How to service the thermostat on Cadillac Catera?

In order to service the Thermostat, one must drain the engine coolant. Next, take off the intake plenum as well as the Intake Manifold. Unclamp the radiator inlet hose from the Thermostat outlet pipe, taking off the bolt that fastens the Thermostat then removing the pipe. Remove there the o-ring seals from the Thermostat outlet pipe and throw them away. Unscrew the Thermostat with the housing by removing bolts, tilting the rear of the Thermostat Housing upwards, and lifting out of the housing as well take out and discard the seal ring. For installation, it is important to install a new seal ring together with the Thermostat and the Thermostat outlet housing and orient the Thermostat into its correct position by tightening it to the Thermostat outlet housing bolts at 20 nm (15 ft. Lbs.). Lubricate 2 new o-rings with coolant and fit them into the Thermostat outlet pipe before fitting the Thermostat outlet pipe and tightening the Thermostat outlet pipe bolt to 20 nm (15 ft. Lbs.). Reconnect the radiator inlet hose to the Thermostat outlet pipe, then the Intake Manifold and the intake plenum. Finally, fill the cooling system.

OEM Cadillac Catera Thermostat

Engine Coolant Thermostat

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Cadillac Catera Thermostat Housing Part Number: 55353492
Product Specifications
- Other Name: Housing, Engine Coolant Thermostat; Thermostat Housing Cover; Thermostat Housing Gasket; Thermostat
- Replaces: 90502201
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1997-2001 Cadillac Catera | Base, Sport | 6 Cyl 3.0 L GAS

Cadillac Catera Thermostat

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The Thermostat is an important part that enjoys a central place in the efficiency and durability of Catera automobiles. Located at the strategic position of the Cadillac Catera near the radiator, the thermostat control the temperature basing its functionality on an acceptable range of temperature that will be safe and efficient for the engine. It is a closed loop control device that effectively controls the circulation of heat transfer fluids for changing the heating or cooling means on/off. Cadillac Catera vehicles have incorporated various features of the thermostat technologies; some of these are the mechanical technologies such as bimetallic strips and wax pellet thermostats which has the ability to change its position with the use of heat. Included in Cadillac's models is the manufactured from 1996 to 2001; this is a luxury sedan, powerful V6 engine, and rear-wheel-drive layout. Again, such a thermostat, due to its resilience when in use, helps in making the Catera a comfortable and powerful car for driving. However, Auto parts like thermostat are distinguished in the market by their accuracy in manufacturing and their ability to fit as many models of Cadillac Catera as possible to provide each car with proper running. Today the Cadillac Catera is regarded as an important page in the company's history and the thermostat is evidence of Cadillac's commitment towards advancing the field of automotive engineering. Since efficiency and safety of the Cadillac Catera greatly depends on the Thermostat, this component is evidence of the Cadillac Catera heritage.

Cadillac Catera Thermostat Parts and Q&A

Thermostat Housing
55353492
Q: How to service the thermostat on Cadillac Catera?
A:
In order to service the Thermostat, one must drain the engine coolant. Next, take off the intake plenum as well as the Intake Manifold. Unclamp the radiator inlet hose from the Thermostat outlet pipe, taking off the bolt that fastens the Thermostat then removing the pipe. Remove there the o-ring seals from the Thermostat outlet pipe and throw them away. Unscrew the Thermostat with the housing by removing bolts, tilting the rear of the Thermostat Housing upwards, and lifting out of the housing as well take out and discard the seal ring. For installation, it is important to install a new seal ring together with the Thermostat and the Thermostat outlet housing and orient the Thermostat into its correct position by tightening it to the Thermostat outlet housing bolts at 20 nm (15 ft. Lbs.). Lubricate 2 new o-rings with coolant and fit them into the Thermostat outlet pipe before fitting the Thermostat outlet pipe and tightening the Thermostat outlet pipe bolt to 20 nm (15 ft. Lbs.). Reconnect the radiator inlet hose to the Thermostat outlet pipe, then the Intake Manifold and the intake plenum. Finally, fill the cooling system.