How to replace a thermostat in a cooling system for Chevrolet Equinox and GMC Terrain?

Before assuming the thermostat is the problem, check the coolant level, the drive belt tension, and the temperature gauge. For a 3.4L V6 engine, the top engine cover needs to be removed as well as the battery and battery tray. The exhaust crossover pipe should be removed, and then the thermostat housing bolts can be unscrewed to detach it.

Genuine Chevrolet Equinox Thermostat

Engine Coolant Thermostat

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7 Thermostats found

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Chevrolet Equinox Thermostat Assembly, Engine Coolant
Part Number: 12622410
$77.07 MSRP: $156.38
You Save: $79.31 (51%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: THERMOSTAT, Engine Coolant Temperature; Thermostat
- Replaces: 21018811, 55350941, 90537453, 12615097
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2010-2017 Chevrolet Equinox | LS SUV, LT SUV, LTZ SUV | 4 Cyl 2.4L
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Chevrolet Equinox Thermostat,Engine Coolant
Part Number: 24507563
$12.07 MSRP: $37.96
You Save: $25.89 (69%)
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Product Specifications
- Other Name: THERMOSTAT, Engine Coolant Temperature; Thermostat
- Replaced by: 19435095
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2005-2009 Chevrolet Equinox | SS SUV AWD, SS SUV FWD, SUV AWD, SUV FWD, SUV LT AWD, SUV LT FWD | 6 Cyl 3.4L
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Chevrolet Equinox Housing Assembly, Engine Coolant Thermostat
Part Number: 12681132
$84.25 MSRP: $176.99
You Save: $92.74 (53%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Housing Assembly, Eng Cool Therm; Thermostat Housing
- Replaces: 12638836, 12603830
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2008-2017 Chevrolet Equinox | LT SUV, LTZ SUV, SS SUV AWD, SS SUV FWD, SUV AWD, SUV FWD, SUV LT AWD, SUV LT FWD | 6 Cyl 3.0L, 6 Cyl 3.6L
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Chevrolet Equinox Housing Assembly, Eng Cool Therm
Part Number: 25201447
$63.30 MSRP: $132.98
You Save: $69.68 (53%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Replaces: 12651603
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2018-2020 Chevrolet Equinox | 4 DOOR LT , 4 DOOR LTZ | 4 Cyl 2.0L
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Chevrolet Equinox Thermostat Assembly, Engine Coolant
Part Number: 55490715
$76.57 MSRP: $155.38
You Save: $78.81 (51%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: THERMOSTAT, Engine Coolant Temperature; Thermostat, Thermostat Unit
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2018-2019 Chevrolet Equinox | 4 DOOR LT , 4 DOOR LTZ | 4 Cyl 1.6L Diesel
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Chevrolet Equinox Housing,Engine Coolant Thermostat
Part Number: 12618159
$70.11 MSRP: $125.76
You Save: $55.65 (45%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: HOUSING, Engine Coolant Thermostat; Thermostat Housing
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2010-2017 Chevrolet Equinox | LS SUV, LT SUV, LTZ SUV | 4 Cyl 2.4L
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Chevrolet Equinox Housing Assembly, Engine Coolant Thermostat
Part Number: 12673413
$107.88 MSRP: $193.50
You Save: $85.62 (45%)
Product Specifications
- Other Name: HOUSING, Engine Coolant Thermostat; Thermostat Housing, Thermostat Unit, Water Inlet
- Replaced by: 25205818
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2018-2024 Chevrolet Equinox | 4 DOOR BASE , 4 DOOR LT , 4 DOOR LTZ | 4 Cyl 1.5L

Chevrolet Equinox Thermostat

The Thermostat in Chevrolet Equinox vehicles is evidently an important part of cooling system and it is located close to the radiator. First and foremost it is used for the management of engine temperature so that the engine operates at an optimal temperature for efficiency and optimum power. It is a closed loop control device that controls the circulation of the heat transfer fluids so that the temperature remains constant. In Equinox models, various thermostats have applied over time, and they include the mechanical type such as bimetallic strips and wax pellet thermostats. These kinds of mechanical thermostats work by either expanding or contracting in response to temperature changes and hence regulates engine temperatures. On the same note regarding evolution is the pneumatic systems where air filled tubes are used in the regulation of the thermostats. Both types provide different approaches to regulation of temperature, which helps to over-all performance and comfort of the vehicle.

Each OEM Chevrolet Equinox 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.

Chevrolet Equinox Thermostat Parts Questions & Experts Answers

Thermostat Assembly, Engine Coolant
12622410
Q: How to replace a thermostat in a cooling system for Chevrolet Equinox and GMC Terrain?
A: Before assuming the thermostat is the problem, check the coolant level, the drive belt tension, and the temperature gauge. For a 3.4L V6 engine, the top engine cover needs to be removed as well as the battery and battery tray. The exhaust crossover pipe should be removed, and then the thermostat housing bolts can be unscrewed to detach it.