General Motors Genuine Parts 20904439 Trailer Brake Continue Relay Assembly

The ACDelco GM Original Equipment Trailer Tow Relay functions as an electro-mechanical switch containing a coil and set of connection points, and is a GM-recommended replacement for your vehicle's original components. This trailer tow relay provides a variety of control functions for a vehicle's trailer brake system, and has been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

What is motormaker.net?
MotorMaker.net is an online retailer and bulk order e-shop for  electric motor and controller products, range from standard products and customized products. Main production bases are located in Shenzhen, Dongguan, Wuhan, Shanghai and Chengdu. A professional team supports your order and customization design.  

What service can be supported from motormaker.net?
MotorMaker.net offer product order and product customization service. All orders will be supported after-sales service, including quanlity gurantee, and technical support. 

How to order products from motormaker.net?
You can online order product from motormaker.net by adding product to cart and got to checkout page. Multiple currency options are supported. You can choose suitable currency to place order. Before checkout, you should register account to submit order information.

How to delivery your order from motormaker.net to you?
For order delivery, motormaker.net provides three shipping options, express, air-flight and sea freight. You can choose one option according to your order.

How to inquiry product bulk price?
For the interested product, you can submit bulk price inquiry by bulk order inquiry form.