Open your hood, standing in front of engine, look on top of the manifold on you right hand side you will see a small device with three wires coming out. That is your part.
because it is
MAP sensor if I recall
It's part of the MAP sensor, mounts on left side of intake.
Where is the map sensor on a 2001 Buick Regal Ls
It does not have a MAF, it uses a MAP (manifold absolute pressure) sensor.
Check all your wiring for your map sensor, if ok replace the map sensor.
The map sensor is screwed into the side of the upper intake manifold.
No vacuum change at the MAP sensor.
Yes.
A 2002 Chrysler Town and Country does not have a mass airflow sensor. It's fuel system uses a MAP sensor.
On a 2001 Chrysler LHS, the manifold absolute pressure (MAP) sensor is located on the intake manifold, typically near the throttle body. It is usually mounted on the upper part of the manifold and connected with a vacuum hose. To access it, you may need to remove some engine covers or components for better visibility. Always ensure the engine is cool before attempting any repairs.
map sensor is located on the upper intake on the passenger side near the back.