Buick 1994 Skylark Owner's Manual page 215

The engine oil dipstick is located directly behind the
engine
fan.
Turn off the engine and
give the oil a few
minutes to drain back
into the oil pan.
If you don't, the
oil^
dipstick might not
show the actual level.
-
,
. .
.
To Check Engine Oil
Pull out the dipstick and clean it with
a paper towel or
cloth, then push it back in all the way. Remove it again,
keeping the tip lower, and check the level.
213