat |
| Color | Black |
| Estimated Install Time | 1 Hour |
This wiring connector is designed for specific years of the Cadillac XT4. A factory tow package is strictly required for compatibility. Because vehicle specifications can vary, please confirm your vehicle's features or contact MyTruckPoint for assistance before finalizing your purchase to ensure this part fits your specific configuration.
The CURT 56427 is a superior choice because it maintains the integrity of your vehicle's electrical system. By using the OEM-compatible plug, you avoid the risks associated with manual wiring hacks. Its tested SMT circuitry provides a level of reliability that standard aftermarket solutions may lack.
Installation of this harness is estimated to take approximately one hour. Always ensure the ignition is off during the installation process. For detailed steps, consult the official guide: CURT 56427 Custom 4-Flat Trailer Wiring Connector Guide 1. If you are not comfortable working with vehicle electrical systems, we recommend professional installation.
Q: Does this kit work on any Cadillac XT4?
A: No, this unit specifically requires the vehicle to have a factory-installed tow package. Please verify your vehicle's equipment before ordering.
Q: Do I need to cut any wires to install this?
A: No, this is a plug-and-play T-connector that attaches directly to your vehicle's existing OEM socket.
Q: What is the warranty on this product?
A: This product includes a limited 1-year warranty.
Explore our full catalog of Trailer Wiring Connectors and Towing Accessories to complete your setup.
Ready to upgrade your towing capability? Order the CURT 56427 today and enjoy a secure, reliable connection. If you have questions about compatibility or need technical support, contact the MyTruckPoint team for expert guidance.
If you have any questions or need assistance, please reach out to us at 800.292.4173 or support@mytruckpoint.ca.
When it comes to your truck, compromise is not an option. At MyTruckPoint, we deliver the quality, speed, and trust that professionals across Canada depend on every day.
A decade of proven reliability serving truck owners, fleets, and businesses nationwide. We’ve built our reputation by delivering consistent quality and dependable service.
Over one hundred thousand successful orders — every one backed by accuracy, speed, and customer satisfaction you can count on.
No knock-offs. No compromises. Only genuine parts from top-tier brands, ensuring performance, safety, and long-term value.
Our parts are selected to handle real-world demands — tough jobs, long hauls, and harsh conditions. Because your truck deserves the best.
Premium quality doesn’t have to mean premium prices. We deliver exceptional value so you get more for every dollar spent.
Downtime costs money. That’s why we process orders quickly and deliver efficiently — so you can get back on the road faster.
Not sure what you need? Our experienced team is here to guide you with honest advice and the right solutions — every time.
We stand behind every order. Your satisfaction isn’t optional — it’s our priority.
MyTruckPoint — Trusted by Thousands. Built for the Road.
Thanks for subscribing!
This email has been registered!

We offer price Match plus 10% off the price different
Serving Canadian Since 2015