How to remove the front Thermostat cover and hood latch on GMC Acadia?

To remove the thermostat, start by disconnecting the cable from the negative battery terminal and draining the cooling system. The thermostat housing assembly is located on the opposite end of the engine from the drivebelt, under the throttle body. Remove the oil filler cap and engine cover, then disconnect the intake air duct.

Genuine GMC Acadia Thermostat

Engine Coolant Thermostat

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2 Thermostats found

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GMC Acadia Water Inlet
Part Number: 25201447
$64.02 MSRP: $132.12
You Save: $68.10 (52%)
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Product Specifications
- Other Name: Housing, Engine Coolant Temperature
- Replaces: 12651603
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2017-2021 GMC Acadia | SLE SUV, SLE2 & ALL TERRAIN SUV, SLE2 SUV, SLT & ALL TERRAIN SUV, SLT SUV | 4 Cyl 2.5L
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GMC Acadia Thermostat Housing
Part Number: 12689041
$57.30 MSRP: $118.26
You Save: $60.96 (52%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Housing, Engine Coolant Thermostat; Thermostat Housing, Thermostat Unit
- Replaces: 12599235, 12638893
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2007-2017 GMC Acadia | SPORT UTILITY VEHICLE 2WD, SPORT UTILITY VEHICLE 4WD, SPORT UTILITY VEHICLE AWD | 6 Cyl 3.6L

GMC Acadia Thermostat

The GMC Acadia Thermostat is among the auto's cooling system parts often located close to the radiator. This is primarily concerned with maintaining the appropriate temperature of the engine while it is working in order to operate at the most efficient level. A thermostat on the other hand is a closed-loop control system that measures and regulates the temperature based on a setpoint and are commonly used in residences and several industries. Different kinds of thermostats have been applied in the past and those include mechanical kinds such as bimetallic strip thermostats and wax pellet thermostats along with pneumatic thermostats through use of control tubes filled with air. Such improvements have effects on heating/cooling management within vehicles such as GMC Acadia, improvement of comfort and effectiveness in use.

Each OEM GMC Acadia Thermostat we offer is competitively priced and comes with the assurance of the manufacturer's warranty for the part. Furthermore, we guarantee the speedy delivery of your orders right to your doorstep. Our hassle-free return policy is also in place for your peace of mind.

GMC Acadia Thermostat Parts Questions & Experts Answers

Thermostat Housing
12689041
Q:
How to remove the front Thermostat cover and hood latch on GMC Acadia?
Posted by Matarsha P.
A:
To remove the thermostat, start by disconnecting the cable from the negative battery terminal and draining the cooling system. The thermostat housing assembly is located on the opposite end of the engine from the drivebelt, under the throttle body. Remove the oil filler cap and engine cover, then disconnect the intake air duct.
Answered by GM Parts Specialist Fernando / Dec 23, 2025