How to replace a thermostat in a cooling system for Chevrolet Impala,Monte Carlo?

Before removing the thermostat for cooling issues, check the coolant level, drive belt tension, and temperature gauge. Next, drain the cooling system, remove the air filter housing duct, locate and open the thermostat housing, and remove the seal as well as the radiator hose.

Genuine Chevrolet Impala Thermostat

Engine Coolant Thermostat

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12 Thermostats found

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Chevrolet Impala 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:
- 2014 Chevrolet Impala | LS 4 DOOR NOTCHBACK, LT 4 DOOR NOTCHBACK | 4 Cyl 2.4L
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Chevrolet Impala 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:
- 2000-2005 Chevrolet Impala | IMPALA, LS, LT, LUMINA, POLICE CAR, SS | 6 Cyl 3.4L
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Chevrolet Impala Thermostat Assembly, Engine Coolant (W/ Gasket)
Part Number: 24505924
$18.12 MSRP: $36.78
You Save: $18.66 (51%)
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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:
- 2000-2005 Chevrolet Impala | IMPALA, LS, LT, POLICE CAR, SS | 6 Cyl 3.8L
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Chevrolet Impala 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:
- 2014-2020 Chevrolet Impala | LS 4 DOOR NOTCHBACK, LT 4 DOOR NOTCHBACK, LTZ 4 DOOR NOTCHBACK | 6 Cyl 3.6L
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Chevrolet Impala Housing Assembly, Engine Coolant Thermostat
Part Number: 12597172
$91.52 MSRP: $192.27
You Save: $100.75 (53%)
Ships in 1-2 Business Days
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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:
- 2014 Chevrolet Impala | LS 4 DOOR NOTCHBACK, LT 4 DOOR NOTCHBACK | 4 Cyl 2.4L
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Chevrolet Impala Thermostat Assembly, Engine Coolant
Part Number: 12591881
$42.22 MSRP: $85.67
You Save: $43.45 (51%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: THERMOSTAT, Engine Coolant Temperature; Thermostat
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2006-2011 Chevrolet Impala | LS, LS POLICE CAR, LT, LT 3.5, LTZ, SS | 6 Cyl 3.5L, 6 Cyl 3.5L Flex, 6 Cyl 3.9L, 6 Cyl 3.9L Flex
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Chevrolet Impala Thermostat,Engine Coolant
Part Number: 12600171
$21.44 MSRP: $40.48
You Save: $19.04 (48%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: THERMOSTAT, Engine Coolant Temperature; Thermostat, Thermostat Unit
- Replaces: 12581595
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2006-2009 Chevrolet Impala | LS, LS POLICE CAR, LT, LT 3.5, LTZ, SS | 8 Cyl 5.3L
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Chevrolet Impala Thermostat,Engine Coolant
Part Number: 12555290
$34.46 MSRP: $69.94
You Save: $35.48 (51%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: THERMOSTAT, Engine Coolant Temperature; Thermostat
- Replaces: 10128336, 10223370
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1994-1996 Chevrolet Impala | CLASSIC 4 DOOR, CLASSIC STATION WAGON, LS 4 DOOR | 8 Cyl 5.7L
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Chevrolet Impala Thermostat,Engine Coolant
Part Number: 12514334
$12.91 MSRP: $23.16
You Save: $10.25 (45%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: THERMOSTAT, Engine Coolant Temperature; Thermostat
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1982-1985 Chevrolet Impala | 4 DOOR, CLASSIC 2 DOOR, CLASSIC 4 DOOR, CLASSIC STATION WAGON, STATION WAGON | 6 Cyl 3.8L, 8 Cyl 4.4L, 8 Cyl 5.0L
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Chevrolet Impala 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:
- 2014-2019 Chevrolet Impala | LS 4 DOOR NOTCHBACK, LT 4 DOOR NOTCHBACK, LTZ 4 DOOR NOTCHBACK | 4 Cyl 2.5L
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Chevrolet Impala Housing Assembly, Eng Cool Therm
Part Number: 12689037
$87.88 MSRP: $184.63
You Save: $96.75 (53%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Thermostat Housing
- Replaces: 12632932, 12651114
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2012-2016 Chevrolet Impala | LS, LTZ | 6 Cyl 3.6L
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Chevrolet Impala Thermostat,Engine Coolant
Part Number: 10207373
$10.85 MSRP: $19.72
You Save: $8.87 (45%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: THERMOSTAT, Engine Coolant Temperature; Thermostat
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1982-1985 Chevrolet Impala | 4 DOOR, CLASSIC 2 DOOR, CLASSIC 4 DOOR, CLASSIC STATION WAGON, STATION WAGON | 6 Cyl 4.3L, 8 Cyl 5.7L Diesel

Chevrolet Impala Thermostat

Chevrolet Impala cars come with thermostat that is used to regulate the temperature of the engine and this piece of equipment is very important as it determines the performance of the vehicle. The thermostat is fixed at the point nearest the radiator it controls the temperatures of the engine by opening and closing the path for the coolant as required. It is an essential closed-loop control device that helps avoid overheating of the engine and consequent harm to it. Chevrolet has used various types of thermostats in Impala from traditional mechanical thermostats such as bimetallic strips and wax pellet type. Some of these gadgets work by either expanding or contracting in the presence of heat thus regulating heat of the engine. Replacing a faulty thermostat is crucial so as to prevent damages to the Chevrole Impala's engine and to guarantee that it remains in good shape and would not require frequent repair.

Each OEM Chevrolet Impala 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 Impala Thermostat Parts Questions & Experts Answers

Thermostat,Engine Coolant
12600171
Q: How to replace a thermostat in a cooling system for Chevrolet Impala,Monte Carlo?
A: Before removing the thermostat for cooling issues, check the coolant level, drive belt tension, and temperature gauge. Next, drain the cooling system, remove the air filter housing duct, locate and open the thermostat housing, and remove the seal as well as the radiator hose.