It's part of the reservoir cap
Try going to "autoaccessories4less.com.
use dextron II or power steering fluid, this age of car was not picky
The turn signal flasher on a 1975 Oldsmobile Delta 88 is located in the steering column. There is a small door panel on the underside of the steering column that is held on by clips. Both the turn signal flasher and the hazard flasher are located here.
There's a cap on the top of the power steering unit, remove it and put it in there, it might even have a little dip stick.
WOULD NEED TO KNOW YEAR TO BE MORE PRECISE, BUT MANY HAVE ELECTRIC STEERING GEARS. WHICH ELIMINATE THE NEED FOR A HYDRAULIC RESERVOIR. HOPE THIS HELPS.
How to change a timing chain in a 1998 Oldsmobile delta 88
Fuse 17 in a 1993 delta 88 Oldsmobile controls the air conditioner
78000 miles
yes
The correct tire size for a convertible 1972 Oldsmobile Delta 88 Royale is 225/75 R15.
check fueleconomy.gov
you have a sensor problem.