The 1994 Chevy 454 cubic inch big block engine temperature sensor is located on the front of the engine. The engine temperature sensor will be a few inches above the thermostat housing.
location for 2003 chevy trailblazer coolant temperature sensor
The intake temperature sensor is located on the side of the air filter case on a 2003 Chevy Silverado 4.3 1500. It is on the top of the engine.
The Intake Air Temperature (IAT) sensor (GM part# 12160244) is in the Air Intake Duct, between the Throttle Body and the Mass Air Flow (MAF) Sensor.....
The Intake Air Temperature Sensor is loctaed in the side of the Air Filter Case, look for a wired connector attached to it.
under the intake manifold
IAT sensor location would be located on the Intake duct is a black 3-4" tubing. that comes out of you air filter box to you intake manifold.
That sensor was not used on that year. IT DON'T HAVE 1
It is located on the intake manifold near the thermostat housing.
On valley cover plate underneath intake manifold. Must remove intake manifold to get to them.
There is no Intake Air Temperature sensor on a 1995 only 96 and newer. If you are asking because you are putting some sort of performance module on it then you need to hook that up to the Coolant temperature sensor which is located next to the thermostat and it is a two wire sensor.
the temp sensor is located on the right side of the engine under the intake manifold on the engine block. Easiest access is from underneath. Location on engine: no special tools is need it to remove it
The coolant fan sensor is the same as the sensor that shows the coolant temperature on the dash gauge. It is located on the intake manifold.