For Cadillac 3.6L XT5 XT6 GMC Acadia 2017-2023 Assembly Thermostat Housing

Thermostat Housing Assembly for Cadillac and GMC

This assembly thermostat housing for Cadillac, GMC, and other 3.6L applications houses the thermostat and regulates coolant flow to keep engine temperature in the proper operating range.

Overview

This thermostat housing assembly is made to fit 2017-2023 Cadillac and GMC vehicles equipped with the 3.6L engine. It holds the thermostat and channels coolant between the engine and radiator. A direct replacement assembly thermostat housing designed for drivers, mechanics, and parts shops servicing these platforms.

Built For Performance

• Complete assembly for straightforward replacement of the housing and thermostat together
• Houses and seals the thermostat to maintain consistent coolant flow
• Designed for 3.6L V6 applications in the listed Cadillac and GMC models
• Durable construction to handle constant heat cycling and coolant exposure
• Rotationally molded mounting points for a secure, factory-style fit
• Sold as a single assembly ready for installation

Fits These Machines

• for Cadillac XT5 3.6L 2017-2023
• for Cadillac XT6 3.6L 2017-2023
• for GMC Acadia 3.6L 2017-2023

On-The-Job Use

• Cooling system repair when an original housing cracks or leaks
• Thermostat replacement that benefits from a fresh housing at the same time
• Routine coolant service on high-mileage 3.6L engines
• Overheating diagnosis and repair work

Specs At A Glance

Good To Know

Q: Does this come with the thermostat already installed? A: This is sold as an assembly thermostat housing, so it is intended to include the housing and the thermostat as a combined unit for installation. Confirm what is included with your order before installing.

Q: Will this fit every 3.6L Cadillac or GMC from 2017 to 2023? A: Fitment depends on the exact model and trim, so verify your vehicle details against the listed applications. Checking your VIN or part number before ordering is the safest way to confirm.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.