i was told that my oil sending unit is bad. i have no idea where it is or how to change it. could someone please tell me where it is located. i have a 4.2L v-6
thank you very much for everyone for all the help i have got from you in the last year.
Brad

 

You have to remove the oil pan, I believe. Usually its a few bolts that hold the unit on. The hardest part is getting to it.