How to replace a thermostat in a cooling system on Saturn ION?

Before faulting the thermostat, check the coolant level, drive belt tension, and temperature gauge. To replace the thermostat, disconnect the battery's negative terminal and drain the coolant. Detach the hoses from the thermostat housing cover. Remove the thermostat and install a new gasket.

Genuine Saturn Ion Thermostat

Engine Coolant Thermostat

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4 Thermostats found

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Saturn Ion Thermostat Assembly, Engine Coolant
Part Number: 12622410
$63.54 MSRP: $144.74
You Save: $81.20 (57%)
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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:
- 2003-2007 Saturn Ion | 2 DOOR, 4 DOOR, REDLINE 2 DOOR | 4 Cyl 2.0L, 4 Cyl 2.2L, 4 Cyl 2.4L
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Saturn Ion Housing Assembly, Engine Coolant Thermostat
Part Number: 12597172
$91.52 MSRP: $192.27
You Save: $100.75 (53%)
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Product Specifications
- Other Name: HOUSING, Engine Coolant Thermostat; Thermostat Housing, Water Manifold
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2006-2007 Saturn Ion | 2 DOOR, 4 DOOR, REDLINE 2 DOOR | 4 Cyl 2.2L, 4 Cyl 2.4L
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Saturn Ion Housing Asm,Engine Coolant Thermostat
Part Number: 12583152
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:
- 2004-2007 Saturn Ion | REDLINE 2 DOOR | 4 Cyl 2.0L
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Saturn Ion Housing Assembly, Engine Coolant Thermostat
Part Number: 12584898
Product Specifications
- Other Name: HOUSING, Engine Coolant Thermostat; Thermostat Housing
- Replaces: 13104425
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2003-2005 Saturn Ion | 2 DOOR, 4 DOOR, REDLINE 2 DOOR | 4 Cyl 2.2L

Saturn Ion Thermostat

The Thermostat in Saturn Ion vehicles is among the vital parts in the cooling system, and it is usually located adjacent to the radiator. Its major use is to control the temperature of the engine in order to work effectively. Thermostats are a type of closed-loop-control device that compares the present value of a temperature that has been set, or commanded, to the value of a temperature actually being sensed, in order to control the flow of heat transfer fluids. Where used in automobiles Example Bimetallic strip, Wax pellet these are mechanical thermostats used in regulating the temperature of an engine. These thermostats work through the expansion and contraction of their component; they help regulate the temperature of the entire vehicle.

Each OEM Saturn Ion 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.

Saturn Ion Thermostat Parts Questions & Experts Answers

Housing Assembly, Engine Coolant Thermostat
12597172
Q: How to replace a thermostat in a cooling system on Saturn ION?
A: Before faulting the thermostat, check the coolant level, drive belt tension, and temperature gauge. To replace the thermostat, disconnect the battery's negative terminal and drain the coolant. Detach the hoses from the thermostat housing cover. Remove the thermostat and install a new gasket.