MITZONE Aluminum Coolant Housing Water Outlet Kit for 1.4L Chevy Cruze Sonic Trax Buick Encore — Complete Thermostat & Sensor

MITZONE's upgraded aluminum coolant housing (water outlet) is a direct-fit replacement assembly that includes thermostat, bolts, sensor plug, clip, and coolant temperature sensor for select 1.4L GM models.

This full water outlet assembly is engineered to replace worn or failed coolant housings on compatible Chevrolet and Buick 1.4L engines, restoring proper coolant routing and sensor function without the guesswork of sourcing separate parts. Designed as a complete kit, it removes the hassle of piecing together gaskets, sensors, and fasteners — so you can finish the repair in one visit. The MITZONE part is compatible with factory replace numbers 25193922, 902-846, 55565334, and 1511105 and fits a wide span of model years listed below.

What vehicles and model years will this MITZONE coolant housing fit?

This water outlet is made to suit many GM small-engine cars and crossovers equipped with the 1.4L engine. Verify fitment by cross-referencing your vehicle's part number or by contacting us if you're unsure.

• Chevy Cruze: 2011–2016 and 2016 Cruze Limited
• Buick Encore: 2013–2021
• Chevy Sonic: 2012–2020
• Chevy Trax: 2015–2020
• Also used on some Volt and other GM small-engine applications; cross-reference OE numbers 25193922, 902-846, 55565334, 1511105

What comes in the MITZONE coolant housing kit and why is that useful?

The kit arrives as a complete repair package so you don't need to hunt down extra parts. Including the thermostat, temperature sensor, gaskets, bolts, and clip means a single replacement covers the common failure points around the outlet.

• Thermostat included for correct engine temperature control when reassembled
• Coolant temperature sensor pre-installed to preserve engine monitoring accuracy
• All bolts, gasket, plug and mounting clip included to simplify installation
• Aluminum housing provides corrosion resistance and consistent sealing surfaces

How does replacing the coolant housing affect vehicle performance and maintenance?

Replacing a leaking or cracked coolant housing restores coolant containment and prevents overheating risks tied to leaks and sensor errors. Replacing the whole assembly reduces future returns by addressing both mechanical and sensor failures in one step.

• Stops external coolant leaks that can lead to low coolant and heat-related issues
• Reinstates correct sensor readings to avoid false engine temperature warnings
• Prevents repeated labor—single replacement instead of multiple visits
• Aluminum construction resists warping and speeds heat transfer reliability

Is installation difficult and what should I prepare for the swap?

Installation requires basic mechanical skills and common hand tools. Expect to drain some coolant, remove the old outlet, swap the components, and refill and bleed the cooling system following the vehicle manufacturer's procedure.

• Recommended tools: standard socket set, torque wrench, drain pan, and coolant
• Allow time to drain coolant and properly bleed air from the system after install
• Verify torque specs and gasket seating to prevent leaks
• Professional installation is recommended if you lack mechanical experience

Who is this for: This MITZONE upgraded aluminum coolant housing kit is aimed at DIYers, independent mechanics, and fleet technicians working on 1.4L GM vehicles (Chevy Cruze, Sonic, Trax, Volt and Buick Encore) who want a direct-replacement solution that includes all necessary parts. If your vehicle lists OE numbers 25193922, 902-846, 55565334, or 1511105, this kit provides a convenient, single-purchase repair to get your cooling system back to reliable operation. Contact our support if you're uncertain about fitment and we'll help confirm compatibility before you install.