where is the oil pressure sending unit on a 1990 GMC Sierra?

[Stacy]

i need to replace the sending unit on my 1990 GMC Sierra but i cant seem to find where it is located. if anyone could help me out on this one i would greatly appreciate it! thanks!

 

[Molson02536]

i need to replace the sending unit on my 1990 GMC Sierra but i cant seem to find where it is located. if anyone could help me out on this one i would greatly appreciate it! thanks!

It's located at the back of the engine beside the distributor. Here is a link to where the oil pressure sending unit is. Number 5 and 6 is what your looking for and good luck and keep us posted.

http://www.compnine.com/index.php?u...delid=6556&capuid=1&majorgroup=00&grouptype=B