MITZONE coolant thermostat housing assembly close-up view for 3.6L engines, ensuring efficient cooling
MITZONE thermostat housing packaging displays a ready-to-install kit with gasket and thermostat included
MITZONE thermostat housing close-up highlights durable materials built to withstand engine cooling demands
MITZONE gasket included note emphasizes reliable seal to prevent leaks and maintain proper pressure
MITZONE engine-compatibility image shows 3.6L fit across LaCrosse, Regal, XT5, XT6, Blazer and Acadia
MITZONE vehicle-range image confirms compatibility with Buick, Cadillac, Chevy, GMC models from 2017 to 2023
MITZONE coolant thermostat housing assembly close-up view for 3.6L engines, ensuring efficient cooling
MITZONE thermostat housing packaging displays a ready-to-install kit with gasket and thermostat included
MITZONE thermostat housing close-up highlights durable materials built to withstand engine cooling demands
MITZONE gasket included note emphasizes reliable seal to prevent leaks and maintain proper pressure
MITZONE engine-compatibility image shows 3.6L fit across LaCrosse, Regal, XT5, XT6, Blazer and Acadia
MITZONE vehicle-range image confirms compatibility with Buick, Cadillac, Chevy, GMC models from 2017 to 2023

MITZONE Coolant Thermostat Housing Assembly for 3.6L Engines | 2017-2023 Buick, Cadillac, Chevy, GMC

Overview The MITZONE Coolant Thermostat Housing Assembly is designed to replace the original equipment on 3.6L engines...
Vendor: MITZONE
Availability: In stock
£59.36
£59.36
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MITZONE coolant thermostat housing assembly close-up view for 3.6L engines, ensuring efficient cooling

MITZONE Coolant Thermostat Housing Assembly for 3.6L Engines | 2017-2023 Buick, Cadillac, Chevy, GMC

£59.36
MITZONE coolant thermostat housing assembly close-up view for 3.6L engines, ensuring efficient cooling
MITZONE thermostat housing packaging displays a ready-to-install kit with gasket and thermostat included
MITZONE thermostat housing close-up highlights durable materials built to withstand engine cooling demands
MITZONE gasket included note emphasizes reliable seal to prevent leaks and maintain proper pressure
MITZONE engine-compatibility image shows 3.6L fit across LaCrosse, Regal, XT5, XT6, Blazer and Acadia
MITZONE vehicle-range image confirms compatibility with Buick, Cadillac, Chevy, GMC models from 2017 to 2023

MITZONE Coolant Thermostat Housing Assembly for 3.6L Engines | 2017-2023 Buick, Cadillac, Chevy, GMC

£59.36
Description
Description
x

Overview

The MITZONE Coolant Thermostat Housing Assembly is designed to replace the original equipment on 3.6L engines across a broad lineup of Buick, Cadillac, Chevrolet, and GMC models from 2017 to 2023. Built with OEM-minded materials, it aims to deliver dependable performance under a variety of driving conditions, while remaining approachable for both DIYers and professional technicians.

Compatibility and fit

Key compatibility spans 2017-2019 LaCrosse, 2018-2020 Regal Sportback, 2017-2023 XT5, 2020-2023 XT6, 2019-2023 Blazer, and 2017-2023 Acadia. It is positioned as a direct replacement that aligns with the OE configuration and replaces OE numbers 12673659 and 12678779, ensuring a seamless install for the 3.6L powerplants.

What you get

  • Thermostat Housing
  • Thermostat
  • Gasket

Quality and reliability

Manufactured to meet OEM standards, MITZONE emphasizes durable materials designed to resist the heat and pressure of modern cooling systems. The assembly is engineered to provide lasting protection for the cooling circuit, supporting steady temperature management over time.

Real-world use and benefits

  • Efficient, predictable engine temperature management across urban and highway driving
  • Robust housing and gasket materials built to withstand daily cooling demands
  • Precise fit for listed models to minimize installation issues
  • Clear packaging and included parts for a straightforward replacement process

Support and assurance

MITZONE stands behind its products, and dedicated support is available via Amazon messaging if you have questions about vehicle fitment or other concerns to help you move forward with confidence.

FAQ

Q: Which vehicles and engines are compatible with the MITZONE Coolant Thermostat Housing Assembly?

A: Compatible with 2017-2023 Buick, Cadillac, Chevy, GMC models listed, specifically 3.6L engines including LaCrosse, Regal, XT5, XT6, Blazer, and Acadia.

Q: What is included in the kit and what support is available?

A: Includes Thermostat Housing, Thermostat, and Gasket; support via Amazon messaging for fitment assistance.

Shipping & Return
Shipping & Return
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Returns Policy

You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).

You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).

If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.

Shipping

We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.

When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.

Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.

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