How to service the thermostat on Chevrolet Astro?

To service the Thermostat, you should make sure the engine is cool not to lick to avoid burns, then drain the coolant unpulsion to a level below the Thermostat. Drop the air cleaner assembly, unplug the ground lead from the outlet of the coolant, remove the bolt/stud and the bolt on the outlet of the coolant to remove the coolant outlet and the Thermostat. Clean all its parts and sealing surfaces properly. For installation, put the Thermostat back in place followed by the coolant outlet. Mount the bolt and bolt/stud and torque to 25 nm (18 ft. Lbs.) and reconnect the ground lead to the bolt/stud. Replace the air cleaner assembly and fill in the coolant. Finally, run the engine and monitor for leaks once it has heated up to normal operating temperature.

OEM Chevrolet Astro Thermostat

Engine Coolant Thermostat

Select Vehicle by Model
Select Vehicle by VIN

Select Vehicle by Model

Make

Model

Year

Select Vehicle by VIN

For the most accurate results, select vehicle by your VIN (Vehicle Identification Number).

8 Thermostats found

View related parts
Chevrolet Astro Thermostat Unit Part Number: 24505924
$24.47 MSRP: $48.56
You Save: $24.09 (50%)
ADD TO CART
Product Specifications
- Other Name: Thermostat Assembly-Engine Coolant (W/Gasket); Thermostat; Thermostat, Engine Coolant Temperature
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1992-1995 Chevrolet Astro | Base, CL, CS, LT | 6 Cyl 4.3 L GAS
View related parts
Chevrolet Astro Thermostat Part Number: 12632948
$29.83 MSRP: $56.02
You Save: $26.19 (47%)
ADD TO CART
Product Specifications
- Other Name: Thermostat, Engine Coolant Temperature
- Replaces: 12257859, 12563335, 12557859, 12597583, 12551472
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1996-2005 Chevrolet Astro | Base, LS, LT | 6 Cyl 4.3 L GAS
View related parts
Chevrolet Astro Thermostat Part Number: 10190925
$14.60 MSRP: $27.42
You Save: $12.82 (47%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Thermostat, Engine Coolant Temperature
- Replaces: 10147886, 10190927
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1993-1994 Chevrolet Astro | Base, CL, CS, LT | 6 Cyl 4.3 L GAS
View related parts
Chevrolet Astro Thermostat Part Number: 12514334
$13.52 MSRP: $24.14
You Save: $10.62 (44%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Thermostat, Engine Coolant Temperature; Thermostat 195 Degree, Engine Coolant Temperature
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1987-1990 Chevrolet Astro | Base | 4 Cyl 2.5 L GAS
View related parts
Chevrolet Astro Thermostat Part Number: 10207373
$11.27 MSRP: $20.12
You Save: $8.85 (44%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Thermostat, Engine Coolant Temperature
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1985-1992 Chevrolet Astro | Base, CL, CS, LT | 6 Cyl 4.3 L GAS
View related parts
Chevrolet Astro Thermostat Part Number: 3050922
Product Specifications
- Other Name: Thermostat Assembly, Engine Coolant; Thermostat, Engine Coolant Temperature
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1985-1986 Chevrolet Astro | Base, CL, CS | 4 Cyl 2.5 L GAS
View related parts
Chevrolet Astro Thermostat Housing Part Number: 10019090
Product Specifications
- Other Name: Housing, Engine Coolant Thermostat; Thermostat Housing Cover
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1985-1986 Chevrolet Astro | Base, CL, CS | 4 Cyl 2.5 L GAS
View related parts
Chevrolet Astro Thermostat Housing Part Number: 12511714
$43.38 MSRP: $77.46
You Save: $34.08 (44%)
Product Specifications
- Other Name: Housing, Engine Coolant Thermostat; Thermostat Housing Cover
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1987-1990 Chevrolet Astro | Base | 4 Cyl 2.5 L GAS

Chevrolet Astro Thermostat

Want to cut long-term maintenance and repair costs? Choose OEM Thermostat. Those parts deliver top durability you can trust. On our site, you'll find a huge catalog of genuine Chevrolet Astro parts. Prices are unbeatable, so you can keep more in your pocket. Every OEM Chevrolet Astro Thermostat includes a manufacturer's warranty. You can also get an easy return policy that keeps buying risk free. Fast delivery, get your car on the road quickly. It's simple to search, compare, and order. Stop guessing about quality or fit. Order today and save with parts that last.

The heating and cooling apparatus of Chevrolet Astro vehicle uses a Thermostat commonly installed close to the radiator. This device is very important for regulating the temperature of the engine at the right levels for improved performance. Thermostats work as a closed-loop control since they are capable of perceiving the temperature state of the system, in this case, and regulate it to reach the designated setpoint. They work on the basis of switching on or off various heating or cooling parts, or on the control of circulation of heat carrying fluids. Various kinds of thermostats have therefore been created, of which mechanical thermostats which incorporates bimetallic strips or wax pellets, and pneumatic thermostats which makes use of control tubes filled with air have been invented. These advancement have brought a great change in temperature management in various fields such as automobile for instance Chevrolet Astro.

Chevrolet Astro Thermostat Parts and Q&A

Thermostat
12632948
Q: How to service the thermostat on Chevrolet Astro?
A:
To service the Thermostat, you should make sure the engine is cool not to lick to avoid burns, then drain the coolant unpulsion to a level below the Thermostat. Drop the air cleaner assembly, unplug the ground lead from the outlet of the coolant, remove the bolt/stud and the bolt on the outlet of the coolant to remove the coolant outlet and the Thermostat. Clean all its parts and sealing surfaces properly. For installation, put the Thermostat back in place followed by the coolant outlet. Mount the bolt and bolt/stud and torque to 25 nm (18 ft. Lbs.) and reconnect the ground lead to the bolt/stud. Replace the air cleaner assembly and fill in the coolant. Finally, run the engine and monitor for leaks once it has heated up to normal operating temperature.