GM Genuine Parts Water Pump Outlet Assembly with Thermostat – OE Replacement (15-11113)

Overview

GM Genuine Parts Water Pump Outlet Assembly with Thermostat is a purpose-built component for GM cooling systems. Designed, engineered, and tested to GM standards, this part is backed by General Motors. The assembly holds the thermostat and acts as a key connection point for the radiator hose inlet or outlet, and it may include ports for sensors or switches. In some markets, GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment, but the function remains aligned with GM’s quality expectations for reliable temperature control and a robust seal in the cooling loop.

OE-Quality you can trust

This outlet assembly is crafted to match the specifications of your vehicle’s original factory component. The true OE designation signifies alignment with GM engineering, materials, and durability standards. That alignment matters when you are addressing leaks, maintaining coolant flow, and ensuring sensor ports stay accessible for your vehicle’s monitoring systems.

• Repairs leaking thermostat housings
• GM-recommended replacement part for your GM vehicle’s original factory component
• Offering the quality, reliability, and durability of GM OE
• International products have separate terms and may differ by region, including fit, labeling, and instructions

Real-world benefits you may notice

In daily driving, a well-sealed thermostat housing and outlet supports steady coolant flow, helps prevent overheating during hot days or heavy loads, and promotes smooth engine warm-up. The built-in thermostat housing places the temperature-regulating device where GM designed it to operate, supporting consistent engine performance across a variety of driving conditions.

• Restores cooling system integrity after a leak or wear
• Maintains consistent engine temperatures during warm-up and steady driving
• Designed for secure hose connections and dependable sealing
• May provide ports for sensors or switches required by your model

Installation and compatibility

Choosing GM Genuine Parts means selecting a component intended to fit as the original factory part would. Always verify the exact model and year in the product listing to ensure compatibility. International variants may have different labeling or instructions, so review local details before installation. This description highlights typical benefits of the part based on the data provided and does not guarantee certain outcomes, which depend on vehicle condition and proper installation.