Where is the oil pressure sensor located on a 2007 Impala LTZ 3.9L engine? on 2007 Chevrolet Impala

Is it possible to send a diagram? Thanks for any help you can offer.

2 answers
on engine block
The oil pressure switch, or sending unit, is usually mounted at or near the oil filter. Repair should not be very expensive at a shop.
Need special tools to do the job.