I have a 1994 GMC Sonoma with a 4.3 vin z and cannot find the IAT Sensor. I...

[George]

...have a round filter on my engine? I have a 1994 GMC Sonoma with a 4.3 that has the round air filter on top of the engine like the old carburetor engines and cannot find the IAT sensor. I purchased a chip module with 2 wires that need to be connected to the IAT and cannot find it.

 

[epiphaknee]

It's located in the air tube just after the air cleaner canister. Of course it is pointed down and vertical so you really have to look for it.