This depends. Are you referring to the battery temp sensor? if so it is under the rear seat with the battery, small little plastic part that is no longer made.
If that is the part, you will need to have your battery relocated to the trunk and the alternator rebuilt to run without the feed from that sensor.
where is the crank sensor located on a 2002 Oldsmobile intrigue 3.5
There is no 2004 Aurora. The last model made was 2002.
show location of camshaft position sensor for 2002 Oldsmobile bravada.
2002 bravada oldsmobile
The ETC sensor on the 2002 Olds 3.5 engine is located at the right rear of engine, below the throttle body at the head not the block.
Here is a link with info on the Oldsmobile Aurora 2001-2003 http://consumerguideauto.howstuffworks.com/2001-to-2003-oldsmobile-aurora.htm
Anywhere from $31000-$35000
.050"
In the distributor.
3.5 is 18.5 gallons, 4.0 is 17.5 gallons
Probably every 50K should be sufficient
The 2002 GMC Sierra: temperature sensor is located on the front of the engine. The sensor will be just above the thermostat housing.