It is behind the battery on the firewall
It's above the oil filter and below the ground bolt on the side of the block.
The temperature sender for the instrument cluster gauge is between spark plugs #5 and #7 on the passenger side cylinder head. The temperature sender for the ECM is in the front of the intake manifold, beneath the throttle body.
under the termostat housing.
auto parts store
Directly under the filler neck.
I believe it is on the front of the intake manifold and it should be the second largest one. I believe the largest is the air charge temp sensor
I can't find it, does somebody have this answer?
Passenger side. You need to jack the car up to get to it.
drivers side of engine block
The fan switch, on your 1986 Chevy, is located on the fan of. The switch will have three wires going to it, from the temperature sensor.