No.
It will be to the left of the thermostat housing, in the intake.
That transmission does not have a modulator valve on it. It is computer controlled to a point.
it is not adjustable, it is controlled by the computer.
the idle is controlled by the computer should be about 700 rpm's
About $9.00
Factory said to use a 195 degree thermostat
The 2001 Chevy Blazer does have an ignition security system that is controlled by the computer in the vehicle. The light might come on because of an error that is coming up in the computer due to a key problem or an ignition problem. This is a common issue with the 2000 and 2001 Blazer.
the back
follow the top radiator hose to the engine. It should be there.
It should have a 195 degree thermostat.
follow the upper radiator hose to the thermostat housing on engine. Thermostat is located under the thermostat housing.
Follow the upper radiator hose back to the engine, it is connected to the thermostat housing on the engine. The thermostat is located under the thermostat housing.